the target_dec_fuzzer is checking for the avpkt.data pointer but if the
png parser cannot combine the frame, the poutbuf is not set.
---
libavcodec/png_parser.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/libavcodec/png_parser.c b/libavcodec/png_parser.c
index 74f2964118..9ec8551a1b 100644
--- a/libavcodec/png_parser.c
+++ b/libavcodec/png_parser.c
@@ -45,6 +45,7 @@ static int png_parse(AVCodecParserContext *s, AVCodecContext
*avctx,
s->pict_type = AV_PICTURE_TYPE_NONE;
*poutbuf_size = 0;
+ *poutbuf = NULL;
if (!ppc->pc.frame_start_found) {
uint64_t state64 = ppc->pc.state64;
--
2.27.0.278.ge193c7cf3a9-goog
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