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

opensuse
Calendar Grey October 29, 2025
Dist Opensuse Esm H88
This advisory addresses an important update for strongswan on openSUSE to mitigate a buffer overflow risk through a security patch.
An update that solves one vulnerability can now be installed.

Description

This update for strongswan fixes the following issues:

* CVE-2025-62291: fixed 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 15.6

zypper in -t patch SUSE-2025-3855=1 openSUSE-SLE-15.6-2025-3855=1

* Basesystem Module 15-SP6

zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP6-2025-3855=1

* SUSE Package Hub 15 15-SP6

zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP6-2025-3855=1

* SUSE Linux Enterprise Workstation Extension 15 SP6

zypper in -t patch SUSE-SLE-Product-WE-15-SP6-2025-3855=1

Package List

* openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64 i586)

* strongswan-5.9.12-150600.3.5.2

* strongswan-debuginfo-5.9.12-150600.3.5.2

* strongswan-mysql-debuginfo-5.9.12-150600.3.5.2

* strongswan-mysql-5.9.12-150600.3.5.2

* strongswan-debugsource-5.9.12-150600.3.5.2

* strongswan-ipsec-debuginfo-5.9.12-150600.3.5.2

* strongswan-sqlite-5.9.12-150600.3.5.2

* strongswan-libs0-5.9.12-150600.3.5.2

* strongswan-hmac-5.9.12-150600.3.5.2

* strongswan-nm-debuginfo-5.9.12-150600.3.5.2

* strongswan-sqlite-debuginfo-5.9.12-150600.3.5.2

* strongswan-ipsec-5.9.12-150600.3.5.2

* strongswan-nm-5.9.12-150600.3.5.2

* strongswan-libs0-debuginfo-5.9.12-150600.3.5.2

* openSUSE Leap 15.6 (noarch)

* strongswan-doc-5.9.12-150600.3.5.2

* Basesystem Module 15-SP6 (aarch64 ppc64le s390x x86_64)

* strongswan-5.9.12-150600.3.5.2

* strongswan-debuginfo-5.9.12-150600.3.5.2

* strongswan-debugsource-5.9.12-150600.3.5.2

* strongswan-ipsec-debuginfo-5.9.12-150600.3.5.2

* strongswan-libs0-5.9.12-150600.3.5.2

*...

Read the Full Advisory

References

* bsc#1251941

## References:

* 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-2025:3855-1
Release Date: 2025-10-29T14:15:51Z
Affected Products: * Basesystem 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 * SUSE Linux Enterprise Workstation Extension 15 SP6 * SUSE Package Hub 15 15-SP6

Topics%20covered

Topics Covered

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

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