SUSE-SU-2025:02595-1: important: Security update for gnutls

SLE-SECURITY-UPDATES null at suse.de
Fri Aug 1 16:30:22 UTC 2025 


# Security update for gnutls

Announcement ID: SUSE-SU-2025:02595-1  
Release Date: 2025-08-01T15:14:08Z  
Rating: important  
References:

  * bsc#1246232
  * bsc#1246233
  * bsc#1246267
  * bsc#1246299

  
Cross-References:

  * CVE-2025-32988
  * CVE-2025-32989
  * CVE-2025-32990
  * CVE-2025-6395

  
CVSS scores:

  * CVE-2025-32988 ( SUSE ):  9.2
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
  * CVE-2025-32988 ( SUSE ):  8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2025-32988 ( NVD ):  6.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H
  * CVE-2025-32989 ( SUSE ):  8.3
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2025-32989 ( SUSE ):  6.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:H
  * CVE-2025-32989 ( NVD ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
  * CVE-2025-32990 ( SUSE ):  4.8
    CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N
  * CVE-2025-32990 ( SUSE ):  4.4 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:L
  * CVE-2025-32990 ( NVD ):  6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
  * CVE-2025-6395 ( SUSE ):  8.2
    CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2025-6395 ( SUSE ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2025-6395 ( NVD ):  6.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H

  
Affected Products:

  * Basesystem Module 15-SP6
  * Basesystem Module 15-SP7
  * openSUSE Leap 15.6
  * SUSE Linux Enterprise Desktop 15 SP6
  * SUSE Linux Enterprise Desktop 15 SP7
  * SUSE Linux Enterprise Real Time 15 SP6
  * SUSE Linux Enterprise Real Time 15 SP7
  * SUSE Linux Enterprise Server 15 SP6
  * SUSE Linux Enterprise Server 15 SP7
  * SUSE Linux Enterprise Server for SAP Applications 15 SP6
  * SUSE Linux Enterprise Server for SAP Applications 15 SP7

  
  
An update that solves four vulnerabilities can now be installed.

## Description:

This update for gnutls fixes the following issues:

  * CVE-2025-6395: Fix NULL pointer dereference when 2nd Client Hello omits PSK
    (bsc#1246299)
  * CVE-2025-32988: Fix double-free due to incorrect ownership handling in the
    export logic of SAN entries containing an otherName (bsc#1246232)
  * CVE-2025-32989: Fix heap buffer overread when handling the CT SCT extension
    during X.509 certificate parsing (bsc#1246233)
  * CVE-2025-32990: Fix 1-byte heap buffer overflow when parsing templates with
    certtool (bsc#1246267)

## 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-2025-2595=1 openSUSE-SLE-15.6-2025-2595=1

  * Basesystem Module 15-SP6  
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP6-2025-2595=1

  * Basesystem Module 15-SP7  
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP7-2025-2595=1

## Package List:

  * openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64 i586)
    * libgnutlsxx30-3.8.3-150600.4.9.1
    * gnutls-debugsource-3.8.3-150600.4.9.1
    * libgnutls-devel-3.8.3-150600.4.9.1
    * libgnutlsxx-devel-3.8.3-150600.4.9.1
    * gnutls-debuginfo-3.8.3-150600.4.9.1
    * libgnutls30-debuginfo-3.8.3-150600.4.9.1
    * libgnutls30-3.8.3-150600.4.9.1
    * gnutls-3.8.3-150600.4.9.1
    * libgnutlsxx30-debuginfo-3.8.3-150600.4.9.1
  * openSUSE Leap 15.6 (x86_64)
    * libgnutls30-32bit-3.8.3-150600.4.9.1
    * libgnutls-devel-32bit-3.8.3-150600.4.9.1
    * libgnutls30-32bit-debuginfo-3.8.3-150600.4.9.1
  * openSUSE Leap 15.6 (aarch64_ilp32)
    * libgnutls30-64bit-3.8.3-150600.4.9.1
    * libgnutls30-64bit-debuginfo-3.8.3-150600.4.9.1
    * libgnutls-devel-64bit-3.8.3-150600.4.9.1
  * Basesystem Module 15-SP6 (aarch64 ppc64le s390x x86_64)
    * libgnutlsxx30-3.8.3-150600.4.9.1
    * gnutls-debugsource-3.8.3-150600.4.9.1
    * libgnutls-devel-3.8.3-150600.4.9.1
    * libgnutlsxx-devel-3.8.3-150600.4.9.1
    * gnutls-debuginfo-3.8.3-150600.4.9.1
    * libgnutls30-debuginfo-3.8.3-150600.4.9.1
    * libgnutls30-3.8.3-150600.4.9.1
    * gnutls-3.8.3-150600.4.9.1
    * libgnutlsxx30-debuginfo-3.8.3-150600.4.9.1
  * Basesystem Module 15-SP6 (x86_64)
    * libgnutls30-32bit-3.8.3-150600.4.9.1
    * libgnutls30-32bit-debuginfo-3.8.3-150600.4.9.1
  * Basesystem Module 15-SP7 (aarch64 ppc64le s390x x86_64)
    * libgnutlsxx30-3.8.3-150600.4.9.1
    * gnutls-debugsource-3.8.3-150600.4.9.1
    * libgnutls-devel-3.8.3-150600.4.9.1
    * libgnutlsxx-devel-3.8.3-150600.4.9.1
    * gnutls-debuginfo-3.8.3-150600.4.9.1
    * libgnutls30-debuginfo-3.8.3-150600.4.9.1
    * libgnutls30-3.8.3-150600.4.9.1
    * gnutls-3.8.3-150600.4.9.1
    * libgnutlsxx30-debuginfo-3.8.3-150600.4.9.1
  * Basesystem Module 15-SP7 (x86_64)
    * libgnutls30-32bit-3.8.3-150600.4.9.1
    * libgnutls30-32bit-debuginfo-3.8.3-150600.4.9.1

## References:

  * https://www.suse.com/security/cve/CVE-2025-32988.html
  * https://www.suse.com/security/cve/CVE-2025-32989.html
  * https://www.suse.com/security/cve/CVE-2025-32990.html
  * https://www.suse.com/security/cve/CVE-2025-6395.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1246232
  * https://bugzilla.suse.com/show_bug.cgi?id=1246233
  * https://bugzilla.suse.com/show_bug.cgi?id=1246267
  * https://bugzilla.suse.com/show_bug.cgi?id=1246299

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