CVE-2023-52436: f2fs: explicitly null-terminate the xattr list
First published: Tue Feb 20 2024(Updated: )
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.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Linux kernel | <4.19.306 | |
| Linux Linux kernel | >=4.20.0<5.4.268 | |
| Linux Linux kernel | >=5.5.0<5.10.209 | |
| Linux Linux kernel | >=5.11.0<5.15.148 | |
| Linux Linux kernel | >=5.16.0<6.1.74 | |
| Linux Linux kernel | >=6.2.0<6.6.13 | |
| Linux Linux kernel | >=6.7.0<6.7.1 | |
| debian/linux | 5.10.223-1 5.10.226-1 6.1.115-1 6.1.112-1 6.11.7-1 6.11.9-1 |
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Reference Links
- https://git.kernel.org/stable/c/12cf91e23b126718a96b914f949f2cdfeadc7b2a
- https://git.kernel.org/stable/c/16ae3132ff7746894894927c1892493693b89135
- https://git.kernel.org/stable/c/2525d1ba225b5c167162fa344013c408e8b4de36
- https://git.kernel.org/stable/c/32a6cfc67675ee96fe107aeed5af9776fec63f11
- https://git.kernel.org/stable/c/3e47740091b05ac8d7836a33afd8646b6863ca52
- https://git.kernel.org/stable/c/5de9e9dd1828db9b8b962f7ca42548bd596deb8a
- https://git.kernel.org/stable/c/e26b6d39270f5eab0087453d9b544189a38c8564
- https://git.kernel.org/stable/c/f6c30bfe5a49bc38cae985083a11016800708fea
- https://launchpad.net/bugs/cve/CVE-2023-52436
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-52436
- https://nvd.nist.gov/vuln/detail/CVE-2023-52436
- https://security-tracker.debian.org/tracker/CVE-2023-52436
- https://ubuntu.com/security/CVE-2023-52436
- https://git.kernel.org/linus/e26b6d39270f5eab0087453d9b544189a38c8564
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