]> git.baikalelectronics.ru Git - kernel.git/commit
projects / kernel.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: 89cac29) | patch
net: ipv6: fix use after free of struct seg6_pernet_data
authorMichelleJin <shjy180909@gmail.com>
Sat, 2 Oct 2021 22:33:32 +0000 (22:33 +0000)
committerDavid S. Miller <davem@davemloft.net>
Mon, 4 Oct 2021 12:40:19 +0000 (13:40 +0100)
commitf60214d42508e7934302fcde7e4b74a573a760aa
tree302f93cb80d0f8e9e6d7fd9355f32ca6bd66aeactree | snapshot
parent89cac2989ac64b45868d277d1c5db6b626dc74b7commit | diff
net: ipv6: fix use after free of struct seg6_pernet_data

sdata->tun_src should be freed before sdata is freed
because sdata->tun_src is allocated after sdata allocation.
So, kfree(sdata) and kfree(rcu_dereference_raw(sdata->tun_src)) are
changed code order.

Fixes: c680330e35c0 ("net: ipv6: check return value of rhashtable_init")
Signed-off-by: MichelleJin <shjy180909@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/ipv6/seg6.c diff | blob | history
Linux Kernel Source Tree.