Vulnerability CVE-2024-44985
Published: 2024-09-04

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

ipv6: prevent possible UAF in ip6_xmit()

If skb_expand_head() returns NULL, skb has been freed
and the associated dst/idev could also have been freed.

We must use rcu_read_lock() to prevent a possible UAF.

 References:
https://git.kernel.org/stable/c/975f764e96f71616b530e300c1bb2ac0ce0c2596
https://git.kernel.org/stable/c/38a21c026ed2cc7232414cb166efc1923f34af17
https://git.kernel.org/stable/c/124b428fe28064c809e4237b0b38e97200a8a4a8
https://git.kernel.org/stable/c/fc88d6c1f2895a5775795d82ec581afdff7661d1
https://git.kernel.org/stable/c/2d5ff7e339d04622d8282661df36151906d0e1c7
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