Daniel M. ReckUse #LinuxMint? Mitigation patch for #CopyFail for #Ubuntu has been picked up by #Linux #Mint. https://ubuntu.com/blog/copy-fail-vulnerability-fixes-available
For Jammy 22.04: Patched kmod is 29-1ubuntu1.1
For Noble 24.04: Patched kmod 31+20240202-2ubuntu7.2
Check versions:
inxi -Sx && dpkg -l kmod | grep ^ii
If needed, update #kmod:
sudo apt update && sudo apt install --only-upgrade kmod
Confirm affected module not loaded with:
grep -qE '^algif_aead ' /proc/modules && echo "WARNING: Module loaded" || echo "OK: Module NOT loaded"
Fixes available for CVE-2026-31431 (Copy Fail) Linux Kernel Local Privilege Escalation Vulnerability | Ubuntu
A local privilege escalation (LPE) vulnerability affecting the Linux kernel has been publicly disclosed on April 29, 2026. The vulnerability has been assigned CVE ID CVE-2026-31431 and is referred to as Copy Fail. The affected component is a kernel module that provides hardware-accelerated cryptographic functions: algif_aead. The vulnerab […]
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