CVE-2025-40074

Critical · CVSS 9.8

CVSS: 9.8; nvd
EPSS: —
KEV: No
Class: oss containerizable

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().

Affected packages

Linux

Kernel

4.13.0 → 6.17.3

References

https://git.kernel.org/stable/c/6ad8de3cefdb6ffa6708b21c567df0dbf82c43a8
https://git.kernel.org/stable/c/923e0734c386984d45de508528a7a7ad91d791cc

Status: profiled · ingested 2026-07-30T12:00:00.000Z