SUSE alert SUSE-SU-2026:2368-1 (strongswan)
| From: | OPENSUSE-SECURITY-UPDATES <null@suse.de> | |
| To: | security-announce@lists.opensuse.org | |
| Subject: | SUSE-SU-2026:2368-1: important: Security update for strongswan | |
| Date: | Thu, 11 Jun 2026 20:32:46 -0000 | |
| Message-ID: | <178120996636.694.13255420290606859304@003816f08d43> | |
| Archive-link: | Article |
# Security update for strongswan Announcement ID: SUSE-SU-2026:2368-1 Release Date: 2026-06-11T12:22:00Z Rating: important References: * bsc#1261705 * bsc#1261706 * bsc#1261708 * bsc#1261712 * bsc#1261717 * bsc#1261718 * bsc#1261720 * bsc#1266360 Cross-References: * CVE-2026-35328 * CVE-2026-35329 * CVE-2026-35330 * CVE-2026-35331 * CVE-2026-35332 * CVE-2026-35333 * CVE-2026-35334 * CVE-2026-47895 CVSS scores: * CVE-2026-35328 ( 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-2026-35328 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-35329 ( 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-2026-35329 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-35330 ( SUSE ): 9.2 CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N * CVE-2026-35330 ( SUSE ): 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H * CVE-2026-35331 ( SUSE ): 6.3 CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N * CVE-2026-35331 ( SUSE ): 4.8 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N * CVE-2026-35332 ( 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-2026-35332 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-35333 ( 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-2026-35333 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-35334 ( 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-2026-35334 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H * CVE-2026-47895 ( SUSE ): 7.7 CVSS:4.0/AV:N/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N * CVE-2026-47895 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H 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 An update that solves eight vulnerabilities can now be installed. ## Description: This update for strongswan fixes the following issues * CVE-2026-35328: infinite loop when handling supported versions TLS extension (bsc#1261712). * CVE-2026-35329: null pointer dereference when processing padding in PKCS#7 (bsc#1261717). * CVE-2026-35330: integer underflow when handling EAP-SIM/AKA attributes (bsc#1261705). * CVE-2026-35331: accepting certificates violating name constraints (bsc#1261718). * CVE-2026-35332: null pointer dereference when handling ECDH public value in TLS (bsc#1261708). * CVE-2026-35333: integer underflow when handling RADIUS attributes (bsc#1261706). * CVE-2026-35334: possible null pointer dereference in RSA decryption (bsc#1261720). * CVE-2026-47895: double-free when destroying certain cloned identities (bsc#1266360). ## 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 High Performance Computing LTSS 15 SP4 zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2026-2368=1 * SUSE Linux Enterprise Server 15 SP4 LTSS zypper in -t patch SUSE-SLE-Product-SLES-15-SP4-LTSS-2026-2368=1 * openSUSE Leap 15.4 zypper in -t patch SUSE-2026-2368=1 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2026-2368=1 * SUSE Linux Enterprise Server for SAP Applications 15 SP4 zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP4-2026-2368=1 ## Package List: * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (aarch64 x86_64) * strongswan-libs0-5.9.11-150400.19.35.1 * strongswan-5.9.11-150400.19.35.1 * strongswan-ipsec-debuginfo-5.9.11-150400.19.35.1 * strongswan-debuginfo-5.9.11-150400.19.35.1 * strongswan-debugsource-5.9.11-150400.19.35.1 * strongswan-ipsec-5.9.11-150400.19.35.1 * strongswan-hmac-5.9.11-150400.19.35.1 * strongswan-libs0-debuginfo-5.9.11-150400.19.35.1 * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (noarch) * strongswan-doc-5.9.11-150400.19.35.1 * SUSE Linux Enterprise Server 15 SP4 LTSS (aarch64 ppc64le s390x x86_64) * strongswan-libs0-5.9.11-150400.19.35.1 * strongswan-5.9.11-150400.19.35.1 * strongswan-ipsec-debuginfo-5.9.11-150400.19.35.1 * strongswan-debuginfo-5.9.11-150400.19.35.1 * strongswan-debugsource-5.9.11-150400.19.35.1 * strongswan-ipsec-5.9.11-150400.19.35.1 * strongswan-hmac-5.9.11-150400.19.35.1 * strongswan-libs0-debuginfo-5.9.11-150400.19.35.1 * SUSE Linux Enterprise Server 15 SP4 LTSS (noarch) * strongswan-doc-5.9.11-150400.19.35.1 * openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64 i586) * strongswan-nm-5.9.11-150400.19.35.1 * strongswan-libs0-5.9.11-150400.19.35.1 * strongswan-5.9.11-150400.19.35.1 * strongswan-ipsec-debuginfo-5.9.11-150400.19.35.1 * strongswan-nm-debuginfo-5.9.11-150400.19.35.1 * strongswan-debuginfo-5.9.11-150400.19.35.1 * strongswan-debugsource-5.9.11-150400.19.35.1 * strongswan-ipsec-5.9.11-150400.19.35.1 * strongswan-sqlite-debuginfo-5.9.11-150400.19.35.1 * strongswan-mysql-debuginfo-5.9.11-150400.19.35.1 * strongswan-sqlite-5.9.11-150400.19.35.1 * strongswan-hmac-5.9.11-150400.19.35.1 * strongswan-libs0-debuginfo-5.9.11-150400.19.35.1 * strongswan-mysql-5.9.11-150400.19.35.1 * openSUSE Leap 15.4 (noarch) * strongswan-doc-5.9.11-150400.19.35.1 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (aarch64 x86_64) * strongswan-libs0-5.9.11-150400.19.35.1 * strongswan-5.9.11-150400.19.35.1 * strongswan-ipsec-debuginfo-5.9.11-150400.19.35.1 * strongswan-debuginfo-5.9.11-150400.19.35.1 * strongswan-debugsource-5.9.11-150400.19.35.1 * strongswan-ipsec-5.9.11-150400.19.35.1 * strongswan-hmac-5.9.11-150400.19.35.1 * strongswan-libs0-debuginfo-5.9.11-150400.19.35.1 * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (noarch) * strongswan-doc-5.9.11-150400.19.35.1 * SUSE Linux Enterprise Server for SAP Applications 15 SP4 (ppc64le x86_64) * strongswan-libs0-5.9.11-150400.19.35.1 * strongswan-5.9.11-150400.19.35.1 * strongswan-ipsec-debuginfo-5.9.11-150400.19.35.1 * strongswan-debuginfo-5.9.11-150400.19.35.1 * strongswan-debugsource-5.9.11-150400.19.35.1 * strongswan-ipsec-5.9.11-150400.19.35.1 * strongswan-hmac-5.9.11-150400.19.35.1 * strongswan-libs0-debuginfo-5.9.11-150400.19.35.1 * SUSE Linux Enterprise Server for SAP Applications 15 SP4 (noarch) * strongswan-doc-5.9.11-150400.19.35.1 ## References: * https://www.suse.com/security/cve/CVE-2026-35328.html * https://www.suse.com/security/cve/CVE-2026-35329.html * https://www.suse.com/security/cve/CVE-2026-35330.html * https://www.suse.com/security/cve/CVE-2026-35331.html * https://www.suse.com/security/cve/CVE-2026-35332.html * https://www.suse.com/security/cve/CVE-2026-35333.html * https://www.suse.com/security/cve/CVE-2026-35334.html * https://www.suse.com/security/cve/CVE-2026-47895.html * https://bugzilla.suse.com/show_bug.cgi?id=1261705 * https://bugzilla.suse.com/show_bug.cgi?id=1261706 * https://bugzilla.suse.com/show_bug.cgi?id=1261708 * https://bugzilla.suse.com/show_bug.cgi?id=1261712 * https://bugzilla.suse.com/show_bug.cgi?id=1261717 * https://bugzilla.suse.com/show_bug.cgi?id=1261718 * https://bugzilla.suse.com/show_bug.cgi?id=1261720 * https://bugzilla.suse.com/show_bug.cgi?id=1266360
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