kernel: "Dirty Frag" ESP XFRM variant is a new universal Local Privilege Escalation (LPE) vulnerability in the Linux kernel

A flaw was found in the Linux kernel's xfrm-ESP and RxRPC subsystems. Unsafe in-place cryptographic processing of shared socket buffer fragments allows a low-privileged local attacker to corrupt page-cache contents of readable files, including sensitive system files, and gain root privileges. The...

kernel: "Dirty Frag" ESP XFRM variant is a new universal Local Privilege Escalation (LPE) vulnerability in the Linux kernel

A flaw was found in the Linux kernel's xfrm-ESP and RxRPC subsystems. Unsafe in-place cryptographic processing of shared socket buffer fragments allows a low-privileged local attacker to corrupt page-cache contents of readable files, including sensitive system files, and gain root privileges. The...

SUSE-SU-2026:21810-1 Security update for the Linux Kernel (Live Patch 2 for SUSE Linux Enterprise 16)

This update for the SUSE Linux Enterprise Kernel 6.12.0-160000.7.1 fixes one security issue The following security issue was fixed: - CVE-2026-43284: xfrm: esp: avoid in-place decrypt on shared skb frags bsc1264459...

Important: kernel-livepatch-5.10.253-251.1014

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: xfrm: esp: avoid in-place decrypt on shared skb frags "Dirty Frag" and other issues in Amazon Linux kernels: https://aws.amazon.com/security/security-bulletins/2026-027-aws/ CVE-2026-43284 Affected Packages:...

Important: kernel-rt security 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: xfrm: esp: avoid in-place decrypt on shared skb frags CVE-2026-43284 For more details about the security issues, including the...