# Security update for gnutls

Announcement ID: SUSE-SU-2024:2546-1  
Rating: moderate  
References:

  * bsc#1221242
  * bsc#1221746
  * bsc#1221747

  
Cross-References:

  * CVE-2024-28834
  * CVE-2024-28835

  
CVSS scores:

  * CVE-2024-28834 ( SUSE ):  5.3 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
  * CVE-2024-28835 ( SUSE ):  5.0 CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H

  
Affected Products:

  * SUSE Linux Enterprise Micro 5.3
  * SUSE Linux Enterprise Micro for Rancher 5.3

  
  
An update that solves two vulnerabilities and has one security fix can now be
installed.

## Description:

This update for gnutls fixes the following issues:

  * CVE-2024-28835: Fixed a certtool crash when verifying a certificate chain
    (bsc#1221747).
  * CVE-2024-28834: Fixed a side-channel attack in the deterministic ECDSA
    (bsc#1221746).

Other fixes:

  * Fixed a memory leak when using the entropy collector (bsc#1221242).

## 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 Micro for Rancher 5.3  
    zypper in -t patch SUSE-SLE-Micro-5.3-2024-2546=1

  * SUSE Linux Enterprise Micro 5.3  
    zypper in -t patch SUSE-SLE-Micro-5.3-2024-2546=1

## Package List:

  * SUSE Linux Enterprise Micro for Rancher 5.3 (aarch64 s390x x86_64)
    * gnutls-debuginfo-3.7.3-150400.8.1
    * gnutls-debugsource-3.7.3-150400.8.1
    * libgnutls30-3.7.3-150400.8.1
    * libgnutls30-hmac-3.7.3-150400.8.1
    * gnutls-3.7.3-150400.8.1
    * libgnutls30-debuginfo-3.7.3-150400.8.1
  * SUSE Linux Enterprise Micro 5.3 (aarch64 s390x x86_64)
    * gnutls-debuginfo-3.7.3-150400.8.1
    * gnutls-debugsource-3.7.3-150400.8.1
    * libgnutls30-3.7.3-150400.8.1
    * libgnutls30-hmac-3.7.3-150400.8.1
    * gnutls-3.7.3-150400.8.1
    * libgnutls30-debuginfo-3.7.3-150400.8.1

## References:

  * https://www.suse.com/security/cve/CVE-2024-28834.html
  * https://www.suse.com/security/cve/CVE-2024-28835.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1221242
  * https://bugzilla.suse.com/show_bug.cgi?id=1221746
  * https://bugzilla.suse.com/show_bug.cgi?id=1221747

SUSE Security Advisory 2024-2546-1: Important gnutls Updates and Fixes for Vulnerabilities

July 17, 2024
* bsc#1221242 * bsc#1221746 * bsc#1221747 Cross-References:

Summary

## This update for gnutls fixes the following issues: * CVE-2024-28835: Fixed a certtool crash when verifying a certificate chain (bsc#1221747). * CVE-2024-28834: Fixed a side-channel attack in the deterministic ECDSA (bsc#1221746). Other fixes: * Fixed a memory leak when using the entropy collector (bsc#1221242). ## 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 Micro for Rancher 5.3 zypper in -t patch SUSE-SLE-Micro-5.3-2024-2546=1 * SUSE Linux Enterprise Micro 5.3 zypper in -t patch SUSE-SLE-Micro-5.3-2024-2546=1 ## Package List: * SUSE Linux Enterprise Micro for Rancher 5.3 (aarch64 s390x x86_64) * gnutls-debuginfo-3.7.3-150400.8.1 * gnutls-debugsource-3.7.3-150400.8.1 * libgnutls30-3.7.3-150400.8.1 * libgnutls30-hmac-3.7.3-150400.8.1 * gnut...

Read the Full Advisory

References

* bsc#1221242

* bsc#1221746

* bsc#1221747

Cross-

* CVE-2024-28834

* CVE-2024-28835

CVSS scores:

* CVE-2024-28834 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N

* CVE-2024-28835 ( SUSE ): 5.0 CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H

Affected Products:

* SUSE Linux Enterprise Micro 5.3

* SUSE Linux Enterprise Micro for Rancher 5.3

An update that solves two vulnerabilities and has one security fix can now be

installed.

##

* https://www.suse.com/security/cve/CVE-2024-28834.html

* https://www.suse.com/security/cve/CVE-2024-28835.html

* https://bugzilla.suse.com/show_bug.cgi?id=1221242

* https://bugzilla.suse.com/show_bug.cgi?id=1221746

* https://bugzilla.suse.com/show_bug.cgi?id=1221747

Severity
Announcement ID: SUSE-SU-2024:2546-1
Rating: moderate

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