libreswan: IKEv2 pre-authentication Null Pointer deref in EAP code

A null pointer dereference flaw was found in Libreswan's IKEv2 state-machine handling. A remote, unauthenticated attacker can trigger the flaw by sending a malicious IKEv2 IKEAUTH packet, causing the pluto daemon to crash and restart. Repeated exploitation may result in a denial of service. The...

Important: Red Hat Security Advisory: libreswan security update

An update for libreswan is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability fro...

libreswan: IKEv2 pre-authentication Null Pointer deref in EAP code

A null pointer dereference flaw was found in Libreswan's IKEv2 state-machine handling. A remote, unauthenticated attacker can trigger the flaw by sending a malicious IKEv2 IKEAUTH packet, causing the pluto daemon to crash and restart. Repeated exploitation may result in a denial of service. The...

RLSA-2026:97878 Important: libreswan security update

Libreswan is an implementation of IPsec and IKE for Linux. IPsec is the Internet Protocol Security and uses strong cryptography to provide both authentication and encryption services. These services allow you to build secure tunnels through untrusted networks such as virtual private network VPN...

libreswan security update

An update is available for libreswan. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Libreswan is an implementation of IPsec and IKE for Linux. IPsec is the...

libreswan: IKEv2 pre-authentication Null Pointer deref in EAP code

A null pointer dereference flaw was found in Libreswan's IKEv2 state-machine handling. A remote, unauthenticated attacker can trigger the flaw by sending a malicious IKEv2 IKEAUTH packet, causing the pluto daemon to crash and restart. Repeated exploitation may result in a denial of service. The...

Rocky Linux 8 [CIQ] Security Update: libreswan / libreswan-debuginfo / libreswan-debugsource Multiple Vulnerabilities (crlsa-2026_90492)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202690492 advisory. libreswan: IKEv2 Use-After-Free bug when using IKE-over-TCP CVE-2026-94453 libreswan: IKEv2 pre-authentication Null Pointer deref in EAP code CVE-2026-772...

RLSA-2026:90492 Important: libreswan security update

Libreswan is an implementation of IPsec and IKE for Linux. IPsec is the Internet Protocol Security and uses strong cryptography to provide both authentication and encryption services. These services allow you to build secure tunnels through untrusted networks such as virtual private network VPN...

RockyLinux 8 : libreswan (RLSA-2026:90492)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:90492 advisory. libreswan: IKEv2 Use-After-Free bug when using IKE-over-TCP CVE-2026-94453 libreswan: IKEv2 pre-authentication Null Pointer deref in EAP code...

RLSA-2026:89748 Important: libreswan security update

Libreswan is an implementation of IPsec and IKE for Linux. IPsec is the Internet Protocol Security and uses strong cryptography to provide both authentication and encryption services. These services allow you to build secure tunnels through untrusted networks such as virtual private network VPN...

libreswan security update

An update is available for libreswan. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Libreswan is an implementation of IPsec and IKE for Linux. IPsec is the...

RockyLinux 9 : libreswan (RLSA-2026:89748)

The remote RockyLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:89748 advisory. libreswan: IKEv2 Use-After-Free bug when using IKE-over-TCP CVE-2026-94453 libreswan: IKEv2 pre-authentication Null Pointer deref in EAP code...

AlmaLinux 9 : libreswan (ALSA-2026:89748)

The remote AlmaLinux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the ALSA-2026:89748 advisory. libreswan: IKEv2 Use-After-Free bug when using IKE-over-TCP CVE-2026-94453 libreswan: IKEv2 pre-authentication Null Pointer deref in EAP code...

libreswan: IKEv2 pre-authentication Null Pointer deref in EAP code

A null pointer dereference flaw was found in Libreswan's IKEv2 state-machine handling. A remote, unauthenticated attacker can trigger the flaw by sending a malicious IKEv2 IKEAUTH packet, causing the pluto daemon to crash and restart. Repeated exploitation may result in a denial of service. The...

Important: Red Hat Security Advisory: libreswan security update

An update for libreswan is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from...

libreswan: IKEv2 pre-authentication Null Pointer deref in EAP code

A null pointer dereference flaw was found in Libreswan's IKEv2 state-machine handling. A remote, unauthenticated attacker can trigger the flaw by sending a malicious IKEv2 IKEAUTH packet, causing the pluto daemon to crash and restart. Repeated exploitation may result in a denial of service. The...

Important: libreswan security update

Libreswan is an implementation of IPsec and IKE for Linux. IPsec is the Internet Protocol Security and uses strong cryptography to provide both authentication and encryption services. These services allow you to build secure tunnels through untrusted networks such as virtual private network VPN...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: In md/raid10, the issue of null-ptr-deref in raid10syncrequest has been fixed. In initresync, the mempool is initialized, and conf-havereplacemnt is set to 0 at the beginning of the sync process. closesync frees the mempool when...

EulerOS Virtualization 2.11.1 : kernel (EulerOS-SA-2026-3424)

According to the versions of the kernel packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : kernel:SUNRPC: fix a memleak in gssimportv2contextCVE-2023-52653 apparmor: Fix null pointer deref when receiving skb during sock...

EulerOS Virtualization 2.11.0 : kernel (EulerOS-SA-2026-3511)

According to the versions of the kernel packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : kernel:SUNRPC: fix a memleak in gssimportv2contextCVE-2023-52653 apparmor: Fix null pointer deref when receiving skb during sock...