SUSE-SU-2026:24255-1: moderate: Security update for p11-kit

[SLE-SECURITY-UPDATES]

# Security update for p11-kit

Announcement ID: SUSE-SU-2026:24255-1  
Release Date: 2026-10-15T12:14:52Z  
Rating: moderate  
References:

  * bsc#1269664
  * bsc#1280702

  
Cross-References:

  * CVE-2026-13757
  * CVE-2026-18938

  
CVSS scores:

  * CVE-2026-13757 ( SUSE ):  6.2 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-13757 ( NVD ):  6.2 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-18938 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-18938 ( NVD ):  6.2 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

  
Affected Products:

  * SUSE Linux Enterprise Server 16.0
  * SUSE Linux Enterprise Server for SAP applications 16.0

  
  
An update that solves two vulnerabilities can now be installed.

## Description:

This update for p11-kit fixes the following issues:

  * CVE-2026-13757: Stack exhaustion via unbounded recursion in RPC attribute
    parsing (bsc#1269664).
  * CVE-2026-18938: integer overflow in RPC attribute-array length calculation
    can under-allocate nested attribute storage on 32 bit systems (bsc#1280702).

## 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 for SAP applications 16.0  
    zypper in -t patch SUSE-SLES-16.0-1919

  * SUSE Linux Enterprise Server 16.0  
    zypper in -t patch SUSE-SLES-16.0-1919

## Package List:

  * SUSE Linux Enterprise Server for SAP applications 16.0 (ppc64le x86_64)
    * p11-kit-devel-0.25.5-160000.3.1
    * p11-kit-server-debuginfo-0.25.5-160000.3.1
    * p11-kit-tools-0.25.5-160000.3.1
    * libp11-kit0-debuginfo-0.25.5-160000.3.1
    * p11-kit-0.25.5-160000.3.1
    * p11-kit-debuginfo-0.25.5-160000.3.1
    * p11-kit-debugsource-0.25.5-160000.3.1
    * p11-kit-nss-trust-0.25.5-160000.3.1
    * p11-kit-server-0.25.5-160000.3.1
    * p11-kit-tools-debuginfo-0.25.5-160000.3.1
    * libp11-kit0-0.25.5-160000.3.1
  * SUSE Linux Enterprise Server 16.0 (aarch64 ppc64le s390x x86_64)
    * p11-kit-devel-0.25.5-160000.3.1
    * p11-kit-server-debuginfo-0.25.5-160000.3.1
    * p11-kit-tools-0.25.5-160000.3.1
    * libp11-kit0-debuginfo-0.25.5-160000.3.1
    * p11-kit-0.25.5-160000.3.1
    * p11-kit-debuginfo-0.25.5-160000.3.1
    * p11-kit-debugsource-0.25.5-160000.3.1
    * p11-kit-nss-trust-0.25.5-160000.3.1
    * p11-kit-server-0.25.5-160000.3.1
    * p11-kit-tools-debuginfo-0.25.5-160000.3.1
    * libp11-kit0-0.25.5-160000.3.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-13757.html
  * https://www.suse.com/security/cve/CVE-2026-18938.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1269664
  * https://bugzilla.suse.com/show_bug.cgi?id=1280702

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