Copy Fail: 732 Bytes to Root on Every Major Linux Distribution. - Xint

xint.io

Copy Fail: 732 Bytes to Root on Every Major Linux Distribution. - Xint

xint.io

volkerwirsing@feddit.org to

Technology@lemmy.worldEnglish · 1 month ago

Xint Code disclosed CVE-2026-31431, an authencesn scratch-write bug chaining AF_ALG + splice() into a 4-byte page cache write. A 732-byte PoC gets root on Ubuntu, Amazon Linux, RHEL, SUSE. | AI for Security, Vulnerability Research

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