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openSUSE: Advisory for CVE-2025-62291 Buffer Overflow in strongswan

opensuse
Calendar Grey October 29, 2025
Dist Opensuse Esm H88
Update for openSUSE fixes buffer overflow risk in strongswan, rated important. Install the patch for protection.
An update that solves one vulnerability can now be installed.

Description

This update for strongswan fixes the following issues:

* CVE-2025-62291: fixed a buffer overflow when handling EAP-MSCHAPv2 failure

requests (bsc#1251941)

Topics%20covered

Topics Covered

security advisory buffer overflow important OpenSUSE strongSwan cve-2025-62291

Patch

## 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 15.4

zypper in -t patch SUSE-2025-3856=1

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4

zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2025-3856=1

* SUSE Linux Enterprise High Performance Computing LTSS 15 SP4

zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2025-3856=1

* SUSE Linux Enterprise Server 15 SP4 LTSS

zypper in -t patch SUSE-SLE-Product-SLES-15-SP4-LTSS-2025-3856=1

* SUSE Linux Enterprise Server for SAP Applications 15 SP4

zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP4-2025-3856=1

* SUSE Manager Proxy 4.3 LTS

zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Proxy-4.3-LTS-2025-3856=1

* SUSE Manager Retail Branch Server 4.3 LTS

zypper in -t patch SUSE-SLE-Product-SUSE-Manager-Retail-Branch-

Server-4.3-LTS-2025-3856=1

* SUSE Manager Server 4.3 LTS

zypp...

Read the Full Advisory

Package List

* openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64 i586)

* strongswan-5.9.11-150400.19.20.1

* strongswan-debugsource-5.9.11-150400.19.20.1

* strongswan-hmac-5.9.11-150400.19.20.1

* strongswan-ipsec-debuginfo-5.9.11-150400.19.20.1

* strongswan-libs0-5.9.11-150400.19.20.1

* strongswan-mysql-5.9.11-150400.19.20.1

* strongswan-debuginfo-5.9.11-150400.19.20.1

* strongswan-sqlite-5.9.11-150400.19.20.1

* strongswan-libs0-debuginfo-5.9.11-150400.19.20.1

* strongswan-mysql-debuginfo-5.9.11-150400.19.20.1

* strongswan-sqlite-debuginfo-5.9.11-150400.19.20.1

* strongswan-ipsec-5.9.11-150400.19.20.1

* strongswan-nm-5.9.11-150400.19.20.1

* strongswan-nm-debuginfo-5.9.11-150400.19.20.1

* openSUSE Leap 15.4 (noarch)

* strongswan-doc-5.9.11-150400.19.20.1

* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (aarch64

x86_64)

* strongswan-5.9.11-150400.19.20.1

* strongswan-debugsource-5.9.11-150400.19.20.1

* strongswan-hmac-5.9.11-150400.19.20.1

* strongswan-ipsec-debuginfo-5.9.11-150400.19.20.1

*...

Read the Full Advisory

References

* bsc#1251941

## References:

* https://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-2025:3856-1
Release Date: 2025-10-29T14:16:32Z
Affected Products: * openSUSE Leap 15.4 * SUSE Linux Enterprise High Performance Computing 15 SP4 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 * SUSE Linux Enterprise Server 15 SP4 * SUSE Linux Enterprise Server 15 SP4 LTSS * SUSE Linux Enterprise Server for SAP Applications 15 SP4 * SUSE Manager Proxy 4.3 * SUSE Manager Proxy 4.3 LTS * SUSE Manager Retail Branch Server 4.3 * SUSE Manager Retail Branch Server 4.3 LTS * SUSE Manager Server 4.3 * SUSE Manager Server 4.3 LTS

Topics%20covered

Topics Covered

security advisory buffer overflow important OpenSUSE strongSwan cve-2025-62291

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