rabber@lemmy.ca to Linux@lemmy.mlEnglish · 2 months ago

Copy Fail (CVE-2026-31431) is a trivially exploitable logic bug in Linux, reachable on all major distros released in the last 9 years. A small, portable python script gets root on all platforms.

copy.fail

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Copy Fail (CVE-2026-31431) is a trivially exploitable logic bug in Linux, reachable on all major distros released in the last 9 years. A small, portable python script gets root on all platforms.

copy.fail

rabber@lemmy.ca to Linux@lemmy.mlEnglish · 2 months ago
37
Copy Fail — 732 Bytes to Root
copy.fail
CVE-2026-31431. 100% Reliable Linux LPE — no race, no per-distro offsets, page-cache write that bypasses on-disk file-integrity tools and crosses containers. Found by Xint Code.
  • timroerstroem@feddit.dk
    15·
    2 months ago

    Worth mentioning that the fix was merged into 6.19.12 (and 7.0; probably also the LTSs, but I didn’t bother to check those).