From: Eric Sesterhenn <[email protected]> Add missing counter decrement to prevent out of bounds memory read.
Signed-off-by: Eric Sesterhenn <[email protected]> Acked-by: Florian Westphal <[email protected]> Signed-off-by: Pablo Neira Ayuso <[email protected]> --- net/netfilter/nf_conntrack_h323_asn1.c | 1 + 1 file changed, 1 insertion(+) diff --git a/net/netfilter/nf_conntrack_h323_asn1.c b/net/netfilter/nf_conntrack_h323_asn1.c index 7831aa1effc9..cf1bf2605c10 100644 --- a/net/netfilter/nf_conntrack_h323_asn1.c +++ b/net/netfilter/nf_conntrack_h323_asn1.c @@ -877,6 +877,7 @@ int DecodeQ931(unsigned char *buf, size_t sz, Q931 *q931) if (sz < 1) break; len = *p++; + sz--; if (sz < len) break; p += len; -- 2.11.0
