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openSUSE Leap 15.3: 2021:2800-1 Critical: krb5 KDC Null Deref

opensuse
Calendar Grey August 20, 2021
Dist Opensuse Esm H88
Important patch issued for openSUSE addressing krb5 null pointer dereference flaw. Users are urged to update promptly.
An update that fixes one vulnerability is now available

Description

This update for krb5 fixes the following issues:

- CVE-2021-36222: Fixed KDC null deref on bad encrypted challenge.

(bsc#1188571)

Topics%20covered

Topics Covered

security advisory krb5 important update openSUSE Leap KDC null deref

Patch

Patch Instructions:

To install this openSUSE Security Update use the SUSE recommended installation methods

like YaST online_update or "zypper patch".

Alternatively you can run the command listed for your product:

- openSUSE Leap 15.3:

zypper in -t patch openSUSE-SLE-15.3-2021-2800=1

Package List

- openSUSE Leap 15.3 (aarch64 ppc64le s390x x86_64):

krb5-1.16.3-3.21.1

krb5-client-1.16.3-3.21.1

krb5-client-debuginfo-1.16.3-3.21.1

krb5-debuginfo-1.16.3-3.21.1

krb5-debugsource-1.16.3-3.21.1

krb5-devel-1.16.3-3.21.1

krb5-mini-1.16.3-3.21.1

krb5-mini-debuginfo-1.16.3-3.21.1

krb5-mini-debugsource-1.16.3-3.21.1

krb5-mini-devel-1.16.3-3.21.1

krb5-plugin-kdb-ldap-1.16.3-3.21.1

krb5-plugin-kdb-ldap-debuginfo-1.16.3-3.21.1

krb5-plugin-preauth-otp-1.16.3-3.21.1

krb5-plugin-preauth-otp-debuginfo-1.16.3-3.21.1

krb5-plugin-preauth-pkinit-1.16.3-3.21.1

krb5-plugin-preauth-pkinit-debuginfo-1.16.3-3.21.1

krb5-server-1.16.3-3.21.1

krb5-server-debuginfo-1.16.3-3.21.1

- openSUSE Leap 15.3 (x86_64):

krb5-32bit-1.16.3-3.21.1

krb5-32bit-debuginfo-1.16.3-3.21.1

krb5-devel-32bit-1.16.3-3.21.1

References

https://www.suse.com/security/cve/CVE-2021-36222.html

https://bugzilla.suse.com/1188571

Severity
critical
Lowest
Low
Medium
High
Critical

Announcement ID: openSUSE-SU-2021:2800-1
Rating: important
Affected Products: openSUSE Leap 15.3 .

Topics%20covered

Topics Covered

security advisory krb5 important update openSUSE Leap KDC null deref

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