31 lines
870 B
Diff
31 lines
870 B
Diff
From 98461501f4272822c310e18d74d5dc3e4b51631f Mon Sep 17 00:00:00 2001
|
|
From: maryam ebrahimzadeh <me22bee@outlook.com>
|
|
Date: Tue, 2 Jul 2024 15:50:54 +0800
|
|
Subject: [PATCH] CVE-2021-38171
|
|
|
|
---
|
|
libavformat/adtsenc.c | 6 ++++--
|
|
1 file changed, 4 insertions(+), 2 deletions(-)
|
|
|
|
diff --git a/libavformat/adtsenc.c b/libavformat/adtsenc.c
|
|
index 3c2840c..3807d67 100644
|
|
--- a/libavformat/adtsenc.c
|
|
+++ b/libavformat/adtsenc.c
|
|
@@ -50,9 +50,11 @@ static int adts_decode_extradata(AVFormatContext *s, ADTSContext *adts, const ui
|
|
GetBitContext gb;
|
|
PutBitContext pb;
|
|
MPEG4AudioConfig m4ac;
|
|
- int off;
|
|
+ int off, ret;
|
|
|
|
- init_get_bits(&gb, buf, size * 8);
|
|
+ ret = init_get_bits8(&gb, buf, size);
|
|
+ if (ret < 0)
|
|
+ return ret;
|
|
off = avpriv_mpeg4audio_get_config(&m4ac, buf, size * 8, 1);
|
|
if (off < 0)
|
|
return off;
|
|
--
|
|
2.43.0
|
|
|