SUSE-SU-2026:2719-1: important: Security update for pacemaker

[SLE-UPDATES]

# Security update for pacemaker

Announcement ID: SUSE-SU-2026:2719-1  
Release Date: 2026-07-01T11:33:19Z  
Rating: important  
References:

  * bsc#1268381

  
Cross-References:

  * CVE-2026-10649

  
CVSS scores:

  * CVE-2026-10649 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-10649 ( NVD ):  8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
  * CVE-2026-10649 ( NVD ):  8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H

  
Affected Products:

  * SUSE Linux Enterprise High Availability Extension 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 pacemaker fixes the following issues:

  * CVE-2026-10649: Fixed denial-of-service via integer overflow in remote
    message decompression (bsc#1268381).

Changes for pacemaker:

  * Update to version 2.1.10+20260618.4bca25e3c1:

  * libcrmcommon: Add additional checks to pcmk__remote_message_xml.
    (Crh#2462817, gh#ClusterLabs/pacemaker#4133)

  * libcib: Remove an unnecessary coverity suppression. (Crh#2462817,
    gh#ClusterLabs/pacemaker#4133)
  * libcrmcommon: Fix an integer overflow in pcmk__remote_send_xml.
    (Crh#2462817, gh#ClusterLabs/pacemaker#4133)
  * libcrmcommon: Limit the max size of a remote message. (Crh#2462817,
    gh#ClusterLabs/pacemaker#4133)
  * libcrmcommon: Fix integer overflow in remote message code. (Crh#2462817,
    gh#ClusterLabs/pacemaker#4133)
  * libcrmcommon: Add sanity checks to localized_remote_header. (Crh#2462817,
    gh#ClusterLabs/pacemaker#4133)
  * libcrmcommon: Fix a glib logging build error
  * libcrmcommon, libpacemaker: Don't assign const char * to char *

## 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 High Availability Extension 15 SP7  
    zypper in -t patch SUSE-SLE-Product-HA-15-SP7-2026-2719=1

## Package List:

  * SUSE Linux Enterprise High Availability Extension 15 SP7 (aarch64 ppc64le
    s390x x86_64)
    * pacemaker-cli-2.1.10+20260618.4bca25e3c1-150700.3.6.1
    * pacemaker-remote-debuginfo-2.1.10+20260618.4bca25e3c1-150700.3.6.1
    * pacemaker-cli-debuginfo-2.1.10+20260618.4bca25e3c1-150700.3.6.1
    * pacemaker-remote-2.1.10+20260618.4bca25e3c1-150700.3.6.1
    * pacemaker-libs-debuginfo-2.1.10+20260618.4bca25e3c1-150700.3.6.1
    * pacemaker-debugsource-2.1.10+20260618.4bca25e3c1-150700.3.6.1
    * pacemaker-libs-2.1.10+20260618.4bca25e3c1-150700.3.6.1
    * pacemaker-2.1.10+20260618.4bca25e3c1-150700.3.6.1
    * pacemaker-devel-2.1.10+20260618.4bca25e3c1-150700.3.6.1
    * pacemaker-debuginfo-2.1.10+20260618.4bca25e3c1-150700.3.6.1
  * SUSE Linux Enterprise High Availability Extension 15 SP7 (noarch)
    * pacemaker-schemas-2.1.10+20260618.4bca25e3c1-150700.3.6.1
    * python3-pacemaker-2.1.10+20260618.4bca25e3c1-150700.3.6.1
    * pacemaker-cts-2.1.10+20260618.4bca25e3c1-150700.3.6.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-10649.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1268381

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