[SECURITY] Fedora 38 Update: krb5-1.21-3.fc38
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Fedora Update Notification
FEDORA-2023-ca086f015c
2023-08-10 00:40:34.292793
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Name : krb5
Product : Fedora 38
Version : 1.21
Release : 3.fc38
URL : https://web.mit.edu/kerberos/www/
Summary : The Kerberos network authentication system
Description :
Kerberos V5 is a trusted-third-party network authentication system,
which can improve your network's security by eliminating the insecure
practice of sending passwords over the network in unencrypted form.
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Update Information:
This is a backport of the upstream fix for CVE-2023-39975:
https://github.com/krb5/krb5/pull/1312
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ChangeLog:
* Tue Aug 8 2023 Julien Rische <jrische(a)redhat.com> - 1.21-3
- Fix double-free in KDC TGS processing (CVE-2023-39975)
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References:
[ 1 ] Bug #2229113 - Double free in MIT Kerberos 1.21
https://bugzilla.redhat.com/show_bug.cgi?id=2229113
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This update can be installed with the "dnf" update program. Use
su -c 'dnf upgrade --advisory FEDORA-2023-ca086f015c' at the command
line. For more information, refer to the dnf documentation available at
http://dnf.readthedocs.io/en/latest/command_ref.html#upgrade-command-label
All packages are signed with the Fedora Project GPG key. More details on the
GPG keys used by the Fedora Project can be found at
https://fedoraproject.org/keys
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