diff options
Diffstat (limited to 'libavformat/srtp.c')
| -rw-r--r-- | libavformat/srtp.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/libavformat/srtp.c b/libavformat/srtp.c index 192285fc98..d826b4e9bc 100644 --- a/libavformat/srtp.c +++ b/libavformat/srtp.c @@ -243,8 +243,8 @@ int ff_srtp_encrypt(struct SRTPContext *s, const uint8_t *in, int len, int rtcp, hmac_size, padding; uint8_t *buf; - if (len < 12) - return 0; + if (len < 8) + return AVERROR_INVALIDDATA; rtcp = RTP_PT_IS_RTCP(in[1]); hmac_size = rtcp ? s->rtcp_hmac_size : s->rtp_hmac_size; @@ -267,6 +267,10 @@ int ff_srtp_encrypt(struct SRTPContext *s, const uint8_t *in, int len, } else { int ext, csrc; int seq = AV_RB16(buf + 2); + + if (len < 12) + return AVERROR_INVALIDDATA; + ssrc = AV_RB32(buf + 8); if (seq < s->seq_largest) |