SUSE-SU-2026:4363-1: moderate: Security update for libtpms

[SLE-SECURITY-UPDATES]

# Security update for libtpms

Announcement ID: SUSE-SU-2026:4363-1  
Release Date: 2026-09-28T15:00:57Z  
Rating: moderate  
References:

  * bsc#1279628

  
Cross-References:

  * CVE-2026-85769

  
CVSS scores:

  * CVE-2026-85769 ( SUSE ):  6.8
    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-85769 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-85769 ( NVD ):  6.5 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

  
Affected Products:

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

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for libtpms fixes the following issue:

  * CVE-2026-85769: heap out-of-bounds read in TPM2 state unmarshalling via
    unchecked block_skip_read() blocksize (bsc#1279628).

## 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-2026-4363

  * Server Applications Module 15-SP7  
    zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP7-2026-4363

## Package List:

  * openSUSE Leap 15.6 (aarch64 i586 ppc64le s390x x86_64)
    * libtpms-debugsource-0.9.6-150600.3.6.1
    * libtpms-devel-0.9.6-150600.3.6.1
    * libtpms0-0.9.6-150600.3.6.1
    * libtpms0-debuginfo-0.9.6-150600.3.6.1
  * Server Applications Module 15-SP7 (aarch64 ppc64le s390x x86_64)
    * libtpms-debugsource-0.9.6-150600.3.6.1
    * libtpms-devel-0.9.6-150600.3.6.1
    * libtpms0-0.9.6-150600.3.6.1
    * libtpms0-debuginfo-0.9.6-150600.3.6.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-85769.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1279628

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