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Debian LTS Advisory DLA-2771-1 debian-...@lists.debian.org
https://www.debian.org/lts/security/ Adrian Bunk
September 30, 2021 https://wiki.debian.org/LTS
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Package : krb5
Version : 1.15-1+deb9u3
CVE ID : CVE-2018-5729 CVE-2018-5730 CVE-2018-20217 CVE-2021-37750
Debian Bug : 891869 917387 992607
Several vulnerabilities were fixed in MIT Kerberos,
a system for authenticating users and services on a network.
CVE-2018-5729
CVE-2018-5730
Fix flaws in LDAP DN checking.
CVE-2018-20217
Ignore password attributes for S4U2Self requests.
CVE-2021-37750
Fix KDC null deref on TGS inner body null server.
For Debian 9 stretch, these problems have been fixed in version
1.15-1+deb9u3.
We recommend that you upgrade your krb5 packages.
For the detailed security status of krb5 please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/krb5
Further information about Debian LTS security advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://wiki.debian.org/LTS
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