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SUSE Announces Critical Buffer Overflow Fix for strongswan CVE-2025-62291

suse
Calendar Grey October 29, 2025
Dist Suse Esm H88
Critical update for strongswan addresses CVE-2025-62291 buffer overflow issue in SUSE systems with important severity.
* bsc#1251941 Cross-References: * CVE-2025-62291

Summary

## This update for strongswan fixes the following issues: * CVE-2025-62291: fixed buffer overflow when handling EAP-MSCHAPv2 failure requests (bsc#1251941) ## 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 15 SP3 LTSS zypper in -t patch SUSE-SLE-Product-SLES-15-SP3-LTSS-2025-3857=1 * SUSE Linux Enterprise Server for SAP Applications 15 SP3 zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP3-2025-3857=1 * SUSE Enterprise Storage 7.1 zypper in -t patch SUSE-Storage-7.1-2025-3857=1 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP3 zypper in -t patch SUSE-SLE-Product-HPC-15-SP3-LTSS-2025-3857=1

Topics%20covered

Topics Covered

security advisory buffer overflow SuSE software update important strongSwan

References

* bsc#1251941

Cross-

* CVE-2025-62291

CVSS scores:

* CVE-2025-62291 ( SUSE ): 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Products:

* SUSE Enterprise Storage 7.1

* SUSE Linux Enterprise High Performance Computing 15 SP3

* SUSE Linux Enterprise High Performance Computing LTSS 15 SP3

* SUSE Linux Enterprise Server 15 SP3

* SUSE Linux Enterprise Server 15 SP3 LTSS

* SUSE Linux Enterprise Server for SAP Applications 15 SP3

An update that solves one vulnerability can now be installed.

##

* https://www.suse.com/security/cve/CVE-2025-62291.html

* https://bugzilla.suse.com/show_bug.cgi?id=1251941

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:3857-1
Release Date: 2025-10-29T14:16:54Z
Rating: important

Topics%20covered

Topics Covered

security advisory buffer overflow SuSE software update important strongSwan

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