CVE-2022-50205
ext2: Add more validity checks for inode counts
- 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- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean?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
Summary
In the Linux kernel, the following vulnerability has been resolved: ext2: Add more validity checks for inode counts Add checks verifying number of inodes stored in the superblock matches the number computed from number of inodes per group. Also verify we have at least one block worth of inodes per group. This prevents crashes on corrupted filesystems.
Timeline
- CVE published
- Record last updated
Affected versions
- Linux Linux
Version range not reported
- Linux Linux
2.6.12
References 8
git.kernel.org
- stable/c/0bcdc31094a12b4baf59e241feabc9787cf635fa
- stable/c/07303a9abe3a997d9864fb4315e34b5acfe8fc25
- stable/c/b3f423683818cfe15de14d5d9dff44148ff16bbf
- stable/c/d08bb199a406424a8ed0009efdf41710e6d849ee
- stable/c/96b18d3a1be0354ccce43f0ef61b5a3d7e432552
- stable/c/7a48fdc88a3c35e046a6a0a38eba00f21c65b16e
- stable/c/5e63c5fe9123fa76ffaeff26c211308736ec3a07
- stable/c/fa78f336937240d1bc598db817d638086060e7e9