SUSE-SU-2023:3398-1: important: Security update for krb5

Wed Aug 23 20:30:25 UTC 2023

# Security update for krb5

Announcement ID: SUSE-SU-2023:3398-1  
Rating: important  
References:

  * #1214054

Cross-References:

  * CVE-2023-36054

CVSS scores:

  * CVE-2023-36054 ( SUSE ):  8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2023-36054 ( NVD ):  6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected Products:

  * SUSE Linux Enterprise High Performance Computing 12 SP2
  * SUSE Linux Enterprise High Performance Computing 12 SP5
  * SUSE Linux Enterprise Server 12 SP2
  * SUSE Linux Enterprise Server 12 SP2 BCL 12-SP2
  * SUSE Linux Enterprise Server 12 SP5
  * SUSE Linux Enterprise Server for SAP Applications 12 SP5
  * SUSE Linux Enterprise Software Development Kit 12 SP5

An update that solves one vulnerability can now be installed.

## Description:

This update for krb5 fixes the following issues:

  * CVE-2023-36054: Fixed a DoS that could be triggered by an authenticated
    remote user. (bsc#1214054)

## Patch Instructions:

To install this SUSE Important update use the SUSE recommended installation
methods like YaST online_update or "zypper patch".  
Alternatively you can run the command listed for your product:

  * SUSE Linux Enterprise Software Development Kit 12 SP5  
    zypper in -t patch SUSE-SLE-SDK-12-SP5-2023-3398=1

  * SUSE Linux Enterprise Server 12 SP2 BCL 12-SP2  
    zypper in -t patch SUSE-SLE-SERVER-12-SP2-BCL-2023-3398=1

  * SUSE Linux Enterprise High Performance Computing 12 SP5  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-3398=1

  * SUSE Linux Enterprise Server 12 SP5  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-3398=1

  * SUSE Linux Enterprise Server for SAP Applications 12 SP5  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2023-3398=1

## Package List:

  * SUSE Linux Enterprise Software Development Kit 12 SP5 (aarch64 ppc64le s390x
    x86_64)
    * krb5-debugsource-1.12.5-40.52.1
    * krb5-devel-1.12.5-40.52.1
    * krb5-debuginfo-1.12.5-40.52.1
  * SUSE Linux Enterprise Server 12 SP2 BCL 12-SP2 (x86_64)
    * krb5-plugin-preauth-pkinit-debuginfo-1.12.5-40.52.1
    * krb5-plugin-kdb-ldap-1.12.5-40.52.1
    * krb5-plugin-preauth-otp-debuginfo-1.12.5-40.52.1
    * krb5-client-1.12.5-40.52.1
    * krb5-1.12.5-40.52.1
    * krb5-server-1.12.5-40.52.1
    * krb5-plugin-preauth-otp-1.12.5-40.52.1
    * krb5-server-debuginfo-1.12.5-40.52.1
    * krb5-debugsource-1.12.5-40.52.1
    * krb5-plugin-preauth-pkinit-1.12.5-40.52.1
    * krb5-32bit-1.12.5-40.52.1
    * krb5-client-debuginfo-1.12.5-40.52.1
    * krb5-debuginfo-1.12.5-40.52.1
    * krb5-plugin-kdb-ldap-debuginfo-1.12.5-40.52.1
    * krb5-debuginfo-32bit-1.12.5-40.52.1
    * krb5-doc-1.12.5-40.52.1
  * SUSE Linux Enterprise High Performance Computing 12 SP5 (aarch64 x86_64)
    * krb5-plugin-preauth-pkinit-debuginfo-1.12.5-40.52.1
    * krb5-plugin-kdb-ldap-1.12.5-40.52.1
    * krb5-plugin-preauth-otp-debuginfo-1.12.5-40.52.1
    * krb5-client-1.12.5-40.52.1
    * krb5-1.12.5-40.52.1
    * krb5-server-1.12.5-40.52.1
    * krb5-plugin-preauth-otp-1.12.5-40.52.1
    * krb5-server-debuginfo-1.12.5-40.52.1
    * krb5-debugsource-1.12.5-40.52.1
    * krb5-plugin-preauth-pkinit-1.12.5-40.52.1
    * krb5-client-debuginfo-1.12.5-40.52.1
    * krb5-debuginfo-1.12.5-40.52.1
    * krb5-plugin-kdb-ldap-debuginfo-1.12.5-40.52.1
    * krb5-doc-1.12.5-40.52.1
  * SUSE Linux Enterprise High Performance Computing 12 SP5 (x86_64)
    * krb5-32bit-1.12.5-40.52.1
    * krb5-debuginfo-32bit-1.12.5-40.52.1
  * SUSE Linux Enterprise Server 12 SP5 (aarch64 ppc64le s390x x86_64)
    * krb5-plugin-preauth-pkinit-debuginfo-1.12.5-40.52.1
    * krb5-plugin-kdb-ldap-1.12.5-40.52.1
    * krb5-plugin-preauth-otp-debuginfo-1.12.5-40.52.1
    * krb5-client-1.12.5-40.52.1
    * krb5-1.12.5-40.52.1
    * krb5-server-1.12.5-40.52.1
    * krb5-plugin-preauth-otp-1.12.5-40.52.1
    * krb5-server-debuginfo-1.12.5-40.52.1
    * krb5-debugsource-1.12.5-40.52.1
    * krb5-plugin-preauth-pkinit-1.12.5-40.52.1
    * krb5-client-debuginfo-1.12.5-40.52.1
    * krb5-debuginfo-1.12.5-40.52.1
    * krb5-plugin-kdb-ldap-debuginfo-1.12.5-40.52.1
    * krb5-doc-1.12.5-40.52.1
  * SUSE Linux Enterprise Server 12 SP5 (s390x x86_64)
    * krb5-32bit-1.12.5-40.52.1
    * krb5-debuginfo-32bit-1.12.5-40.52.1
  * SUSE Linux Enterprise Server for SAP Applications 12 SP5 (ppc64le x86_64)
    * krb5-plugin-preauth-pkinit-debuginfo-1.12.5-40.52.1
    * krb5-plugin-kdb-ldap-1.12.5-40.52.1
    * krb5-plugin-preauth-otp-debuginfo-1.12.5-40.52.1
    * krb5-client-1.12.5-40.52.1
    * krb5-1.12.5-40.52.1
    * krb5-server-1.12.5-40.52.1
    * krb5-plugin-preauth-otp-1.12.5-40.52.1
    * krb5-server-debuginfo-1.12.5-40.52.1
    * krb5-debugsource-1.12.5-40.52.1
    * krb5-plugin-preauth-pkinit-1.12.5-40.52.1
    * krb5-client-debuginfo-1.12.5-40.52.1
    * krb5-debuginfo-1.12.5-40.52.1
    * krb5-plugin-kdb-ldap-debuginfo-1.12.5-40.52.1
    * krb5-doc-1.12.5-40.52.1
  * SUSE Linux Enterprise Server for SAP Applications 12 SP5 (x86_64)
    * krb5-32bit-1.12.5-40.52.1
    * krb5-debuginfo-32bit-1.12.5-40.52.1

## References:

  * https://www.suse.com/security/cve/CVE-2023-36054.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1214054

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