drivers/md/md-bitmap: check the return value of md_bitmap_get_counter()
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
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
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
05 / REFERENCES
Further evidence
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- https://git.kernel.org/stable/c/100caacfa0ed26e061954c90cdc835d42f709536
- https://git.kernel.org/stable/c/21e9aac9a74d30907d44bae0d24c036cb3819406
- https://git.kernel.org/stable/c/3bd548e5b819b8c0f2c9085de775c5c7bff9052f
- https://git.kernel.org/stable/c/5d8d046f3dba939e74e2414f009df426700430ed
- https://git.kernel.org/stable/c/99bef41f8e8d1d52b5cb34f2f193f1346192752b
- https://git.kernel.org/stable/c/b621d17fe8b079574c773800148fb86907f3445d
- https://git.kernel.org/stable/c/ff3b7e12bc9f50de05c9d82b5b79e23e5be888f1
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50402.json
- https://nvd.nist.gov/vuln/detail/CVE-2022-50402