The branch, v4-4-test has been updated via a709729 VERSION: Bump version up to 4.4.15. via 63684f6 Merge tag 'samba-4.4.14' into v4-4-test via f0ec0c2 VERSION: Disable GIT_SNAPSHOT for the 4.4.14 release. via 75ec364 WHATSNEW: Add release notes for Samba 4.4.14. via 279f4af CVE-2017-7494: rpc_server3: Refuse to open pipe names with / inside via 59b2ef1 VERSION: Re-enable GIT_SNAPSHOTS. via 3b6576d VERSION: Bump version up to 4.4.14. from dea3200 VERSION: Bump version up to 4.4.14.
https://git.samba.org/?p=samba.git;a=shortlog;h=v4-4-test - Log ----------------------------------------------------------------- commit a709729657997dcc36329979977e1bdbbc3c98e0 Author: Karolin Seeger <ksee...@samba.org> Date: Wed May 24 10:05:04 2017 +0200 VERSION: Bump version up to 4.4.15. Signed-off-by: Karolin Seeger <ksee...@samba.org> commit 63684f676007279ae66b48d10e216970d1512fde Merge: dea3200 f0ec0c2 Author: Karolin Seeger <ksee...@samba.org> Date: Wed May 24 10:04:01 2017 +0200 Merge tag 'samba-4.4.14' into v4-4-test samba: tag release samba-4.4.14 ----------------------------------------------------------------------- Summary of changes: VERSION | 2 +- WHATSNEW.txt | 58 ++++++++++++++++++++++++++++++++++++++++--- source3/rpc_server/srv_pipe.c | 5 ++++ 3 files changed, 61 insertions(+), 4 deletions(-) Changeset truncated at 500 lines: diff --git a/VERSION b/VERSION index 909a5e6..ee6de5a 100644 --- a/VERSION +++ b/VERSION @@ -25,7 +25,7 @@ ######################################################## SAMBA_VERSION_MAJOR=4 SAMBA_VERSION_MINOR=4 -SAMBA_VERSION_RELEASE=14 +SAMBA_VERSION_RELEASE=15 ######################################################## # If a official release has a serious bug # diff --git a/WHATSNEW.txt b/WHATSNEW.txt index 3ecda69..f6688b0 100644 --- a/WHATSNEW.txt +++ b/WHATSNEW.txt @@ -1,4 +1,56 @@ ============================== + Release Notes for Samba 4.4.14 + May 24, 2017 + ============================== + + +This is a security release in order to address the following defect: + +o CVE-2017-7494 (Remote code execution from a writable share) + +======= +Details +======= + +o CVE-2017-7494: + All versions of Samba from 3.5.0 onwards are vulnerable to a remote + code execution vulnerability, allowing a malicious client to upload a + shared library to a writable share, and then cause the server to load + and execute it. + + +Changes since 4.4.13: +--------------------- + +o Volker Lendecke <v...@samba.org> + * BUG 12780: CVE-2017-7494: Avoid remote code execution from a writable + share. + + +####################################### +Reporting bugs & Development Discussion +####################################### + +Please discuss this release on the samba-technical mailing list or by +joining the #samba-technical IRC channel on irc.freenode.net. + +If you do report problems then please try to send high quality +feedback. If you don't provide vital information to help us track down +the problem then you will probably be ignored. All bug reports should +be filed under the "Samba 4.1 and newer" product in the project's Bugzilla +database (https://bugzilla.samba.org/). + + +====================================================================== +== Our Code, Our Bugs, Our Responsibility. +== The Samba Team +====================================================================== + + +Release notes for older releases follow: +---------------------------------------- + + ============================== Release Notes for Samba 4.4.13 March 31, 2017 ============================== @@ -36,8 +88,8 @@ database (https://bugzilla.samba.org/). ====================================================================== -Release notes for older releases follow: ----------------------------------------- +--------------------------------------------------------------------- + ============================== Release Notes for Samba 4.4.12 @@ -564,7 +616,7 @@ o Jeremy Allison <j...@samba.org> == NULL. * BUG 11986: s3: libsmb: Correctly trim a trailing \\ character in cli_smb2_create_fnum_send() when passing a pathname to SMB2 create. - * BUG 12021: Fix smbd crash (Signal 4) on File Delete. + * BUG 12021: Fix smbd crash ( 4) on File Delete. * BUG 12135: libgpo: Correctly use the 'server' parameter after parsing it out of the GPO path. * BUG 12139: s3: oplock: Fix race condition when closing an oplocked file. diff --git a/source3/rpc_server/srv_pipe.c b/source3/rpc_server/srv_pipe.c index bcd7e5d..40d60a7 100644 --- a/source3/rpc_server/srv_pipe.c +++ b/source3/rpc_server/srv_pipe.c @@ -476,6 +476,11 @@ bool is_known_pipename(const char *pipename, struct ndr_syntax_id *syntax) { NTSTATUS status; + if (strchr(pipename, '/')) { + DEBUG(1, ("Refusing open on pipe %s\n", pipename)); + return false; + } + if (lp_disable_spoolss() && strequal(pipename, "spoolss")) { DEBUG(10, ("refusing spoolss access\n")); return false; -- Samba Shared Repository