CVE-2022-3621
Linux Kernel nilfs2 inode.c nilfs_bmap_lookup_at_level null pointer dereference
- State
- Published
- Severity
- 4.3 Medium
- Published
- Oct 20, 2022
- Updated
- Oct 14, 2026
- Reserved
- Oct 20, 2022
Description
A vulnerability was found in Linux Kernel. It has been classified as problematic. Affected is the function nilfs_bmap_lookup_at_level of the file fs/nilfs2/inode.c of the component nilfs2. The manipulation leads to null pointer dereference. It is possible to launch the attack remotely. It is recommended to apply a patch to fix this issue. The identifier of this vulnerability is VDB-211920.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 4.3 Medium | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L | VulDB |
Weaknesses
- CWE-404 Denial of Service -> CWE-476 NULL Pointer Dereference
Affected Products
| Product | Versions |
|---|---|
KernelLinux |
|
References
- https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git/commit/?id=21a87d88c2253350e115029f14fe2a10a7e6c856
- https://vuldb.com/?id.211920
- [debian-lts-announce] 20221101 [SECURITY] [DLA 3173-1] linux-5.10 security updatemailing-list
- [debian-lts-announce] 20221223 [SECURITY] [DLA 3245-1] linux security updatemailing-list
- https://cert-portal.siemens.com/productcert/html/ssa-794697.html
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