CVE-2024-35857 | BDVDB-2026-236403 Detail
LinuxLinux
Description#
In the Linux kernel, the following vulnerability has been resolved: icmp: prevent possible NULL dereferences from icmp_build_probe() First problem is a double call to __in_dev_get_rcu(), because the second one could return NULL. if (__in_dev_get_rcu(dev) && __in_dev_get_rcu(dev)->ifa_list) Second problem is a read from dev->ip6_ptr with no NULL check: if (!list_empty(&rcu_dereference(dev->ip6_ptr)->addr_list)) Use the correct RCU API to fix these. v2: add missing include <net/addrconf.h>
Impact#
Per CVSS v3.1: confidentiality impact none, integrity impact none, availability impact high. Attack vector: network.
Weaknesses#
- CWE-476 NULL Pointer Dereference
References#
- https://git.kernel.org/stable/c/23b7ee4a8d559bf38eac7ce5bb2f6ebf76f9c401
- https://git.kernel.org/stable/c/599c9ad5e1d43f5c12d869f5fd406ba5d8c55270
- https://git.kernel.org/stable/c/d68dc711d84fdcf698e5d45308c3ddeede586350
- https://git.kernel.org/stable/c/3e2979bf080c40da4f7c93aff8575ab8bc62b767
- https://git.kernel.org/stable/c/c58e88d49097bd12dfcfef4f075b43f5d5830941
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.