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author | Dan Carpenter <dan.carpenter@oracle.com> | 2018-09-22 15:46:48 +0200 |
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committer | David S. Miller <davem@davemloft.net> | 2018-10-02 07:34:14 +0200 |
commit | aeadd93f2b0a609f603ac33e574b97a9832d1b90 (patch) | |
tree | 32784e4248856c3d4ca4d65f413d4ef301fb3c06 /net/tipc/node.c | |
parent | Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/klasse... (diff) | |
download | linux-aeadd93f2b0a609f603ac33e574b97a9832d1b90.tar.xz linux-aeadd93f2b0a609f603ac33e574b97a9832d1b90.zip |
net: sched: act_ipt: check for underflow in __tcf_ipt_init()
If "td->u.target_size" is larger than sizeof(struct xt_entry_target) we
return -EINVAL. But we don't check whether it's smaller than
sizeof(struct xt_entry_target) and that could lead to an out of bounds
read.
Fixes: 7ba699c604ab ("[NET_SCHED]: Convert actions from rtnetlink to new netlink API")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/tipc/node.c')
0 files changed, 0 insertions, 0 deletions