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author | Francesco Ruggeri <fruggeri@aristanetworks.com> | 2016-01-06 08:18:48 (GMT) |
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committer | David S. Miller <davem@davemloft.net> | 2016-01-06 20:00:27 (GMT) |
commit | 07a5d38453599052aff0877b16bb9c1585f08609 (patch) | |
tree | 2e548a87ab4e08e97da4aabb6387f63d2cf06a98 /fs/fscache/netfs.c | |
parent | 73c20a8b7245273125cfe92c4b46e6fdb568a801 (diff) | |
download | linux-07a5d38453599052aff0877b16bb9c1585f08609.tar.xz |
net: possible use after free in dst_release
dst_release should not access dst->flags after decrementing
__refcnt to 0. The dst_entry may be in dst_busy_list and
dst_gc_task may dst_destroy it before dst_release gets a chance
to access dst->flags.
Fixes: d69bbf88c8d0 ("net: fix a race in dst_release()")
Fixes: 27b75c95f10d ("net: avoid RCU for NOCACHE dst")
Signed-off-by: Francesco Ruggeri <fruggeri@arista.com>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'fs/fscache/netfs.c')
0 files changed, 0 insertions, 0 deletions