SUSE-SU-2025:4346-1: moderate: Security update for gnutls

[SLE-SECURITY-UPDATES]

# Security update for gnutls

Announcement ID: SUSE-SU-2025:4346-1  
Release Date: 2025-12-10T10:39:49Z  
Rating: moderate  
References:

  * bsc#1254132

  
Cross-References:

  * CVE-2025-9820

  
CVSS scores:

  * CVE-2025-9820 ( SUSE ):  4.0 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

  
Affected Products:

  * SUSE Linux Enterprise Server 12 SP5
  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security
  * SUSE Linux Enterprise Server for SAP Applications 12 SP5

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for gnutls fixes the following issues:

  * CVE-2025-9820: Fixed buffer overflow in gnutls_pkcs11_token_init.
    (bsc#1254132)

## 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 Server 12 SP5 LTSS Extended Security  
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-LTSS-EXTENDED-SECURITY-2025-4346=1

## Package List:

  * SUSE Linux Enterprise Server 12 SP5 LTSS Extended Security (x86_64)
    * libgnutls28-3.3.27-3.15.1
    * libgnutls28-32bit-3.3.27-3.15.1
    * libgnutls-openssl27-debuginfo-3.3.27-3.15.1
    * libgnutls-openssl-devel-3.3.27-3.15.1
    * libgnutls28-debuginfo-32bit-3.3.27-3.15.1
    * gnutls-debuginfo-3.3.27-3.15.1
    * libgnutls28-debuginfo-3.3.27-3.15.1
    * gnutls-3.3.27-3.15.1
    * libgnutlsxx-devel-3.3.27-3.15.1
    * libgnutls-devel-3.3.27-3.15.1
    * libgnutls-openssl27-3.3.27-3.15.1
    * gnutls-debugsource-3.3.27-3.15.1

## References:

  * https://www.suse.com/security/cve/CVE-2025-9820.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1254132

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