Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 3.3, < 5.4.293 |
| Debian | Debian Linux | 11.0 |
References
- https://git.kernel.org/stable/c/03d7262dd53e8c404da35cc81aaa887fd901f76bPatch
- https://git.kernel.org/stable/c/1489c195c8eecd262aa6712761ba5288203e28ecPatch
- https://git.kernel.org/stable/c/54c6957d1123a2032099b9eab51c314800f677cePatch
- https://git.kernel.org/stable/c/65d91192aa66f05710cfddf6a14b5a25ee554dbaPatch
- https://git.kernel.org/stable/c/7fcaec0b2ab8fa5fbf0b45e5512364a168f445bdPatch
- https://git.kernel.org/stable/c/824a7c2df5127b2402b68a21a265d413e78dcad7Patch
- https://git.kernel.org/stable/c/a27526e6b48eee9e2d82efff502c4f272f1a91d4Patch
- https://git.kernel.org/stable/c/be80768d4f3b6fd13f421451cc3fee8778aba8bcPatch
- https://lists.debian.org/debian-lts-announce/2025/05/msg00030.htmlMailing ListThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2025/05/msg00045.htmlMailing ListThird Party Advisory
FAQ
What is CVE-2025-37789?
CVE-2025-37789 is a vulnerability with a CVSS score of 7.8 (HIGH). 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 sma...
How severe is CVE-2025-37789?
CVE-2025-37789 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-37789?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Debian Debian Linux.