SUSE-SU-2025:0765-1: moderate: Security update for gnutls

[SLE-SECURITY-UPDATES]

# Security update for gnutls

Announcement ID: SUSE-SU-2025:0765-1  
Release Date: 2025-03-03T08:44:25Z  
Rating: moderate  
References:

  * bsc#1236974

  
Cross-References:

  * CVE-2024-12243

  
CVSS scores:

  * CVE-2024-12243 ( SUSE ):  5.3
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
  * CVE-2024-12243 ( SUSE ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2024-12243 ( NVD ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

  
Affected Products:

  * openSUSE Leap 15.4
  * SUSE Linux Enterprise Micro 5.4
  * SUSE Linux Enterprise Micro 5.5
  * SUSE Linux Enterprise Micro for Rancher 5.4

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for gnutls fixes the following issues:

  * CVE-2024-12243: quadratic complexity of DER input decoding in libtasn1 can
    lead to a DoS (bsc#1236974).

## 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 5.4  
    zypper in -t patch SUSE-SLE-Micro-5.4-2025-765=1

  * SUSE Linux Enterprise Micro 5.4  
    zypper in -t patch SUSE-SLE-Micro-5.4-2025-765=1

  * SUSE Linux Enterprise Micro 5.5  
    zypper in -t patch SUSE-SLE-Micro-5.5-2025-765=1

  * openSUSE Leap 15.4  
    zypper in -t patch SUSE-2025-765=1

## Package List:

  * SUSE Linux Enterprise Micro for Rancher 5.4 (aarch64 s390x x86_64)
    * libgnutls30-debuginfo-3.7.3-150400.4.47.1
    * gnutls-debugsource-3.7.3-150400.4.47.1
    * libgnutls30-hmac-3.7.3-150400.4.47.1
    * gnutls-3.7.3-150400.4.47.1
    * gnutls-debuginfo-3.7.3-150400.4.47.1
    * libgnutls30-3.7.3-150400.4.47.1
  * SUSE Linux Enterprise Micro 5.4 (aarch64 s390x x86_64)
    * libgnutls30-debuginfo-3.7.3-150400.4.47.1
    * gnutls-debugsource-3.7.3-150400.4.47.1
    * libgnutls30-hmac-3.7.3-150400.4.47.1
    * gnutls-3.7.3-150400.4.47.1
    * gnutls-debuginfo-3.7.3-150400.4.47.1
    * libgnutls30-3.7.3-150400.4.47.1
  * SUSE Linux Enterprise Micro 5.5 (aarch64 ppc64le s390x x86_64)
    * libgnutls30-debuginfo-3.7.3-150400.4.47.1
    * gnutls-debugsource-3.7.3-150400.4.47.1
    * libgnutls30-hmac-3.7.3-150400.4.47.1
    * gnutls-3.7.3-150400.4.47.1
    * gnutls-debuginfo-3.7.3-150400.4.47.1
    * libgnutls30-3.7.3-150400.4.47.1
  * openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64 i586)
    * libgnutls30-debuginfo-3.7.3-150400.4.47.1
    * libgnutls-devel-3.7.3-150400.4.47.1
    * gnutls-debugsource-3.7.3-150400.4.47.1
    * libgnutls30-hmac-3.7.3-150400.4.47.1
    * libgnutlsxx28-debuginfo-3.7.3-150400.4.47.1
    * gnutls-3.7.3-150400.4.47.1
    * libgnutlsxx-devel-3.7.3-150400.4.47.1
    * gnutls-debuginfo-3.7.3-150400.4.47.1
    * gnutls-guile-3.7.3-150400.4.47.1
    * libgnutlsxx28-3.7.3-150400.4.47.1
    * libgnutls30-3.7.3-150400.4.47.1
    * gnutls-guile-debuginfo-3.7.3-150400.4.47.1
  * openSUSE Leap 15.4 (x86_64)
    * libgnutls-devel-32bit-3.7.3-150400.4.47.1
    * libgnutls30-32bit-3.7.3-150400.4.47.1
    * libgnutls30-32bit-debuginfo-3.7.3-150400.4.47.1
    * libgnutls30-hmac-32bit-3.7.3-150400.4.47.1
  * openSUSE Leap 15.4 (aarch64_ilp32)
    * libgnutls-devel-64bit-3.7.3-150400.4.47.1
    * libgnutls30-64bit-debuginfo-3.7.3-150400.4.47.1
    * libgnutls30-64bit-3.7.3-150400.4.47.1
    * libgnutls30-hmac-64bit-3.7.3-150400.4.47.1

## References:

  * https://www.suse.com/security/cve/CVE-2024-12243.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1236974

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