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-rw-r--r--net/ipv4/ping.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/ping.c b/net/ipv4/ping.c
index 93fbd72..02743c2 100644
--- a/net/ipv4/ping.c
+++ b/net/ipv4/ping.c
@@ -641,7 +641,7 @@ int ping_common_sendmsg(int family, struct msghdr *msg, size_t len,
void *user_icmph, size_t icmph_len) {
u8 type, code;
- if (len > 0xFFFF)
+ if (len > 0xFFFF || len < icmph_len)
return -EMSGSIZE;
/*