SUSE: Security Advisory (SUSE-SU-2026:0979-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2026 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

openSUSE Security Advisory (SUSE-SU-2026:0979-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2026 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

OPENSUSE-SU-2026:10441-1 strongswan-6.0.5-1.1 on GA media

These are all security issues fixed in the strongswan-6.0.5-1.1 package on the GA media of openSUSE Tumbleweed...

SUSE: Security Advisory (SUSE-SU-2026:0978-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2026 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

CVE-2026-25075 affecting package strongswan for versions less than 5.9.14-9

CVE-2026-25075 affecting package strongswan for versions less than 5.9.14-9. A patched version of the package is available...

strongSwan 4.5.0 < 6.0.5 EAP-TTLS AVP Parsing Integer Underflow

...

SUSE CVE-2026-25075

strongSwan versions 4.5.0 prior to 6.0.5 contain an integer underflow vulnerability in the EAP-TTLS AVP parser that allows unauthenticated remote attackers to cause a denial of service by sending crafted AVP data with invalid length fields during IKEv2 authentication. Attackers can exploit the...

SUSE SLED15 / SLES15 Security Update : strongswan (SUSE-SU-2026:0980-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2026:0980-1 advisory. - CVE-2026-25075: Fixed integer underflow when handling EAP-TTLS AVP bsc1259472. Tenable has extracted the preceding...

SUSE SLES15 Security Update : strongswan (SUSE-SU-2026:0981-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2026:0981-1 advisory. - CVE-2026-25075: Fixed integer underflow when handling EAP-TTLS AVP bsc1259472. Tenable has extracted the preceding description block...

SUSE SLES15: strongswan / strongswan-doc / strongswan-hmac / strongswan-ipsec / etc (SUSE-SU-2026:0978-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2026:0978-1 advisory. - CVE-2026-25075: Fixed integer underflow when handling EAP-TTLS AVP bsc1259472. Other bug fixes: -Fix rpm scripts to not break swanctl.conf...

Ubuntu 22.04 LTS / 24.04 LTS / 25.10 : strongSwan vulnerability (USN-8117-1)

The remote Ubuntu 22.04 LTS / 24.04 LTS / 25.10 host has packages installed that are affected by a vulnerability as referenced in the USN-8117-1 advisory. Kazuma Matsumoto discovered that strongSwan incorrectly handled EAP-TTLS AVPs when using the eap-ttls plugin. An attacker could possibly use...

SUSE SLES15 / openSUSE 15 Security Update : strongswan (SUSE-SU-2026:0979-1)

The remote SUSE Linux SLES15 / SLESSAP15 / openSUSE 15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2026:0979-1 advisory. - CVE-2026-25075: Fixed integer underflow when handling EAP-TTLS AVP bsc1259472. Tenable has extracted the preceding descripti...

CVE-2026-25075

A flaw was found in strongSwan. An unauthenticated remote attacker can exploit an integer underflow vulnerability in the EAP-TTLS AVP Attribute-Value Pair parser. By sending specially crafted AVP data with invalid length fields during IKEv2 Internet Key Exchange version 2 authentication, the...

Debian: Security Advisory (DSA-6176-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2026 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Ubuntu: Security Advisory (USN-8117-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2026 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

strongSwan 4.5.0 < 6.0.5 DoS Vulnerability

strongSwan is prone to a denial of service DoS vulnerability. Note: This VT has been deprecated and is therefore no longer functional. SPDX-FileCopyrightText: 2026 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders...

EUVD-2026-14477

strongSwan versions 4.5.0 prior to 6.0.5 contain an integer underflow vulnerability in the EAP-TTLS AVP parser that allows unauthenticated remote attackers to cause a denial of service by sending crafted AVP data with invalid length fields during IKEv2 authentication. Attackers can exploit the...

AZL-80300 CVE-2026-25075 affecting package strongswan for versions less than 5.9.14-9

strongSwan versions 4.5.0 prior to 6.0.5 contain an integer underflow vulnerability in the EAP-TTLS AVP parser that allows unauthenticated remote attackers to cause a denial of service by sending crafted AVP data with invalid length fields during IKEv2 authentication. Attackers can exploit the...

CVE-2026-25075

The CVE-2026-25075 issue is an integer underflow in strongSwan’s EAP-TTLS AVP parser affecting versions 4.5.0 through 6.0.4, which can crash the charon IKE daemon (DoS) via crafted AVP length fields during IKEv2 authentication. Mitigation: upgrade to strongSwan 6.0.5 or later (as confirmed by Mag...

CVE-2026-25075

strongSwan versions 4.5.0 prior to 6.0.5 contain an integer underflow vulnerability in the EAP-TTLS AVP parser that allows unauthenticated remote attackers to cause a denial of service by sending crafted AVP data with invalid length fields during IKEv2 authentication. Attackers can exploit the...