From a61d1909729caa9c04cecb3a28efd71bc7f433f8 Mon Sep 17 00:00:00 2001 From: Kyle Schwarz Date: Sat, 26 Jun 2021 21:10:43 -0400 Subject: [PATCH] libavformat/rtpdec_rfc4175: Check for zero pgroup before mod Signed-off-by: Kyle Schwarz --- libavformat/rtpdec_rfc4175.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavformat/rtpdec_rfc4175.c b/libavformat/rtpdec_rfc4175.c index e9c62c1389..4daff4da5a 100644 --- a/libavformat/rtpdec_rfc4175.c +++ b/libavformat/rtpdec_rfc4175.c @@ -199,7 +199,7 @@ static int rfc4175_handle_packet(AVFormatContext *ctx, PayloadContext *data, cont = headers[4] & 0x80; headers += 6; - if (length % data->pgroup) + if (!data->pgroup || length % data->pgroup) return AVERROR_INVALIDDATA; if (length > payload_len)