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(parent: 438127d) | patch
netfilter: ipt_ULOG: fix info leaks
authorMathias Krause <minipli@googlemail.com>
Mon, 30 Sep 2013 20:05:08 +0000 (22:05 +0200)
committerBen Hutchings <ben@decadent.org.uk>
Wed, 6 Aug 2014 17:07:40 +0000 (18:07 +0100)
commit0368fea2438c346e753aa37606688c421ba11c4b
tree50490585b9de61e6966dd028b79e687a83c70892tree
parent438127dd5b66029f904e96900d0f90b1c5a80bf9commit | diff
netfilter: ipt_ULOG: fix info leaks

commit 278f2b3e2af5f32ea1afe34fa12a2518153e6e49 upstream.

The ulog messages leak heap bytes by the means of padding bytes and
incompletely filled string arrays. Fix those by memset(0)'ing the
whole struct before filling it.

Signed-off-by: Mathias Krause <minipli@googlemail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
[bwh: Backported to 3.2: adjust context]
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
net/ipv4/netfilter/ipt_ULOG.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git