CVE-2023-53861
ext4: correct grp validation in ext4_mb_good_group
- 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- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean?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
- Fix
- Fixed in 5.10.195, 5.15.132, 6.1.53, 6.4
- 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
Summary
In the Linux kernel, the following vulnerability has been resolved: ext4: correct grp validation in ext4_mb_good_group Group corruption check will access memory of grp and will trigger kernel crash if grp is NULL. So do NULL check before corruption check.
Timeline
- CVE published
- Record last updated
Affected versions
- Linux Linux
From 5.10.181 · fixed in 5.10.195; From 5.15.113 · fixed in 5.15.132; From 6.1.30 · fixed in 6.1.53; From 6.3.4 · fixed in 6.4
- Linux Linux
6.4