[SECURITY] Fedora 44 Update: strongswan-6.0.6-2.fc44

The strongSwan IPsec implementation supports both the IKEv1 and IKEv2 key exchange protocols in conjunction with the native NETKEY IPsec stack of the Linux kernel...

Astra Linux – Vulnerability in StrongSwan

StrongSwan before version 5.9.12 has a buffer overflow vulnerability, and there is a possibility of unauthenticated remote code execution through a DH public key value that exceeds the internal buffer of charon-tkm’s DH proxy. The earliest affected version is 5.3.0. An attack can occur through a...

Astra Linux – Vulnerability in StrongSwan

Before version 5.9.8, StrongSwan allowed remote attackers to cause a denial of service in the revocation plugin by sending a crafted end-entity and intermediate CA certificate that contained a CRL/OCSP URL pointing to a server under the attacker’s control that did not respond properly. In some...

Fedora 44 : strongswan (2026-cc6fcd3a58)

The remote Fedora 44 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2026-cc6fcd3a58 advisory. Fixes CVE-2026-25075, CVE-2026-35328, CVE-2026-35329, CVE-2026-35330, CVE-2026-35331, CVE-2026-35332, CVE-2026-35333, CVE-2026-35334 Tenable has...

Important Photon OS Security Update - PHSA-2026-4.0-1022

Updates of 'strongswan', 'expat' packages of Photon OS have been released...

Exploit for CVE-2026-35333

CVE-2026-35333 strongSwan RADIUS attribute-iterator pre-auth...

Exploit for CVE-2026-35330

CVE-2026-35330 strongSwan EAP-SIM / EAP-AKA attribute parser...

📄 strongSwan 4.5.0 EAP-TTLS Integer Underflow

This Metasploit auxiliary module is designed to detect a vulnerability in strongSwan's EAP-TTLS implementation, identified as CVE-2026-25075. The issue is related to an integer underflow in the handling of AVP Attribute-Value Pair length fields during IKE-related UDP communication...

openSUSE 16 Security Update : strongswan (openSUSE-SU-2026:20678-1)

The remote openSUSE 16 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2026:20678-1 advisory. Update to version 6.0.6 jscPED-16145. Security issued fixed: - CVE-2026-35328: infinite loop when handling supported versions TLS extension...

SUSE SLES12 Security Update : strongswan (SUSE-SU-2026:1762-1)

The remote SUSE Linux SLES12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:1762-1 advisory. - CVE-2026-35329: NULL pointer dereference when processing padding in PKCS7 bsc1261717. - CVE-2026-35330: integer underflow when handling...

Security update for strongswan

This update for strongswan fixes the following issues: CVE-2026-35329: NULL pointer dereference when processing padding in PKCS7 bsc1261717. CVE-2026-35330: integer underflow when handling EAP-SIM/AKA attributes bsc1261705. CVE-2026-35331: acceptance of certificates violating X.509 name constrain...

SUSE-SU-2026:1762-1 Security update for strongswan

This update for strongswan fixes the following issues: - CVE-2026-35329: NULL pointer dereference when processing padding in PKCS7 bsc1261717. - CVE-2026-35330: integer underflow when handling EAP-SIM/AKA attributes bsc1261705. - CVE-2026-35331: acceptance of certificates violating X.509 name...

OPENSUSE-SU-2026:20678-1 Security update for strongswan

This update for strongswan fixes the following issues: Update to version 6.0.6 jscPED-16145. Security issued fixed: - CVE-2026-35328: infinite loop when handling supported versions TLS extension bsc1261712. - CVE-2026-35329: NULL pointer dereference when processing padding in PKCS7 bsc1261717. -...

SUSE-SU-2026:21547-1 Security update for strongswan

This update for strongswan fixes the following issues: Update to version 6.0.6 jscPED-16145. Security issued fixed: - CVE-2026-35328: infinite loop when handling supported versions TLS extension bsc1261712. - CVE-2026-35329: NULL pointer dereference when processing padding in PKCS7 bsc1261717. -...

SUSE SLED15 / SLES15 Security Update : strongswan (SUSE-SU-2026:1637-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:1637-1 advisory. - CVE-2026-35328: infinite loop when handling supported versions TLS extension bsc1261712. - CVE-2026-35329:...

Security update for strongswan

This update for strongswan fixes the following issues: CVE-2026-35328: infinite loop when handling supported versions TLS extension bsc1261712. CVE-2026-35329: null pointer dereference when processing padding in PKCS7 bsc1261717. CVE-2026-35330: integer underflow when handling EAP-SIM/AKA...

SUSE-SU-2026:1637-1 Security update for strongswan

This update for strongswan fixes the following issues: - CVE-2026-35328: infinite loop when handling supported versions TLS extension bsc1261712. - CVE-2026-35329: null pointer dereference when processing padding in PKCS7 bsc1261717. - CVE-2026-35330: integer underflow when handling EAP-SIM/AKA...

USN-8196-2 strongswan vulnerabilities

USN-8196-1 fixed vulnerabilities in strongSwan. This update provides the corresponding update to Ubuntu 26.04 LTS. Original advisory details: Haruto Kimura discovered that strongSwan incorrectly handled the supportedversions extension in TLS. A remote attacker could possibly use this issue to cau...

OPENSUSE-SU-2026:10623-1 strongswan-6.0.6-1.1 on GA media

These are all security issues fixed in the strongswan-6.0.6-1.1 package on the GA media of openSUSE Tumbleweed...

Ubuntu 22.04 LTS / 24.04 LTS / 25.10 : strongSwan vulnerabilities (USN-8196-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS / 25.10 host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-8196-1 advisory. Haruto Kimura discovered that strongSwan incorrectly handled the supportedversions extension in TLS. A remote attacker could possibly...