not_IO@lemmy.blahaj.zone to

Linux@programming.devEnglish · 2 days ago

The same 732-byte Python script roots every Linux distribution shipped since 2017

162

The same 732-byte Python script roots every Linux distribution shipped since 2017

not_IO@lemmy.blahaj.zone to

Linux@programming.devEnglish · 2 days ago

Copy Fail — 732 Bytes to Root

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.

woaw

also a good blog post about it https://xint.io/blog/copy-fail-linux-distributions

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bdonvr@thelemmy.club
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2 days ago
This did not work on my main Arch install on 6.19.14-zen, but did work on my Debian servers 6.12.74

yikes

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