On 11/5/2022 5:16 PM, Michael Niedermayer wrote:
Fixes: null pointer dereference
Fixes:
52155/clusterfuzz-testcase-minimized-ffmpeg_BSF_DTS2PTS_fuzzer-5760107527143424
Found-by: continuous fuzzing process
https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc>
---
libavcodec/dts2pts_bsf.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/libavcodec/dts2pts_bsf.c b/libavcodec/dts2pts_bsf.c
index bf20b1ec8a..8142562d2c 100644
--- a/libavcodec/dts2pts_bsf.c
+++ b/libavcodec/dts2pts_bsf.c
@@ -505,7 +505,8 @@ static void dts2pts_flush(AVBSFContext *ctx)
s->root = NULL;
ff_cbs_fragment_reset(&s->au);
- ff_cbs_flush(s->cbc);
+ if (s->cbc)
+ ff_cbs_flush(s->cbc);
}
static void dts2pts_close(AVBSFContext *ctx)
Should be ok.
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