The branch main has been updated by markj:
URL:
https://cgit.FreeBSD.org/src/commit/?id=501159696cb5204d94d03393e4bc5d82f2e348e6
commit 501159696cb5204d94d03393e4bc5d82f2e348e6
Author: Mark Johnston <ma...@freebsd.org>
AuthorDate: 2021-01-08 18:32:04 +0000
Commit: Mark Johnston <ma...@freebsd.org>
CommitDate: 2021-01-08 18:32:04 +0000
igmp: Avoid leaking mbuf when source validation fails
PR: 252504
Submitted by: Panagiotis Tsolakos <panagiotis.tsola...@gmail.com>
MFC after: 3 days
---
sys/netinet/igmp.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/sys/netinet/igmp.c b/sys/netinet/igmp.c
index ce4dc1c57842..21bce1ff885a 100644
--- a/sys/netinet/igmp.c
+++ b/sys/netinet/igmp.c
@@ -1589,6 +1589,7 @@ igmp_input(struct mbuf **mp, int *offp, int proto)
if (nsrc * sizeof(in_addr_t) >
UINT16_MAX - iphlen - IGMP_V3_QUERY_MINLEN)
{
IGMPSTAT_INC(igps_rcv_tooshort);
+ m_freem(m);
return (IPPROTO_DONE);
}
/*
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