GHSA-g35w-4vfx-hjpgCriticalCVSS 9.8

In the Linux kernel, the following vulnerability has been resolved: ipv4: start using...

Published
October 28, 2025
Last Modified
July 30, 2026

🔗 CVE IDs covered (1)

CVE-2025-40074 →

📋 Description

In the Linux kernel, the following vulnerability has been resolved:

ipv4: start using dst_dev_rcu()

Change icmpv4_xrlim_allow(), ip_defrag() to prevent possible UAF.

Change ipmr_prepare_xmit(), ipmr_queue_fwd_xmit(), ip_mr_output(), ipv4_neigh_lookup() to use lockdep enabled dst_dev_rcu().

🔗 References (4)