Security update for the Linux Kernel (Live Patch 84 for SUSE Linux Enterprise 12 SP5)

This update for the SUSE Linux Enterprise Kernel 4.12.14-122.317 fixes various security issues: The following security issues were fixed: CVE-2023-53995: net: ipv4: fix one memleak in inetdelifa bsc1269284. CVE-2025-40204,CVE-2026-53224,CVE-2026-53246: sctp: validate cached peer INIT chunk length...

SUSE-SU-2026:3807-1 Security update for the Linux Kernel (Live Patch 43 for SUSE Linux Enterprise 15 SP5)

This update for the SUSE Linux Enterprise Kernel 5.14.21-150500.55.177 fixes various security issues: The following security issues were fixed: - CVE-2023-53995: net: ipv4: fix one memleak in inetdelifa bsc1269284. - CVE-2025-40204,CVE-2026-53224,CVE-2026-53246: sctp: validate cached peer INIT...

Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 9. 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 th...

kernel: sctp: purge outqueue on stale COOKIE-ECHO handling

A flaw was found in the Linux kernel's Stream Control Transmission Protocol SCTP implementation. This vulnerability, a use-after-free, occurs when the system processes a Stale Cookie ERROR during the setup or reconfiguration of an SCTP association. A remote attacker could exploit this by sending...

Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel 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 th...

kernel: sctp: purge outqueue on stale COOKIE-ECHO handling

A flaw was found in the Linux kernel's Stream Control Transmission Protocol SCTP implementation. This vulnerability, a use-after-free, occurs when the system processes a Stale Cookie ERROR during the setup or reconfiguration of an SCTP association. A remote attacker could exploit this by sending...

kernel: sctp: purge outqueue on stale COOKIE-ECHO handling

A flaw was found in the Linux kernel's Stream Control Transmission Protocol SCTP implementation. This vulnerability, a use-after-free, occurs when the system processes a Stale Cookie ERROR during the setup or reconfiguration of an SCTP association. A remote attacker could exploit this by sending...

Important: Red Hat Security Advisory: kernel-rt security, bug fix, and enhancement update

An update for kernel-rt 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...

Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: sctp: purge outqueue on stale COOKIE-ECHO handling CVE-2026-52924 kernel: scsi: target: iscsi: Validate CHAPR length before base64 decode CVE-2026-63886 kernel: netfilter: conntrack: tcp:...

SUSE SLES15 Security Update : kernel (Live Patch 36 for SUSE Linux Enterprise 15 SP5) (SUSE-SU-2026:3724-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3724-1 advisory. This update for the SUSE Linux Enterprise Kernel 5.14.21-150500.55.141 fixes various security issues: The following security issues were fixed:...

SUSE SLES15 Security Update : kernel RT (Live Patch 15 for SUSE Linux Enterprise 15 SP7) (SUSE-SU-2026:3699-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3699-1 advisory. This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.7.54 fixes various security issues: The following security issues were fixed: -...

SUSE SLES15 Security Update : kernel RT (Live Patch 17 for SUSE Linux Enterprise 15 SP7) (SUSE-SU-2026:3701-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3701-1 advisory. This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.7.62 fixes various security issues: The following security issues were fixed: -...

Ubuntu 20.04 LTS / 22.04 LTS / Pro Realtime 22.04 LTS : Linux kernel vulnerabilities (USN-8658-1)

The remote Ubuntu 20.04 LTS / 22.04 LTS / Pro Realtime 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-8658-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the...

SUSE SLES15 Security Update : kernel (Live Patch 29 for SUSE Linux Enterprise 15 SP5) (SUSE-SU-2026:3739-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3739-1 advisory. This update for the SUSE Linux Enterprise Kernel 5.14.21-150500.55.116 fixes various security issues: The following security issues were fixed:...

AlmaLinux 8 : kernel (ALSA-2026:59821)

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:59821 advisory. kernel: sctp: purge outqueue on stale COOKIE-ECHO handling CVE-2026-52924 kernel: scsi: target: iscsi: Validate CHAPR length before base64 decode...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098936)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098936 advisory. In the Linux kernel, the following vulnerability has been resolved: sctp: validate STALECOOKIE cause length before reading staleness When an ERROR chunk with a...

ALSA-2026:59737 Important: kernel-rt security, bug fix, and enhancement update

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Security Fixes: kernel: sctp: purge outqueue on stale COOKIE-ECHO handling CVE-2026-52924 kernel: scsi: target: iscsi: Validate CHAPR length before base64...

SUSE SLES15 Security Update : kernel (Live Patch 45 for SUSE Linux Enterprise 15 SP4) (SUSE-SU-2026:3702-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3702-1 advisory. This update for the SUSE Linux Enterprise Kernel 5.14.21-150400.24.179 fixes various security issues: The following security issues were fixed:...

SUSE SLES12 Security Update : kernel (Live Patch 72 for SUSE Linux Enterprise 12 SP5) (SUSE-SU-2026:3723-1)

The remote SUSE Linux SLES12 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:3723-1 advisory. This update for the SUSE Linux Enterprise Kernel 4.12.14-122.272 fixes various security issues: The following security issues were fixed: -...

PT-2026-82132

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the SCTP implementation where the COOKIE ECHO process restores fixed-size AUTH fields directly from peer-controlled cookie bytes when cookie authentication is disabled...