ffmpeg | branch: master | Michael Niedermayer <[email protected]> | Sat Jul 24 18:18:23 2021 +0200| [54b798638e68dcebed5c42a216b403004a97f73e] | committer: Michael Niedermayer
tools/target_dec_fuzzer: Fix extradata duplication Fixes: out of array access Fixes: 36340/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MPEG4_fuzzer-5872546875572224.fuzz Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <[email protected]> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=54b798638e68dcebed5c42a216b403004a97f73e --- tools/target_dec_fuzzer.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/target_dec_fuzzer.c b/tools/target_dec_fuzzer.c index 3e7689b7ec..843b447f83 100644 --- a/tools/target_dec_fuzzer.c +++ b/tools/target_dec_fuzzer.c @@ -317,7 +317,7 @@ int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) { } parser_avctx->codec_id = ctx->codec_id; parser_avctx->extradata_size = ctx->extradata_size; - parser_avctx->extradata = av_memdup(ctx->extradata, ctx->extradata_size); + parser_avctx->extradata = ctx->extradata ? av_memdup(ctx->extradata, ctx->extradata_size + AV_INPUT_BUFFER_PADDING_SIZE) : NULL; int got_frame; _______________________________________________ ffmpeg-cvslog mailing list [email protected] https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
