CVE-2022-48654
Medium
Elevated severity or exploit probability.
CVSS base
7.1
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
EPSS — probability of exploitation (30 days)
0.2%
15.9th percentile
CISA KEV
Not listed
Weakness / dates
CWE-908
Published 2024-04-28 · modified 2026-08-04
CVSS breakdown
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
| Attack Vector | L | Local |
| Attack Complexity | L | Low |
| Privileges Required | L | Low |
| User Interaction | N | None |
| Scope | U | Unchanged |
| Confidentiality | H | High |
| Integrity | N | None |
| Availability | H | High |
Timeline
- 2024-04-28 — Published (NVD)
- 2026-08-04 — Last modified (NVD)
Description
In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnetlink_osf: fix possible bogus match in nf_osf_find() nf_osf_find() incorrectly returns true on mismatch, this leads to copying uninitialized memory area in nft_osf which can be used to leak stale kernel stack data to userspace.
Affected
References
- https://git.kernel.org/stable/c/559c36c5a8d730c49ef805a72b213d3bba155cc8
- https://git.kernel.org/stable/c/5d75fef3e61e797fab5c3fbba88caa74ab92ad47
- https://git.kernel.org/stable/c/633c81c0449663f57d4138326d036dc6cfad674e
- https://git.kernel.org/stable/c/721ea8ac063d70c2078c4e762212705de6151764
- https://git.kernel.org/stable/c/816eab147e5c6f6621922b8515ad9010ceb1735e
- https://git.kernel.org/stable/c/559c36c5a8d730c49ef805a72b213d3bba155cc8
- https://git.kernel.org/stable/c/5d75fef3e61e797fab5c3fbba88caa74ab92ad47
- https://git.kernel.org/stable/c/633c81c0449663f57d4138326d036dc6cfad674e
- https://git.kernel.org/stable/c/721ea8ac063d70c2078c4e762212705de6151764
- https://git.kernel.org/stable/c/816eab147e5c6f6621922b8515ad9010ceb1735e