CVE-2025-37998

In the Linux kernel, the following vulnerability has been resolved: openvswitch: Fix unsafe attribute parsing in output_userspace() This patch replaces the manual Netlink attribute iteration in output_userspace() with nla_for_each_nested(), which ensures that only well-formed attributes are processed.

CVSS 3.1

5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS

0.3% chance of exploitation in the next 30 days; higher than 18% of CVEs (scores of 2026-10-25)

Published

2025-05-29

Modified

2026-10-15

Record from

the NVD, synced 2026-10-19

Affected

• debian:debian_linux
• linux:linux_kernel

References

• https://git.kernel.org/stable/c/0236742bd959332181c1fcc41a05b7b709180501
• https://git.kernel.org/stable/c/06b4f110c79716c181a8c5da007c259807840232
• https://git.kernel.org/stable/c/47f7f00cf2fa3137d5c0416ef1a71bdf77901395
• https://git.kernel.org/stable/c/4fa672cbce9c86c3efb8621df1ae580d47813430
• https://git.kernel.org/stable/c/6712dc21506738f5f22b4f68b7c0d9e0df819dbd

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