CVE-2023-52436

HighCVSS 7.8/10Last modified Aug 15, 2026

Description

In the Linux kernel, the following vulnerability has been resolved:

f2fs: explicitly null-terminate the xattr list

When setting an xattr, explicitly null-terminate the xattr list. This eliminates the fragile assumption that the unused xattr space is always zeroed.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected software

VendorProductVersions
LinuxLinux>= af48b85b8cd3fbb12c9b6759c16db6d69c0b03da, < 16ae3132ff7746894894927c1892493693b89135; >= af48b85b8cd3fbb12c9b6759c16db6d69c0b03da, < 12cf91e23b126718a96b914f949f2cdfeadc7b2a; >= af48b85b8cd3fbb12c9b6759c16db6d69c0b03da, < 3e47740091b05ac8d7836a33afd8646b6863ca52; >= af48b85b8cd3fbb12c9b6759c16db6d69c0b03da, < 32a6cfc67675ee96fe107aeed5af9776fec63f11; >= af48b85b8cd3fbb12c9b6759c16db6d69c0b03da, < 5de9e9dd1828db9b8b962f7ca42548bd596deb8a; >= af48b85b8cd3fbb12c9b6759c16db6d69c0b03da, < 2525d1ba225b5c167162fa344013c408e8b4de36; >= af48b85b8cd3fbb12c9b6759c16db6d69c0b03da, < f6c30bfe5a49bc38cae985083a11016800708fea; >= af48b85b8cd3fbb12c9b6759c16db6d69c0b03da, < e26b6d39270f5eab0087453d9b544189a38c8564
LinuxLinux3.8

References

Timeline

Published
Feb 20, 2024
Last modified
Aug 15, 2026
NVD status
Modified

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CVE-2023-52436: High severity, CVSS 7.8 | Vulnix