# Security update for krb5

Announcement ID: SUSE-SU-2024:2305-1  
Rating: important  
References:

  * bsc#1227186
  * bsc#1227187

  
Cross-References:

  * CVE-2024-37370
  * CVE-2024-37371

  
CVSS scores:

  * CVE-2024-37370 ( SUSE ):  7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H
  * CVE-2024-37371 ( SUSE ):  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 15 SP2
  * SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS 15-SP2
  * SUSE Linux Enterprise Server 15 SP2
  * SUSE Linux Enterprise Server 15 SP2 LTSS 15-SP2
  * SUSE Linux Enterprise Server for SAP Applications 15 SP2

  
  
An update that solves two vulnerabilities can now be installed.

## Description:

This update for krb5 fixes the following issues:

  * CVE-2024-37370: Fixed confidential GSS krb5 wrap tokens with invalid fields
    were errouneously accepted (bsc#1227186).
  * CVE-2024-37371: Fixed invalid memory read when processing message tokens
    with invalid length fields (bsc#1227187).

## Patch Instructions:

To install this SUSE 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 High Performance Computing 15 SP2 LTSS 15-SP2  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP2-LTSS-2024-2305=1

  * SUSE Linux Enterprise Server 15 SP2 LTSS 15-SP2  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP2-LTSS-2024-2305=1

  * SUSE Linux Enterprise Server for SAP Applications 15 SP2  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP2-2024-2305=1

## Package List:

  * SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS 15-SP2 (aarch64
    x86_64)
    * krb5-plugin-preauth-otp-1.16.3-150100.3.36.1
    * krb5-debugsource-1.16.3-150100.3.36.1
    * krb5-plugin-preauth-otp-debuginfo-1.16.3-150100.3.36.1
    * krb5-plugin-kdb-ldap-1.16.3-150100.3.36.1
    * krb5-plugin-preauth-pkinit-debuginfo-1.16.3-150100.3.36.1
    * krb5-plugin-kdb-ldap-debuginfo-1.16.3-150100.3.36.1
    * krb5-server-debuginfo-1.16.3-150100.3.36.1
    * krb5-client-1.16.3-150100.3.36.1
    * krb5-1.16.3-150100.3.36.1
    * krb5-plugin-preauth-pkinit-1.16.3-150100.3.36.1
    * krb5-client-debuginfo-1.16.3-150100.3.36.1
    * krb5-devel-1.16.3-150100.3.36.1
    * krb5-server-1.16.3-150100.3.36.1
    * krb5-debuginfo-1.16.3-150100.3.36.1
  * SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS 15-SP2 (x86_64)
    * krb5-32bit-debuginfo-1.16.3-150100.3.36.1
    * krb5-32bit-1.16.3-150100.3.36.1
  * SUSE Linux Enterprise Server 15 SP2 LTSS 15-SP2 (aarch64 ppc64le s390x
    x86_64)
    * krb5-plugin-preauth-otp-1.16.3-150100.3.36.1
    * krb5-debugsource-1.16.3-150100.3.36.1
    * krb5-plugin-preauth-otp-debuginfo-1.16.3-150100.3.36.1
    * krb5-plugin-kdb-ldap-1.16.3-150100.3.36.1
    * krb5-plugin-preauth-pkinit-debuginfo-1.16.3-150100.3.36.1
    * krb5-plugin-kdb-ldap-debuginfo-1.16.3-150100.3.36.1
    * krb5-server-debuginfo-1.16.3-150100.3.36.1
    * krb5-client-1.16.3-150100.3.36.1
    * krb5-1.16.3-150100.3.36.1
    * krb5-plugin-preauth-pkinit-1.16.3-150100.3.36.1
    * krb5-client-debuginfo-1.16.3-150100.3.36.1
    * krb5-devel-1.16.3-150100.3.36.1
    * krb5-server-1.16.3-150100.3.36.1
    * krb5-debuginfo-1.16.3-150100.3.36.1
  * SUSE Linux Enterprise Server 15 SP2 LTSS 15-SP2 (x86_64)
    * krb5-32bit-debuginfo-1.16.3-150100.3.36.1
    * krb5-32bit-1.16.3-150100.3.36.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP2 (ppc64le x86_64)
    * krb5-plugin-preauth-otp-1.16.3-150100.3.36.1
    * krb5-debugsource-1.16.3-150100.3.36.1
    * krb5-plugin-preauth-otp-debuginfo-1.16.3-150100.3.36.1
    * krb5-plugin-kdb-ldap-1.16.3-150100.3.36.1
    * krb5-plugin-preauth-pkinit-debuginfo-1.16.3-150100.3.36.1
    * krb5-plugin-kdb-ldap-debuginfo-1.16.3-150100.3.36.1
    * krb5-server-debuginfo-1.16.3-150100.3.36.1
    * krb5-client-1.16.3-150100.3.36.1
    * krb5-1.16.3-150100.3.36.1
    * krb5-plugin-preauth-pkinit-1.16.3-150100.3.36.1
    * krb5-client-debuginfo-1.16.3-150100.3.36.1
    * krb5-devel-1.16.3-150100.3.36.1
    * krb5-server-1.16.3-150100.3.36.1
    * krb5-debuginfo-1.16.3-150100.3.36.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP2 (x86_64)
    * krb5-32bit-debuginfo-1.16.3-150100.3.36.1
    * krb5-32bit-1.16.3-150100.3.36.1

## References:

  * https://www.suse.com/security/cve/CVE-2024-37370.html
  * https://www.suse.com/security/cve/CVE-2024-37371.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1227186
  * https://bugzilla.suse.com/show_bug.cgi?id=1227187

SUSE: 2024:2305-1 important: krb5 Security Advisory Updates

July 5, 2024
* bsc#1227186 * bsc#1227187 Cross-References: * CVE-2024-37370

Summary

## This update for krb5 fixes the following issues: * CVE-2024-37370: Fixed confidential GSS krb5 wrap tokens with invalid fields were errouneously accepted (bsc#1227186). * CVE-2024-37371: Fixed invalid memory read when processing message tokens with invalid length fields (bsc#1227187). ## Patch Instructions: To install this SUSE 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 High Performance Computing 15 SP2 LTSS 15-SP2 zypper in -t patch SUSE-SLE-Product-HPC-15-SP2-LTSS-2024-2305=1 * SUSE Linux Enterprise Server 15 SP2 LTSS 15-SP2 zypper in -t patch SUSE-SLE-Product-SLES-15-SP2-LTSS-2024-2305=1 * SUSE Linux Enterprise Server for SAP Applications 15 SP2 zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP2-2024-2305=1 ## Package List: * SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS 15-SP2 (aarch64 x86_64) * krb5-plugin-preauth-otp-1.16.3-150100.3.36.1 * krb5-debugsource-1.16.3-150100.3.36.1 * krb5-plugin-preauth-otp-debuginfo-1.16.3-150100.3.36.1 * krb5-plugin-kdb-ldap-1.16.3-150100.3.36.1 * krb5-plugin-preauth-pkinit-debuginfo-1.16.3-150100.3.36.1 * krb5-plugin-kdb-ldap-debuginfo-1.16.3-150100.3.36.1 * krb5-server-debuginfo-1.16.3-150100.3.36.1 * krb5-client-1.16.3-150100.3.36.1 * krb5-1.16.3-150100.3.36.1 * krb5-plugin-preauth-pkinit-1.16.3-150100.3.36.1 * krb5-client-debuginfo-1.16.3-150100.3.36.1 * krb5-devel-1.16.3-150100.3.36.1 * krb5-server-1.16.3-150100.3.36.1 * krb5-debuginfo-1.16.3-150100.3.36.1 * SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS 15-SP2 (x86_64) * krb5-32bit-debuginfo-1.16.3-150100.3.36.1 * krb5-32bit-1.16.3-150100.3.36.1 * SUSE Linux Enterprise Server 15 SP2 LTSS 15-SP2 (aarch64 ppc64le s390x x86_64) * krb5-plugin-preauth-otp-1.16.3-150100.3.36.1 * krb5-debugsource-1.16.3-150100.3.36.1 * krb5-plugin-preauth-otp-debuginfo-1.16.3-150100.3.36.1 * krb5-plugin-kdb-ldap-1.16.3-150100.3.36.1 * krb5-plugin-preauth-pkinit-debuginfo-1.16.3-150100.3.36.1 * krb5-plugin-kdb-ldap-debuginfo-1.16.3-150100.3.36.1 * krb5-server-debuginfo-1.16.3-150100.3.36.1 * krb5-client-1.16.3-150100.3.36.1 * krb5-1.16.3-150100.3.36.1 * krb5-plugin-preauth-pkinit-1.16.3-150100.3.36.1 * krb5-client-debuginfo-1.16.3-150100.3.36.1 * krb5-devel-1.16.3-150100.3.36.1 * krb5-server-1.16.3-150100.3.36.1 * krb5-debuginfo-1.16.3-150100.3.36.1 * SUSE Linux Enterprise Server 15 SP2 LTSS 15-SP2 (x86_64) * krb5-32bit-debuginfo-1.16.3-150100.3.36.1 * krb5-32bit-1.16.3-150100.3.36.1 * SUSE Linux Enterprise Server for SAP Applications 15 SP2 (ppc64le x86_64) * krb5-plugin-preauth-otp-1.16.3-150100.3.36.1 * krb5-debugsource-1.16.3-150100.3.36.1 * krb5-plugin-preauth-otp-debuginfo-1.16.3-150100.3.36.1 * krb5-plugin-kdb-ldap-1.16.3-150100.3.36.1 * krb5-plugin-preauth-pkinit-debuginfo-1.16.3-150100.3.36.1 * krb5-plugin-kdb-ldap-debuginfo-1.16.3-150100.3.36.1 * krb5-server-debuginfo-1.16.3-150100.3.36.1 * krb5-client-1.16.3-150100.3.36.1 * krb5-1.16.3-150100.3.36.1 * krb5-plugin-preauth-pkinit-1.16.3-150100.3.36.1 * krb5-client-debuginfo-1.16.3-150100.3.36.1 * krb5-devel-1.16.3-150100.3.36.1 * krb5-server-1.16.3-150100.3.36.1 * krb5-debuginfo-1.16.3-150100.3.36.1 * SUSE Linux Enterprise Server for SAP Applications 15 SP2 (x86_64) * krb5-32bit-debuginfo-1.16.3-150100.3.36.1 * krb5-32bit-1.16.3-150100.3.36.1

References

* bsc#1227186

* bsc#1227187

Cross-

* CVE-2024-37370

* CVE-2024-37371

CVSS scores:

* CVE-2024-37370 ( SUSE ): 7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H

* CVE-2024-37371 ( SUSE ): 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 15 SP2

* SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS 15-SP2

* SUSE Linux Enterprise Server 15 SP2

* SUSE Linux Enterprise Server 15 SP2 LTSS 15-SP2

* SUSE Linux Enterprise Server for SAP Applications 15 SP2

An update that solves two vulnerabilities can now be installed.

##

* https://www.suse.com/security/cve/CVE-2024-37370.html

* https://www.suse.com/security/cve/CVE-2024-37371.html

* https://bugzilla.suse.com/show_bug.cgi?id=1227186

* https://bugzilla.suse.com/show_bug.cgi?id=1227187

Severity
Announcement ID: SUSE-SU-2024:2305-1
Rating: important

Related News

Google Releases Chrome 130 with Critical Security Fixes for 17 Flaws
3 - 5 min read
Google recently unveiled Chrome 130 , an update that addresses several security vulnerabilities to ensure the web browser's safety and reliability.
U.S. Investigation into China-Backed Telecom Companies Hack: The Role & Risks of Encryption Backdoors
3 - 5 min read
U.S. authorities are on high alert as they investigate an alleged Chinese state-sponsored hack targeting major U.S. telecommunications companies.
FASTCash Linux Malware: A New Cybercrime Menace Targeting Payment Switch Systems
3 - 5 min read
As malware threats evolve to increasingly target Linux systems, admins and organizations must stay up-to-date on the latest Linux malware variants
Optimizing CWPP on Linux Servers: Best Practices and Configurations
3 - 6 min read
Cloud Workload Protection Platforms are now essential for securing virtual environments. These provide a robust security layer vital for addressing
The Infiltration of Supply Chain Attacks in Open-Source Software Management
3 - 6 min read
Open-source projects are renowned for their collaborative nature and widespread adoption, yet more sophisticated supply chain attacks target them
Strengthen Your Linux Software Development Pipeline with Code Security Scanners
3 - 6 min read
Developers recognize the critical nature of protecting software systems as cyberattacks grow more sophisticated, thus necessitating robust security
Everything You Need to Know About Cloud Security Posture Management
3 - 5 min read
Many companies are transitioning from physical servers to cloud operations, but this transformation brings new challenges. Cloud Security Posture
Understanding the Critical Oath-Toolkit Vulnerability and Its Implications for Admins
3 - 5 min read
As Linux security threats advance and evolve, vulnerabilities often surface unexpectedly, exposing systems to potential exploitation. SUSE

Get the Latest News & Insights

Sign up to get the latest security news affecting Linux and open source delivered straight to your inbox.

© 2024 Guardian Digital, Inc All Rights Reserved