SUSE-SU-2026:21571-1: moderate: Security update for libtpms

[SLE-UPDATES]

# Security update for libtpms

Announcement ID: SUSE-SU-2026:21571-1  
Release Date: 2026-05-06T18:16:54Z  
Rating: moderate  
References:

  * bsc#1244528
  * bsc#1260439

  
Cross-References:

  * CVE-2025-49133
  * CVE-2026-21444

  
CVSS scores:

  * CVE-2025-49133 ( SUSE ):  5.9 CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:N/I:N/A:H
  * CVE-2025-49133 ( NVD ):  5.9 CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:N/I:N/A:H
  * CVE-2025-49133 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-21444 ( SUSE ):  6.0
    CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
  * CVE-2026-21444 ( SUSE ):  6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
  * CVE-2026-21444 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

  
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 libtpms fixes the following issues:

  * CVE-2025-49133: Fixed potential out of bounds (OOB) read vulnerability
    (bsc#1244528).
  * CVE-2026-21444: Fixed remote data confidentiality compromise via incorrect
    Initialization Vector (IV) handling (bsc#1260439).

## 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-16.0-714=1

  * SUSE Linux Enterprise Server 16.0  
    zypper in -t patch SUSE-SLES-16.0-714=1

## Package List:

  * SUSE Linux Enterprise Server for SAP applications 16.0 (ppc64le x86_64)
    * libtpms0-0.10.0-160000.5.1
    * libtpms-debugsource-0.10.0-160000.5.1
    * libtpms0-debuginfo-0.10.0-160000.5.1
  * SUSE Linux Enterprise Server 16.0 (aarch64 ppc64le s390x x86_64)
    * libtpms0-0.10.0-160000.5.1
    * libtpms-debugsource-0.10.0-160000.5.1
    * libtpms0-debuginfo-0.10.0-160000.5.1

## References:

  * https://www.suse.com/security/cve/CVE-2025-49133.html
  * https://www.suse.com/security/cve/CVE-2026-21444.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1244528
  * https://bugzilla.suse.com/show_bug.cgi?id=1260439

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