vulnerability

Arch Linux: Arbitrary code execution (CVE-2021-3347)

Severity
7
CVSS
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
Published
Jan 29, 2021
Added
Jul 11, 2025
Modified
Nov 27, 2025

Description

An issue was discovered in the Linux kernel through 5.10.11. PI futexes have a kernel stack use-after-free during fault handling, allowing local users to execute code in the kernel, aka CID-34b1a1ce1458.

Solution

arch-linux-upgrade-latest

References

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