Important: kernel-livepatch-6.12.80-106.156

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-livepatch-6.12.74-98.124

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:...

Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2026-1694)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1694 advisory. In the Linux kernel, the following vulnerability has been resolved: net/tls: fix use-after-free in -EBUSY error path of tlsdoencryption CVE-2026-31533 In the Linux kernel, the following...

[slackware-security] kernel

New kernel packages are available for Slackware 15.0 and -current to fix a security issue. Here are the details from the Slackware 15.0 ChangeLog: patches/packages/linux-5.15.205/kernel-generic-5.15.205-i586-1.txz: Upgraded. patches/packages/linux-5.15.205/kernel-generic-smp-5.15.205smp-i686-1.tx...

CLSA-2026-1778261301 Update of alt-php

Miscellaneous upstream changes - xfrm: esp: avoid in-place decrypt on shared skb frags...

CLSA-2026-1778260666 Update of kernel

xfrm: esp: avoid in-place decrypt on shared skb frags...

Exploit for Write-what-where Condition in Linux Linux_Kernel

Dirty Frag Technical Analysis CVE-2026-43284 xfrm-ESP / C...

Advisory ROSA-SA-2026-3267

software: kernel-5.15 5.15.193 WASP: ROSA-CHROME unaffected versions = kernel-5.15-5.15.193-5 affected versions kernel-5.15-5.15.193-5 CVE-ID: CVE-2026-43284 BDU-ID: None CVE-Crit: NO DATA CVE-DESC.: A vulnerability in the Linux kernel xfrm subsystem ESP allows data decryption over non-packet skb...

Active attack: Dirty Frag Linux vulnerability expands post-compromise risk

In this article 1. Why Dirty Frag matters 2. Technical overview 3. Exploitation scenarios 4. Mitigation guidance 5. Post-mitigation integrity verification 6. References A newly disclosed Linux local privilege escalation vulnerability known as “Dirty Frag” enables escalation from an unprivileged...

EUVD-2026-28535

In the Linux kernel, the following vulnerability has been resolved: xfrm: esp: avoid in-place decrypt on shared skb frags MSGSPLICEPAGES can attach pages from a pipe directly to an skb. TCP marks such skbs with SKBFLSHAREDFRAG after skbsplicefromiter, so later paths that may modify packet data ca...

CVE-2026-43284

In the Linux kernel, the following vulnerability has been resolved: xfrm: esp: avoid in-place decrypt on shared skb frags MSGSPLICEPAGES can attach pages from a pipe directly to an skb. TCP marks such skbs with SKBFLSHAREDFRAG after skbsplicefromiter, so later paths that may modify packet data ca...

CVE-2026-43284

In the Linux kernel, the following vulnerability has been resolved: xfrm: esp: avoid in-place decrypt on shared skb frags MSGSPLICEPAGES can attach pages from a pipe directly to an skb. TCP marks such skbs with SKBFLSHAREDFRAG after skbsplicefromiter, so later paths that may modify packet data ca...

CVE-2026-43284 xfrm: esp: avoid in-place decrypt on shared skb frags

In the Linux kernel, the following vulnerability has been resolved: xfrm: esp: avoid in-place decrypt on shared skb frags MSGSPLICEPAGES can attach pages from a pipe directly to an skb. TCP marks such skbs with SKBFLSHAREDFRAG after skbsplicefromiter, so later paths that may modify packet data ca...

CVE-2026-43284

Summary of CVE-2026-43284 (Linux kernel): The issue occurs in ESP decryption for UDP paths when using shared skb frags. Specifically, after MSG_SPLICE_PAGES attaches pages to an skb, and SKBFL_SHARED_FRAG is set, ESP input could decrypt in place on data not privately owned by the skb, if the frag...

dirtyfrag-check

dirtyfrag-check A safe, read-only Python script to detect whe...

Linux Kernel Dirty Frag LPE Exploit Enables Root Access Across Major Distributions

Details have emerged about a new, unpatched local privilege escalation LPE vulnerability impacting the Linux kernel. Dubbed Dirty Frag , it has been described as a successor to Copy Fail CVE-2026-31431, CVSS score: 7.8, a recently disclosed LPE flaw impacting the Linux kernel that has since come...

AlmaLinux 8 : ALSA-2026:A007kernel-rt (ALSA-2026:A007)

The remote AlmaLinux 8 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2026:A007 advisory. kernel: xfrm: esp: avoid in-place decrypt on shared skb frags CVE-2026-43284 Tenable has extracted the preceding description block directly from the AlmaLinux...

AlmaLinux 10 : ALSA-2026:A006kernel (ALSA-2026:A006)

The remote AlmaLinux 10 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2026:A006 advisory. kernel: xfrm: esp: avoid in-place decrypt on shared skb frags CVE-2026-43284 Tenable has extracted the preceding description block directly from the AlmaLinux...

AlmaLinux 9 : ALSA-2026:A005kernel (ALSA-2026:A005)

The remote AlmaLinux 9 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2026:A005 advisory. kernel: xfrm: esp: avoid in-place decrypt on shared skb frags CVE-2026-43284 Tenable has extracted the preceding description block directly from the AlmaLinux...

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...