CVE-2025-37789
Medium
Elevated severity or exploit probability.
CVSS base
7.8
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS — probability of exploitation (30 days)
0.2%
11.2th percentile
CISA KEV
Not listed
Weakness / dates
—
Published 2025-05-01 · modified 2026-07-30
CVSS breakdown
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/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 | H | High |
| Availability | H | High |
Timeline
- 2025-05-01 — Published (NVD)
- 2026-07-30 — Last modified (NVD)
Description
In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: fix nested key length validation in the set() action It's not safe to access nla_len(ovs_key) if the data is smaller than the netlink header. Check that the attribute is OK first.
Affected
References
- https://git.kernel.org/stable/c/03d7262dd53e8c404da35cc81aaa887fd901f76b
- https://git.kernel.org/stable/c/1489c195c8eecd262aa6712761ba5288203e28ec
- https://git.kernel.org/stable/c/54c6957d1123a2032099b9eab51c314800f677ce
- https://git.kernel.org/stable/c/65d91192aa66f05710cfddf6a14b5a25ee554dba
- https://git.kernel.org/stable/c/7fcaec0b2ab8fa5fbf0b45e5512364a168f445bd
- https://git.kernel.org/stable/c/824a7c2df5127b2402b68a21a265d413e78dcad7
- https://git.kernel.org/stable/c/a27526e6b48eee9e2d82efff502c4f272f1a91d4
- https://git.kernel.org/stable/c/be80768d4f3b6fd13f421451cc3fee8778aba8bc
- https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html
- https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html