CVE-2025-68188

medium

Description

In the Linux kernel, the following vulnerability has been resolved: tcp: use dst_dev_rcu() in tcp_fastopen_active_disable_ofo_check() Use RCU to avoid a pair of atomic operations and a potential UAF on dst_dev()->flags.

References

https://git.kernel.org/stable/c/bc2b881a0896c111c1041d8bb1f92a3b3873ace5

https://git.kernel.org/stable/c/b62a59c18b692f892dcb8109c1c2e653b2abc95c

https://git.kernel.org/stable/c/06da08d9355bf8e2070459bbedbe372ccc02cc0e

https://euvd.enisa.europa.eu/vulnerability/EUVD-2025-203708

Details

Source: Mitre, NVD

Published: 2025-12-16

Updated: 2026-04-15

Risk Information

CVSS v2

Base Score: 5.5

Vector: CVSS2#AV:L/AC:H/Au:S/C:C/I:N/A:C

Severity: Medium

CVSS v3

Base Score: 6.3

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