CVE-2024-27417 Information

Description

In the Linux kernel the following vulnerability has been resolved:

ipv6: fix potential \struct net\ leak in inet6_rtm_getaddr()

It seems that if userspace provides a correct IFA_TARGET_NETNSID value but no IFA_ADDRESS and IFA_LOCAL attributes inet6_rtm_getaddr() returns -EINVAL with an elevated \struct net\ refcount.

Reference

https://git.kernel.org/stable/c/9d4ffb5b9d879a75e4f7460e8b10e756b4dfb132 https://git.kernel.org/stable/c/810fa7d5e5202fcfb22720304b755f1bdfd4c174 https://git.kernel.org/stable/c/8a54834c03c30e549c33d5da0975f3e1454ec906 https://git.kernel.org/stable/c/1b0998fdd85776775d975d0024bca227597e836a https://git.kernel.org/stable/c/44112bc5c74e64f28f5a9127dc34066c7a09bd0f https://git.kernel.org/stable/c/33a1b6bfef6def2068c8703403759024ce17053e https://git.kernel.org/stable/c/10bfd453da64a057bcfd1a49fb6b271c48653cdb