SUSE-SU-2026:0829-1: moderate: Security update for gnutls

[SLE-UPDATES]

# Security update for gnutls

Announcement ID: SUSE-SU-2026:0829-1  
Release Date: 2026-03-05T15:17:14Z  
Rating: moderate  
References:

  * bsc#1257960
  * bsc#1258083
  * jsc#PED-15752
  * jsc#PED-15753

  
Cross-References:

  * CVE-2025-14831

  
CVSS scores:

  * CVE-2025-14831 ( SUSE ):  6.9
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
  * CVE-2025-14831 ( SUSE ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2025-14831 ( NVD ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

  
Affected Products:

  * Basesystem Module 15-SP7
  * openSUSE Leap 15.6
  * SUSE Linux Enterprise Desktop 15 SP7
  * SUSE Linux Enterprise Real Time 15 SP7
  * SUSE Linux Enterprise Server 15 SP7
  * SUSE Linux Enterprise Server for SAP Applications 15 SP7

  
  
An update that solves one vulnerability, contains two features and has one
security fix can now be installed.

## Description:

This update for gnutls fixes the following issues:

Security issue:

  * CVE-2025-14831: excessive resource consumption when verifying specially
    crafted malicious certificates containing a large number of name constraints
    and subject alternative names (bsc#1257960).

Other updates and bugfixes:

  * update libgnutls package to avoid binder getting calculated with SHA256
    (bsc#1258083, jsc#PED-15752, jsc#PED-15753).
  * lib/psk: Add gnutls_psk_allocate_{client,server}_credentials2
  * tests/psk-file: Add testing for _credentials2 functions
  * lib/psk: add null check for binder algo
  * pre_shared_key: fix memleak when retrying with different binder algo
  * pre_shared_key: add null check on pskcred

## 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:

  * openSUSE Leap 15.6  
    zypper in -t patch SUSE-2026-829=1 openSUSE-SLE-15.6-2026-829=1

  * Basesystem Module 15-SP7  
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP7-2026-829=1

## Package List:

  * openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64 i586)
    * libgnutlsxx-devel-3.8.3-150600.4.17.1
    * libgnutlsxx30-3.8.3-150600.4.17.1
    * libgnutlsxx30-debuginfo-3.8.3-150600.4.17.1
    * gnutls-3.8.3-150600.4.17.1
    * gnutls-debugsource-3.8.3-150600.4.17.1
    * libgnutls-devel-3.8.3-150600.4.17.1
    * libgnutls30-debuginfo-3.8.3-150600.4.17.1
    * gnutls-debuginfo-3.8.3-150600.4.17.1
    * libgnutls30-3.8.3-150600.4.17.1
  * openSUSE Leap 15.6 (x86_64)
    * libgnutls30-32bit-3.8.3-150600.4.17.1
    * libgnutls-devel-32bit-3.8.3-150600.4.17.1
    * libgnutls30-32bit-debuginfo-3.8.3-150600.4.17.1
  * openSUSE Leap 15.6 (aarch64_ilp32)
    * libgnutls30-64bit-3.8.3-150600.4.17.1
    * libgnutls-devel-64bit-3.8.3-150600.4.17.1
    * libgnutls30-64bit-debuginfo-3.8.3-150600.4.17.1
  * Basesystem Module 15-SP7 (aarch64 ppc64le s390x x86_64)
    * libgnutlsxx-devel-3.8.3-150600.4.17.1
    * libgnutlsxx30-3.8.3-150600.4.17.1
    * libgnutlsxx30-debuginfo-3.8.3-150600.4.17.1
    * gnutls-3.8.3-150600.4.17.1
    * gnutls-debugsource-3.8.3-150600.4.17.1
    * libgnutls-devel-3.8.3-150600.4.17.1
    * libgnutls30-debuginfo-3.8.3-150600.4.17.1
    * gnutls-debuginfo-3.8.3-150600.4.17.1
    * libgnutls30-3.8.3-150600.4.17.1
  * Basesystem Module 15-SP7 (x86_64)
    * libgnutls30-32bit-3.8.3-150600.4.17.1
    * libgnutls30-32bit-debuginfo-3.8.3-150600.4.17.1

## References:

  * https://www.suse.com/security/cve/CVE-2025-14831.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1257960
  * https://bugzilla.suse.com/show_bug.cgi?id=1258083
  * https://jira.suse.com/browse/PED-15752
  * https://jira.suse.com/browse/PED-15753

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