From: Aurelien David <aurelien.david@telecom-paristech.fr>
Date: Fri, 10 Feb 2023 14:36:49 +0000 (+0100)
Subject: [PATCH] av1: flush samples on parse error (#2387)
X-Git-Tag: archive/raspbian/1.0.1+dfsg1-4+rpi1+deb11u3^2~13
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=51168fe5b7a318d8e4de5501d341f0a9be566342;p=gpac.git

[PATCH] av1: flush samples on parse error (#2387)


Gbp-Pq: Name CVE-2023-1449.patch
---

diff --git a/src/filters/reframe_av1.c b/src/filters/reframe_av1.c
index 67eaa74..be7d86c 100644
--- a/src/filters/reframe_av1.c
+++ b/src/filters/reframe_av1.c
@@ -720,7 +720,7 @@ static GF_Err av1dmx_parse_flush_sample(GF_Filter *filter, GF_AV1DmxCtx *ctx)
 
 	if (!ctx->opid)
 		return GF_NON_COMPLIANT_BITSTREAM;
-		
+
 	gf_bs_get_content_no_truncate(ctx->state.bs, &ctx->state.frame_obus, &pck_size, &ctx->state.frame_obus_alloc);
 
 	if (!pck_size) {
@@ -804,7 +804,12 @@ GF_Err av1dmx_parse_av1(GF_Filter *filter, GF_AV1DmxCtx *ctx)
 	//check pid state
 	av1dmx_check_pid(filter, ctx);
 
-	if (e) return e;
+	if (e) {
+		if (e!=GF_EOS && e!=GF_BUFFER_TOO_SMALL) {
+			av1dmx_parse_flush_sample(filter, ctx);
+		}
+		return e;
+	}
 
 
 	if (!ctx->opid) {
@@ -1114,4 +1119,3 @@ const GF_FilterRegister *av1dmx_register(GF_FilterSession *session)
 	return NULL;
 }
 #endif // GPAC_DISABLE_AV_PARSERS
-