CVE-2022-50402
drivers/md/md-bitmap: check the return value of md_bitmap_get_counter()
- 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- Where the record stands: published, rejected by its publisher, or superseded by another id.What do these mean?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: drivers/md/md-bitmap: check the return value of md_bitmap_get_counter() Check the return value of md_bitmap_get_counter() in case it returns NULL pointer, which will result in a null pointer dereference. v2: update the check to include other dereference
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
3.5
References 7
git.kernel.org
- stable/c/21e9aac9a74d30907d44bae0d24c036cb3819406
- stable/c/5d8d046f3dba939e74e2414f009df426700430ed
- stable/c/100caacfa0ed26e061954c90cdc835d42f709536
- stable/c/b621d17fe8b079574c773800148fb86907f3445d
- stable/c/ff3b7e12bc9f50de05c9d82b5b79e23e5be888f1
- stable/c/99bef41f8e8d1d52b5cb34f2f193f1346192752b
- stable/c/3bd548e5b819b8c0f2c9085de775c5c7bff9052f