From d5422a14e2a84e4feb7124c7e4d1950fdae697aa Mon Sep 17 00:00:00 2001 From: Thierry Foucu Date: Thu, 4 Jun 2020 13:03:00 -0700 Subject: libavcodec/png_parser.c: fix a use_of_uninitialized_value in target_dec_fuzzer. 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. Signed-off-by: Michael Niedermayer --- 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; -- cgit v1.2.3