SUSE-SU-2025:01886-1: important: Security update for perl-YAML-LibYAML

[SLE-UPDATES]

# Security update for perl-YAML-LibYAML

Announcement ID: SUSE-SU-2025:01886-1  
Release Date: 2025-06-11T05:43:05Z  
Rating: important  
References:

  * bsc#1243902

  
Cross-References:

  * CVE-2025-40908

  
CVSS scores:

  * CVE-2025-40908 ( SUSE ):  8.3
    CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:H/VA:N/SC:N/SI:N/SA:N
  * CVE-2025-40908 ( SUSE ):  7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
  * CVE-2025-40908 ( NVD ):  9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

  
Affected Products:

  * Development Tools Module 15-SP6
  * openSUSE Leap 15.6
  * SUSE Linux Enterprise Desktop 15 SP6
  * SUSE Linux Enterprise Real Time 15 SP6
  * SUSE Linux Enterprise Server 15 SP6
  * SUSE Linux Enterprise Server for SAP Applications 15 SP6

  
  
An update that solves one vulnerability can now be installed.

## Description:

This update for perl-YAML-LibYAML fixes the following issues:

  * CVE-2025-40908: YAML-LibYAML prior to 0.903.0 for Perl uses 2-args open,
    allowing existing files to be modified (bsc#1243902)

## 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 openSUSE-SLE-15.6-2025-1886=1

  * Development Tools Module 15-SP6  
    zypper in -t patch SUSE-SLE-Module-Development-Tools-15-SP6-2025-1886=1

## Package List:

  * openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64)
    * perl-YAML-LibYAML-0.890.0-150000.3.11.1
    * perl-YAML-LibYAML-debugsource-0.890.0-150000.3.11.1
    * perl-YAML-LibYAML-debuginfo-0.890.0-150000.3.11.1
  * Development Tools Module 15-SP6 (aarch64 ppc64le s390x x86_64)
    * perl-YAML-LibYAML-0.890.0-150000.3.11.1
    * perl-YAML-LibYAML-debugsource-0.890.0-150000.3.11.1
    * perl-YAML-LibYAML-debuginfo-0.890.0-150000.3.11.1

## References:

  * https://www.suse.com/security/cve/CVE-2025-40908.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1243902

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