CVE-2023-52436
f2fs: explicitly null-terminate the xattr list
- Published
- Last modified
- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean? →
- published
- Whether CISA lists it in its Known Exploited Vulnerabilities catalog: proof that attackers are using it.What do these mean? →
- Not listed in CISA KEV
- Whether working attack code is public (Exploit-DB, Metasploit, Nuclei or GitHub). Public code makes attacks easier.What do these mean? →
- None on Exploit-DB, Metasploit or GitHub
CISA's decision points: whether it is exploited, whether attacks can be automated, and how much control an attacker gets. Assessed (SSVC 2.0.3).What do these mean? →
- Exploitation: none
- Automatable: no
- Technical impact: partial
Summary
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.
Timeline
- CVE published
- CISA SSVC assessment
Exploitation: none · Automatable: no · Technical impact: partial
- Record last updated
Affected versions
- Linux Linux
Version range not reported
- Linux Linux
3.8
References 8
git.kernel.org
- stable/c/16ae3132ff7746894894927c1892493693b89135
- stable/c/12cf91e23b126718a96b914f949f2cdfeadc7b2a
- stable/c/3e47740091b05ac8d7836a33afd8646b6863ca52
- stable/c/32a6cfc67675ee96fe107aeed5af9776fec63f11
- stable/c/5de9e9dd1828db9b8b962f7ca42548bd596deb8a
- stable/c/2525d1ba225b5c167162fa344013c408e8b4de36
- stable/c/f6c30bfe5a49bc38cae985083a11016800708fea
- stable/c/e26b6d39270f5eab0087453d9b544189a38c8564