----------------------------------------------------------------------------
Debian Stable Updates Announcement SUA 280-1         https://www.debian.org/
[email protected]                           Jonathan Wiltshire
May 12th, 2026
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Upcoming Debian 13 Update (13.5)

An update to Debian 13 is scheduled for Saturday, May 16th, 2026. As of now
it will include the following bug fixes. They can be found in "trixie-
proposed-updates", which is carried by all official mirrors.

Please note that packages published through security.debian.org are not
listed, but will be included if possible.

Testing and feedback would be appreciated. Bugs should be filed in the
Debian Bug Tracking System, but please make the Release Team aware of them
by copying "[email protected]" on your mails.

The point release will also include a rebuild of debian-installer.

Miscellaneous Bugfixes
----------------------

This stable update adds a few important corrections to the following
packages:

  Package                    Reason
  -------                    ------

  389-ds-base                Fix heap overflow issue [CVE-2025-14905]

  7zip                       Relax Breaks / Replaces versions to ease
                             upgrades from bookworm

  apache2                    New upstream stable release; fix use-after-free
                             issue [CVE-2026-23918]; fix privilege
                             escalation issue [CVE-2026-24072]; fix NULL
                             pointer dereference issues [CVE-2026-29169
                             CVE-2026-33007]; fix authentication bypass
                             issue [CVE-2026-33006]; fix HTTP response
                             splitting issue [CVE-2026-33523]; fix out-of-
                             bounds read issues [CVE-2026-33857
                             CVE-2026-34032]; fix buffer over-read issue
                             [CVE-2026-34059]

  awstats                    Prevent command injection [CVE-2025-63261]

  base-files                 Update for the point release

  bash                       Rebuild with updated glibc

  beads                      Rebuild with updated cimg

  bepasty                    Fix loading pygments CSS

  bglibs                     Rebuild with updated glibc

  bird2                      ASPA: Fix downstream validation; BGP: Fix
                             restart behavior on reconfiguration; filters:
                             Fix string attributes; logging: Fix error
                             handling

  black                      Fix arbitrary file write issue [CVE-2026-32274]

  bubblewrap                 Fix privilege escalation issue [CVE-2026-41163]

  busybox                    Rebuild with updated glibc

  calibre                    Fix path traversal issues [CVE-2026-25635
                             CVE-2026-25636 CVE-2026-26064 CVE-2026-26065];
                             fix code execution issue [CVE-2026-25731]; fix
                             HTTP response header injection issue
                             [CVE-2026-27810]; fix IP ban bypass issue
                             [CVE-2026-27824]

  catatonit                  Rebuild with updated glibc

  cdebootstrap               Rebuild with updated glibc

  chkrootkit                 Rebuild with updated glibc

  cimg                       Fix overflow vulnerability [CVE-2026-42144];
                             fix out of memory issue with crafted files
                             [CVE-2026-42146]

  cockpit                    Fix code execution issue [CVE-2026-4631]

  composer                   Fix command injection issues [CVE-2026-40261
                             CVE-2026-40176]

  condor                     Rebuild with updated glibc

  curl                       Fix server certificate verification issue
                             [CVE-2025-13034]

  dar                        Rebuild with updated openssl, glibc, libcap2

  debmirror                  Add debmirror-specific User-Agent header

  distribution-gpg-keys      Update included keys

  distro-info-data           Add Ubuntu 26.10 "Stonking Stingray"

  distrobuilder              Rebuild with updated incus

  docker.io                  Rebuild with updated glibc

  dovecot                    Fix memory leak in CVE-2026-27857 fix

  e2fsprogs                  Rebuild with updated glibc

  efibootguard               Rebuild against gnu-efi with #1086705 fixed

  ejabberd                   Ignore certificate purpose for incoming s2s
                             connections

  ejabberd-contrib           Rebuild with updated ejabberd

  epics-base                 Skip failing build-time test

  erlang                     Fix path traversal issues [CVE-2026-21620
                             CVE-2026-23942[; fix HTTP request smuggling
                             issue [CVE-2026-23941]; fix denial of service
                             issue [CVE-2026-23943]

  erlang-p1-tls              Accept client certificates without sslpurpose
                             flag

  exim4                      Fix GnuTLS hostname verify of a server
                             certificate with a zero-length Subject; fix
                             denial of service issue [CVE-2026-40684]; fix
                             out-of-bounds read/write issues [CVE-2026-40685
                             CVE-2026-40686 CVE-2026-40687]

  feed2toot                  Ensure compatibility with Python 3.13

  firewalld                  Prevent local users from being able to modify
                             runtime firewall state without prior
                             authentication if the desktop policy is active
                             [CVE-2026-4948]

  freerdp3                   Fix issues with large certificates; fix
                             clipboard paste issue; fix segmentation fault
                             issue [CVE-2025-4478]; fix use-after-free
                             issues [CVE-2026-22851 CVE-2026-22856
                             CVE-2026-22857 CVE-2026-23883 CVE-2026-23884
                             CVE-2026-24491 CVE-2026-24675 CVE-2026-24676
                             CVE-2026-24678 CVE-2026-24680 CVE-2026-24681
                             CVE-2026-24683  CVE-2026-24684 CVE-2026-25952
                             CVE-2026-25953 CVE-2026-25954 CVE-2026-25955
                             CVE-2026-25959 CVE-2026-25997 CVE-2026-26986];
                             fix buffer overflow issues [CVE-2026-22852
                             CVE-2026-22853 CVE-2026-22854 CVE-2026-23530
                             CVE-2026-23531 CVE-2026-23532 CVE-2026-23533
                             CVE-2026-23534 CVE-2026-23732]; fix out-of-
                             bounds read issues [CVE-2026-22855
                             CVE-2026-22859 CVE-2026-24677 CVE-2026-24679
                             CVE-2026-24682 CVE-2026-25941 CVE-2026-25942];
                             fix buffer underflow issues [CVE-2026-22858
                             CVE-2026-26955]; fix null pointer dereference
                             issue [CVE-2026-23948]; fix buffer over-read
                             issue [CVE-2026-26271; fix out-of-bounds write
                             issue [CVE-2026-26965]; fix denial of service
                             issue [CVE-2026-27015]; fix buffer overflow
                             issues [CVE-2026-29774 CVE-2026-31806
                             CVE-2026-31883 CVE-2026-33982 CVE-2026-33984];
                             fix out-of-bounds read/write issues
                             [CVE-2026-29775 CVE-2026-31885 CVE-2026-31897
                             CVE-2026-33986 CVE-2026-33987]; fix integer
                             underflow issue [CVE-2026-29776]; fix denial of
                             service issues [CVE-2026-31884 CVE-2026-33952
                             CVE-2026-33977 CVE-2026-33983]; fix data leak
                             issue [CVE-2026-33985]; fix double free issue
                             [CVE-2026-33995]; fix path traversal issue
                             [CVE-2026-40254]

  fwupd                      Thunderbolt: Fix deploying the thunderbolt
                             controller on the X280

  git-lfs                    Fix arbitrary file write issue [CVE-2025-26625]

  glance                     Fix server-side request forgery issue
                             [CVE-2026-34881]; fix build failure

  glib2.0                    Fix timezone handling with Debian & Ubuntu's
                             symlinks; fix missing input validation in
                             g_buffered_input_stream_peek [CVE-2026-0988];
                             fix integer overflow in base64 encoding
                             [CVE-2026-1484]; fix buffer underflow
                             vulnerability in content type parsing
                             [CVE-2026-1485]; fix integer overflow in
                             unicode conversion [CVE-2026-1489]

  glibc                      Fix incorrect handling of DNS responses
                             [CVE-2026-4437]; fix return of invalid DNS
                             hostnames [CVE-2026-4438]; fix assertion
                             failure [CVE-2026-4046]; fix a null pointer
                             dereference in the
                             nss_database_check_reload_and_get function; fix
                             invalid pointer arithmetic in ANSI_X3.110 iconv
                             module; various test suite fixes

  gnupg2                     Rebuild with updated glibc

  gnutls28                   Preserve extension order across client Hello
                             retry

  grub-efi-amd64-signed      Fix an illegal instruction on riscv64

  grub-efi-arm64-signed      Fix an illegal instruction on riscv64

  grub-efi-ia32-signed       Fix an illegal instruction on riscv64

  grub2                      Fix an illegal instruction on riscv64

  gvfs                       Use control connection address for PASV data
                             [CVE-2026-28295]; reject paths containing CR/LF
                             characters [CVE-2026-28296]

  harfbuzz                   Fix NULL pointer dereference issue
                             [CVE-2026-22693]

  heimdal                    Fix memory leak in heimdal-clients; add build
                             dependency on libcrypt-dev

  initramfs-tools            Include Cadence driver, fixing failure to boot
                             from USB storage on boards using Starfive SoC;
                             unmkinitramfs: Accept lower-case hex digits in
                             cpio headers, fixing compatibility with some
                             other tools

  integrit                   Rebuild with updated glibc

  jpeg-xl                    Fix uninitialised memory read issues
                             [CVE-2025-12474 CVE-2026-1837]; fix cross build
                             failure; fix "nojava" build profile; fix build
                             on big-endian architectures

  jq                         Fix buffer overflow issue [CVE-2026-32316]; fix
                             denial of service issues [CVE-2026-33947
                             CVE-2026-39956]; fix validation bypass issue
                             [CVE-2026-33948]; fix out-of-bounds read issue
                             [CVE-2026-39979]; fix use of hardcoded seed
                             [CVE-2026-40164]

  kissfft                    Fix integer overflow issues [CVE-2025-34297
                             CVE-2026-41445]

  kpackage                   Skip flaky build-time test

  lemonldap-ng               OIDC: don't ignore non default signature
                             algorithm; OIDC: register Front-Channel-Logout
                             URL; really hide passwords in session-explorer
                             when stored in session; update documentation to
                             avoid using unsecured Nginx variable

  libarchive                 Fix out-of-bounds read issues [CVE-2025-5918
                             CVE-2026-4424]; fix denial of service issues
                             [CVE-2026-4111 CVE-2026-4426]; fix possible
                             code execution issue [CVE-2026-5121]

  libcap2                    Fix time of check / time of use issue
                             [CVE-2026-4878]; rebuild with updated glibc

  libcdio                    Fix buffer overflow issue [CVE-2024-36600]

  libcoap3                   Fix out-of-bounds read issue [CVE-2026-29013];
                             fix buffer overflow issue [CVE-2025-34468]

  libcryptx-perl             Fix "Crypt::PK key generation is not fork safe
                             and will generate identical keys"
                             [CVE-2026-41564]

  libdatetime-timezone-perl  Update to database 2026a; update included
                             timezone data

  libexif                    Fix integer underflow issues [CVE-2026-40386
                             CVE-2026-32775]; fix integer overflow issue
                             [CVE-2026-40385]

  libfinance-quote-perl      Fix date in quotes retrieved from XETRA source

  libnet-cidr-lite-perl      Fix ACL bypass issues [CVE-2026-40198
                             CVE-2026-40199]

  libreoffice-texmaths       Add dependency on dvipng/dvisvgm

  libtext-csv-xs-perl        Fix stack corruption issue [CVE-2026-7111]

  libvncserver               Fix out of bounds read issue [CVE-2026-32853];
                             fix NULL pointer dereference issue
                             [CVE-2026-32854]

  libxml-security-java       Fix private key disclosure issue
                             [CVE-2023-44483]

  libxslt                    Fix deterministic generate-id() regression
                             causing build failures in other packages

  lxc                        Fix authorisation bypass issue
                             [CVE-2026-39402]; rebuild with updated glibc

  mailman-suite              Add django.contrib.humanize to recommended apps
                             in sample config

  mapserver                  Fix buffer overflow issue [CVE-2026-33721]

  modsecurity-crs            Fix file extension blocking bypass issue
                             [CVE-2026-33691]

  mongo-c-driver             Fix insufficient validation issues
                             [CVE-2025-14911 CVE-2026-6231]; fix denial of
                             service issue [CVE-2026-4359]; fix buffer
                             overflow issue [CVE-2026-6691]; improve
                             handling of corrupt GridFS files

  mumble                     Fix Opus buffer overrun leading to crash

  musl                       Fix denial of service issue [CVE-2026-6042];
                             fix stack corruption issue [CVE-2026-40200]

  nano                       Fix overly broad permissions issue
                             [CVE-2026-6842]; fix format string issue
                             [CVE-2026-6843]

  nautilus-wipe              Remove Multi-Arch: same

  netatalk                   Fix authentication in complex AD environments

  nginx                      Fix buffer overflow issues [CVE-2026-27654
                             CVE-2026-27784 CVE-2026-32647]; fix session
                             authentication issues [CVE-2026-27651
                             CVE-2026-28753]; fix OCSP result bypass issue
                             [CVE-2026-28755]; use "$host" instead of
                             "$http_host"

  node-flatted               Fix prototype pollution issue [CVE-2026-33228]

  node-node-rsa              Fix builds with OpenSSL 3

  node-tar                   Properly sanitize absolute linkpaths
                             [CVE-2026-23745]; normalize out unicode
                             ligatures [CVE-2026-23950]; properly sanitize
                             hard links containing '..' [CVE-2026-24842];
                             prevent hardlinking to files outside the
                             extraction root [CVE-2026-26960]; strip leading
                             '/' before sanitizing '..' [CVE-2026-29786];
                             prevent escaping symlinks with drive-relative
                             paths [CVE-2026-31802]

  numba                      Conditionally skip tests requiring more CPUs
                             than available

  openssh                    Ensure scp does not unexpectedly make
                             transferred files setuid or setgid
                             [CVE-2026-35385]; fix command execution issue
                             [CVE-2026-35386]; fix incomplete application of
                             PubkeyAcceptedAlgorithms and
                             HostbasedAcceptedAlgorithms with regard to
                             ECDSA keys [CVE-2026-35387]; use connection
                             multiplexing confirmation for proxy-mode
                             multiplexing sessions [CVE-2026-35388]; fix
                             handling of the authorized_keys "principals"
                             option [CVE-2026-35414]; validate user and host
                             names for ProxyJump/-J options passed via the
                             command line; IPQoS handling improvements;
                             don't reuse c->isatty for signalling that the
                             remote channel has a tty attached

  openssl                    New upstream stable release

  orca                       Remove lightdm wrapper on package removal

  osdlyrics                  Add missing runtime dependency python3-pycurl;
                             rebuild in a clean environment

  pgbouncer                  Fix integer overflow issue [CVE-2026-6664]; fix
                             stack overflow issues [CVE-2026-6665]; fix NULL
                             pointer dereference issue [CVE-2026-6666]; fix
                             missing authorization check [CVE-2026-6667]

  phosh                      Cell-broadcast-prompt: close dialog on swipe;
                             strip whitespace; wifi-network: don't
                             unconditionally overwrite active access point;
                             don't set active indicator visible

  php-league-commonmark      Fix DisallowedRawHtml bypass via newline/tab in
                             tag names [CVE-2026-30838]; fix
                             DomainFilteringAdapter hostname boundary bypass
                             [CVE-2026-33347]

  php-phpseclib              Fix denial of service issue [CVE-2024-27355];
                             fix variable time comparison issue
                             [CVE-2026-40194]

  php-phpseclib3             Fix denial of service issue [CVE-2024-27355];
                             fix variable time comparison issue
                             [CVE-2026-40194]

  phpseclib                  Fix denial of service issue [CVE-2024-27355];
                             fix variable time comparison issue
                             [CVE-2026-40194]

  proftpd-dfsg               Fix SQL injection issue [CVE-2026-42167]

  pymupdf                    Improve safety of 'pymupdf embed-extract' when
                             dealing with existing files [CVE-2026-3029]

  python-authlib             Fix cross-site request forgery issue
                             [CVE-2025-68158]; fix denial of service issues
                             [CVE-2025-62706 CVE-2025-61920]; fix policy
                             bypass issue [CVE-2025-59420]

  python-bottle-sqlite       Fix compaibility with Python 3.11+

  python-certbot             Re-use selected profile for renewals

  python-ldap                Fix insufficient escaping issue
                             [CVE-2025-61911]; fix denial of service issue
                             [CVE-2025-61912]

  python-mapbox-earcut       Remove "Multi-Arch: same" annotation

  python-oslo.db             Fix compatibility with newer mariadb versions

  python3-lxc                Fix compatibility with Python 3.13

  python3.13                 Fix header injection issues [CVE-2025-11468
                             CVE-2025-15282 CVE-2026-0672 CVE-2026-0865
                             CVE-2026-1299]; fix denial of service issues
                             [CVE-2025-12084 CVE-2025-13836 CVE-2025-13837
                             CVE-2025-6069 CVE-2025-6075 CVE-2025-8194]; fix
                             incorrect parsing of TarInfo header
                             [CVE-2025-13462]; fix insufficient validation
                             in zipFile [CVE-2025-8291]; fix missing
                             sys.audit invocation [CVE-2026-2297]; fix early
                             halt of base64 processing [CVE-2026-3446]; fix
                             validation bypass issue [CVE-2026-3644]; fix
                             stack overflow issue [CVE-2026-4224]; fix
                             insufficient validation issue [CVE-2026-4519];
                             fix insufficient escaping issue
                             [CVE-2026-6019]; fix use-after-free issue

  qcoro                      Skip flaky build-time tests

  qemu                       Rebuild with updated glib2.0, glibc

  qt6-base                   Fix data race issues

  remmina                    Disable "phone home" functionality

  request-tracker5           Fix builds of CKEditor when firefox is >= 148

  rsync                      Fix symlink handling on the receiver; fix use-
                             after-free issue [CVE-2026-41035]

  sash                       Rebuild with updated glibc

  sed                        Fix time of check / time of use issue
                             [CVE-2026-5958]

  snapd                      Rebuild with updated libcap2, glibc

  starlet                    Fix HTTP request smuggling issue
                             [CVE-2026-40561]

  stayrtr                    Stop serving stale VRPs when the validator is
                             stuck; use Restart=on-abnormal instead of on-
                             abort

  sudo                       Fix privilege escalation issue [CVE-2026-35535]

  superqt                    Skip flaky font metrics test

  suricata                   Fix denial of service issues [CVE-2026-31932
                             CVE-2026-31933 CVE-2026-31935 CVE-2026-31937]

  swupdate                   Fix denial of service issue [CVE-2026-28525]

  sylpheed                   Add link check to address [CVE-2021-37746]

  systemd                    New upstream stable release; ensure /tmp
                             workaround does not override local unit/fstab;
                             fix assert and freeze [CVE-2026-29111]; fix
                             code execution issues [CVE-2026-40225
                             CVE-2026-4105]; fix nspawn escape-to-host issue
                             [CVE-2026-40226]

  systemd-boot-efi-amd64-signed
                             New upstream stable release; ensure /tmp
                             workaround does not override local unit/fstab;
                             fix assert and freeze [CVE-2026-29111]; fix
                             code execution issues [CVE-2026-40225
                             CVE-2026-4105]; fix nspawn escape-to-host issue
                             [CVE-2026-40226]

  systemd-boot-efi-arm64-signed
                             New upstream stable release; ensure /tmp
                             workaround does not override local unit/fstab;
                             fix assert and freeze [CVE-2026-29111]; fix
                             code execution issues [CVE-2026-40225
                             CVE-2026-4105]; fix nspawn escape-to-host issue
                             [CVE-2026-40226]

  tini                       Rebuild with updated glibc

  tiv                        Rebuild with updated cimg

  toil                       Conditionally skip tests requiring more CPUs
                             than available

  tripwire                   Rebuild with updated glibc

  tsocks                     Rebuild with updated glibc

  tzdata                     New upstream release; update data for British
                             Columbia

  unbound                    Never try TLS to reach root nameservers

  user-mode-linux            Rebuild with updated Linux

  vips                       Fix buffer overflow issues [CVE-2026-2913
                             CVE-2026-3147 CVE-2026-3281]; fix memory
                             corruption issue [CVE-2026-3145]; fix null
                             pointer dereference issue [CVE-2026-3146]; fix
                             out of bound read issues [CVE-2026-3282
                             CVE-2026-3283]; fix integer overflow issue
                             [CVE-2026-3284]

  xorg-server                Fix buffer re-use issue [CVE-2026-33999]; fix /
                             improve bounds checking [CVE-2026-34000
                             CVE-2026-34003]; fix use after free issue
                             [CVE-2026-34001]; fix out-of-bounds read issue
                             [CVE-2026-34002]

  zsh                        Rebuild with updated libcap2, glibc


A complete list of all accepted and rejected packages together with
rationale is on the preparation page for this revision:

  <https://release.debian.org/proposed-updates/stable.html>


Removed packages
----------------

The following packages will be removed due to circumstances beyond our
control:

  Package                    Reason
  -------                    ------

  dav4tbsync                 Superseded by thunderbird 140


If you encounter any issues, please don't hesitate to get in touch with the
Debian Release Team at "[email protected]".

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