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| author | Eric Dumazet <[email protected]> | 2024-08-20 16:08:59 +0000 |
|---|---|---|
| committer | Jakub Kicinski <[email protected]> | 2024-08-21 17:35:49 -0700 |
| commit | 2d5ff7e339d04622d8282661df36151906d0e1c7 (patch) | |
| tree | 7c555df7e6e3d2e51519885f279a1e6c41a080fe /scripts/rustdoc_test_builder.rs | |
| parent | da273b377ae0d9bd255281ed3c2adb228321687b (diff) | |
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.
Fixes: 0c9f227bee11 ("ipv6: use skb_expand_head in ip6_xmit")
Signed-off-by: Eric Dumazet <[email protected]>
Cc: Vasily Averin <[email protected]>
Reviewed-by: David Ahern <[email protected]>
Link: https://patch.msgid.link/[email protected]
Signed-off-by: Jakub Kicinski <[email protected]>
Diffstat (limited to 'scripts/rustdoc_test_builder.rs')
0 files changed, 0 insertions, 0 deletions