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| author | Michael Niedermayer <michael@niedermayer.cc> | 2024-08-11 23:15:32 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2025-01-01 20:31:08 +0100 |
| commit | 7eeeda703b599847aa89c7c08bb433d0b3da9590 (patch) | |
| tree | d1dc87319f44913f46a6dd54d84fe3e0829caab8 | |
| parent | 4c62cbcae2612acbc7ab5e8a7e7815674a6e8df4 (diff) | |
| download | ffmpeg-7eeeda703b599847aa89c7c08bb433d0b3da9590.tar.gz | |
avcodec/hapdec: Clear tex buffer
The code following makes no attempt to initialize all of the buffer
Fixes: use of uninitialized value
Fixes: 70980/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HAP_fuzzer-5329909059223552
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavcodec/hapdec.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/libavcodec/hapdec.c b/libavcodec/hapdec.c index 918eff7876..70bf592f2a 100644 --- a/libavcodec/hapdec.c +++ b/libavcodec/hapdec.c @@ -310,6 +310,7 @@ static int hap_decode(AVCodecContext *avctx, AVFrame *frame, ret = av_reallocp(&ctx->tex_buf, ctx->tex_size); if (ret < 0) return ret; + memset(ctx->tex_buf, 0, ctx->tex_size); avctx->execute2(avctx, decompress_chunks_thread, NULL, ctx->chunk_results, ctx->chunk_count); |