From: Michael Niedermayer <michael@niedermayer.cc>
To: FFmpeg development discussions and patches <ffmpeg-devel@ffmpeg.org>
Subject: [FFmpeg-devel] [PATCH 1/8] avcodec/apac: Clean padding space
Date: Sun, 4 Aug 2024 22:53:02 +0200
Message-ID: <20240804205309.1978196-1-michael@niedermayer.cc> (raw)
Fixes: use-of-uninitialized-value
Fixes: 70842/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_APAC_fuzzer-5758325067677696
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
---
libavcodec/apac.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/libavcodec/apac.c b/libavcodec/apac.c
index f740fb5553b..068ad095300 100644
--- a/libavcodec/apac.c
+++ b/libavcodec/apac.c
@@ -159,6 +159,7 @@ static int apac_decode(AVCodecContext *avctx, AVFrame *frame,
buf = &s->bitstream[s->bitstream_index];
buf_size += s->bitstream_size;
s->bitstream_size = buf_size;
+ memset(buf + buf_size, 0, AV_INPUT_BUFFER_PADDING_SIZE);
frame->nb_samples = s->bitstream_size * 16 * 8;
if ((ret = ff_get_buffer(avctx, frame, 0)) < 0)
--
2.45.2
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next reply other threads:[~2024-08-04 20:53 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-08-04 20:53 Michael Niedermayer [this message]
2024-08-04 20:53 ` [FFmpeg-devel] [PATCH 2/8] avformat/mpeg: Check an avio_read() for failure Michael Niedermayer
2024-08-04 20:53 ` [FFmpeg-devel] [PATCH 3/8] avformat/img2dec: Clear padding data after EOF Michael Niedermayer
2024-08-05 0:10 ` Kacper Michajlow
2024-08-05 19:40 ` Michael Niedermayer
2024-08-04 20:53 ` [FFmpeg-devel] [PATCH 4/8] avcodec/parser: clear padding in combine frame Michael Niedermayer
2024-08-05 0:02 ` Kacper Michajlow
2024-08-05 19:43 ` Michael Niedermayer
2024-08-04 20:53 ` [FFmpeg-devel] [PATCH 5/8] avcodec/shorten: clear padding Michael Niedermayer
2024-08-04 20:53 ` [FFmpeg-devel] [PATCH 6/8] avcodec/vc1dec: Clear mb_type_base and ttblk_base Michael Niedermayer
2024-08-04 20:53 ` [FFmpeg-devel] [PATCH 7/8] avcodec/aic: Clear slice_data Michael Niedermayer
2024-08-04 20:53 ` [FFmpeg-devel] [PATCH 8/8] avcodec/alsdec: clear last_acf_mantissa Michael Niedermayer
2024-08-14 15:10 ` [FFmpeg-devel] [PATCH 1/8] avcodec/apac: Clean padding space Michael Niedermayer
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