Description
In the Linux kernel, the following vulnerability has been resolved: tcp_metrics: use dst_dev_net_rcu() Replace three dst_dev() with a lockdep enabled helper.
References5
- git.kernel.org/stable/c/07613a95326ebad2d1b88d883cd72546025a4f3e
- git.kernel.org/stable/c/23261817e955ebeb91d7c5c667d09fa415eb88b4
- git.kernel.org/stable/c/4b89397807eb04986427c4786d065e9442834ad4
- git.kernel.org/stable/c/50c127a69cd6285300931853b352a1918cfa180f
- git.kernel.org/stable/c/7012bea5622396b37566fbdc059f7c6a6c279d74
Metrics
- CVSS 3.1
-
8.1
HIGH
Score source: CNA
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H - EPSS — exploit probability
- 0% percentile: 43 · as of 10 November 2026
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.