SUSE-SU-2026:24199-1: important: Security update for strongswan
SLE-SECURITY-UPDATES
null at suse.de
Tue Oct 20 20:47:35 UTC 2026
# Security update for strongswan
Announcement ID: SUSE-SU-2026:24199-1
Release Date: 2026-10-08T06:13:17Z
Rating: important
References:
* bsc#1276533
* bsc#1276534
* bsc#1276536
* bsc#1276539
* bsc#1276540
* bsc#1276541
* bsc#1276543
* bsc#1276544
* bsc#1276545
* bsc#1276548
* bsc#1276549
Cross-References:
* CVE-2026-78123
* CVE-2026-78124
* CVE-2026-78126
* CVE-2026-78127
* CVE-2026-78129
* CVE-2026-78130
* CVE-2026-78131
* CVE-2026-78132
* CVE-2026-78133
* CVE-2026-78134
* CVE-2026-78135
CVSS scores:
* CVE-2026-78123 ( SUSE ): 8.7
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
* CVE-2026-78123 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-78123 ( NVD ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-78124 ( SUSE ): 8.2
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
* CVE-2026-78124 ( SUSE ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-78124 ( NVD ): 3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
* CVE-2026-78126 ( SUSE ): 8.7
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
* CVE-2026-78126 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-78126 ( NVD ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-78127 ( SUSE ): 8.2
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
* CVE-2026-78127 ( SUSE ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-78127 ( NVD ): 3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
* CVE-2026-78129 ( SUSE ): 7.1
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
* CVE-2026-78129 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
* CVE-2026-78129 ( NVD ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-78130 ( SUSE ): 8.7
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
* CVE-2026-78130 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-78130 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-78131 ( SUSE ): 8.7
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
* CVE-2026-78131 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-78131 ( NVD ): 3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
* CVE-2026-78132 ( SUSE ): 8.7
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
* CVE-2026-78132 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-78132 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
* CVE-2026-78133 ( SUSE ): 7.7
CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
* CVE-2026-78133 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
* CVE-2026-78133 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2026-78134 ( SUSE ): 8.3
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N
* CVE-2026-78134 ( SUSE ): 7.0 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H
* CVE-2026-78134 ( NVD ): 7.1 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:L
* CVE-2026-78135 ( SUSE ): 6.3
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N
* CVE-2026-78135 ( SUSE ): 4.8 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L
* CVE-2026-78135 ( NVD ): 5.6 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
* CVE-2026-78135 ( NVD ): 7.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Affected Products:
* SUSE Linux Enterprise Server 16.0
* SUSE Linux Enterprise Server for SAP applications 16.0
An update that solves 11 vulnerabilities can now be installed.
## Description:
This update for strongswan fixes the following issues:
* CVE-2026-78123: Undefined Memory Access When Handling PKCS#7 Containers
(bsc#1276533).
* CVE-2026-78124: Memory Leak When Processing Certificates in PKCS#7
Containers (bsc#1276534).
* CVE-2026-78126: NULL-Pointer Dereference When Handling AKA-Synchronization-
Failure (bsc#1276536).
* CVE-2026-78127: Memory Leak During Message Stringification (bsc#1276539).
* CVE-2026-78129: Unbounded Iteration When Decrypting PKCS#7 Containers
(bsc#1276540).
* CVE-2026-78130: NULL-Pointer Dereference in Attribute Certificate Validation
(bsc#1276541).
* CVE-2026-78131: Memory Leaks When Parsing Attribute Certificates
(bsc#1276543).
* CVE-2026-78132: Infinite Loop When Parsing Attribute Certificates
(bsc#1276544).
* CVE-2026-78133: Use-After-Free During Multi-KE Rekey Collision
(bsc#1276545).
* CVE-2026-78134: Missing Inner EAP Method Authentication Details
(bsc#1276548).
* CVE-2026-78135: Creation of a Child SA Pre-Authentication (bsc#1276549).
## 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 for SAP applications 16.0
zypper in -t patch SUSE-SLES-16.0-1863
* SUSE Linux Enterprise Server 16.0
zypper in -t patch SUSE-SLES-16.0-1863
## Package List:
* SUSE Linux Enterprise Server for SAP applications 16.0 (ppc64le x86_64)
* strongswan-mysql-debuginfo-6.0.6-160000.3.1
* strongswan-ipsec-6.0.6-160000.3.1
* strongswan-debuginfo-6.0.6-160000.3.1
* strongswan-nm-6.0.6-160000.3.1
* strongswan-ipsec-debuginfo-6.0.6-160000.3.1
* strongswan-debugsource-6.0.6-160000.3.1
* strongswan-mysql-6.0.6-160000.3.1
* strongswan-nm-debuginfo-6.0.6-160000.3.1
* strongswan-sqlite-debuginfo-6.0.6-160000.3.1
* strongswan-fips-6.0.6-160000.3.1
* strongswan-sqlite-6.0.6-160000.3.1
* strongswan-6.0.6-160000.3.1
* SUSE Linux Enterprise Server for SAP applications 16.0 (noarch)
* strongswan-doc-6.0.6-160000.3.1
* SUSE Linux Enterprise Server 16.0 (aarch64 ppc64le s390x x86_64)
* strongswan-mysql-debuginfo-6.0.6-160000.3.1
* strongswan-ipsec-6.0.6-160000.3.1
* strongswan-debuginfo-6.0.6-160000.3.1
* strongswan-nm-6.0.6-160000.3.1
* strongswan-ipsec-debuginfo-6.0.6-160000.3.1
* strongswan-debugsource-6.0.6-160000.3.1
* strongswan-mysql-6.0.6-160000.3.1
* strongswan-nm-debuginfo-6.0.6-160000.3.1
* strongswan-sqlite-debuginfo-6.0.6-160000.3.1
* strongswan-fips-6.0.6-160000.3.1
* strongswan-sqlite-6.0.6-160000.3.1
* strongswan-6.0.6-160000.3.1
* SUSE Linux Enterprise Server 16.0 (noarch)
* strongswan-doc-6.0.6-160000.3.1
## References:
* https://www.suse.com/security/cve/CVE-2026-78123.html
* https://www.suse.com/security/cve/CVE-2026-78124.html
* https://www.suse.com/security/cve/CVE-2026-78126.html
* https://www.suse.com/security/cve/CVE-2026-78127.html
* https://www.suse.com/security/cve/CVE-2026-78129.html
* https://www.suse.com/security/cve/CVE-2026-78130.html
* https://www.suse.com/security/cve/CVE-2026-78131.html
* https://www.suse.com/security/cve/CVE-2026-78132.html
* https://www.suse.com/security/cve/CVE-2026-78133.html
* https://www.suse.com/security/cve/CVE-2026-78134.html
* https://www.suse.com/security/cve/CVE-2026-78135.html
* https://bugzilla.suse.com/show_bug.cgi?id=1276533
* https://bugzilla.suse.com/show_bug.cgi?id=1276534
* https://bugzilla.suse.com/show_bug.cgi?id=1276536
* https://bugzilla.suse.com/show_bug.cgi?id=1276539
* https://bugzilla.suse.com/show_bug.cgi?id=1276540
* https://bugzilla.suse.com/show_bug.cgi?id=1276541
* https://bugzilla.suse.com/show_bug.cgi?id=1276543
* https://bugzilla.suse.com/show_bug.cgi?id=1276544
* https://bugzilla.suse.com/show_bug.cgi?id=1276545
* https://bugzilla.suse.com/show_bug.cgi?id=1276548
* https://bugzilla.suse.com/show_bug.cgi?id=1276549
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