CVE-2025-40170 | BDVDB-2026-301795 Detail
LinuxLinux
Description#
In the Linux kernel, the following vulnerability has been resolved: net: use dst_dev_rcu() in sk_setup_caps() Use RCU to protect accesses to dst->dev from sk_setup_caps() and sk_dst_gso_max_size(). Also use dst_dev_rcu() in ip6_dst_mtu_maybe_forward(), and ip_dst_mtu_maybe_forward(). ip4_dst_hoplimit() can use dst_dev_net_rcu().
Impact#
Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: local.
Weaknesses#
No weakness recorded in the source data.
References#
- https://git.kernel.org/stable/c/13b0e14bfa7e6d506d8d6426b9e6d7feef01ded3
- https://git.kernel.org/stable/c/9f22b5f7f1a32f8bbcc82bf34e34ea63523fcd02
- https://git.kernel.org/stable/c/5d1be493d1110c9e720b4c51a6e587bb2fb4ac12
- https://git.kernel.org/stable/c/a805729c0091073d8f0415cfa96c7acd1bc17a48
- https://git.kernel.org/stable/c/99a2ace61b211b0be861b07fbaa062fca4b58879
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.