SUSE alert SUSE-SU-2026:21035-1 (libtpms)

From:
             
 
SLE-SECURITY-UPDATES <null@suse.de>
To:
             
 
sle-security-updates@lists.suse.com
Subject:
             
 
SUSE-SU-2026:21035-1: moderate: Security update for libtpms
Date:
             
 
Mon, 13 Apr 2026 16:42:13 -0000
Message-ID:
             
 
<177609853323.29674.7475144756058924510@ea440c8e37cc>


# Security update for libtpms

Announcement ID: SUSE-SU-2026:21035-1  
Release Date: 2026-04-08T14:28:15Z  
Rating: moderate  
References:

  * bsc#1244528

  
Cross-References:

  * CVE-2025-49133

  
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

  
Affected Products:

  * SUSE Linux Micro 6.1

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for libtpms fixes the following issues:

  * CVE-2025-49133: out-of-bounds (OOB) access due to HMAC signing issue leads
    to abort and vTPM DoS (bsc#1244528).

## 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 Micro 6.1  
    zypper in -t patch SUSE-SLE-Micro-6.1-476=1

## Package List:

  * SUSE Linux Micro 6.1 (aarch64 ppc64le s390x x86_64)
    * libtpms0-debuginfo-0.9.6-slfo.1.1_2.1
    * libtpms-debugsource-0.9.6-slfo.1.1_2.1
    * libtpms0-0.9.6-slfo.1.1_2.1

## References:

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



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