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avcodec/ac3_parser: Check init_get_bits8() for failure 

Fixes: CID1420393 Unchecked return value

Sponsored-by: Sovereign Tech Fund
Reviewed-by: Lynne <dev@lynne.ee>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 63415168db)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2024-04-28 21:09:45 +02:00
parent ed652b3070
commit f18ee4d5a2
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GPG Key ID: B18E8928B3948D64
1 changed files with 3 additions and 1 deletions
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4
libavcodec/ac3_parser.c
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@ -179,7 +179,9 @@ int av_ac3_parse_header(const uint8_t *buf, size_t size,
AC3HeaderInfo hdr; AC3HeaderInfo hdr;
int err; int err;
init_get_bits8(&gb, buf, size); err = init_get_bits8(&gb, buf, size);
if (err < 0)
return AVERROR_INVALIDDATA;
err = ff_ac3_parse_header(&gb, &hdr); err = ff_ac3_parse_header(&gb, &hdr);
if (err < 0) if (err < 0)
return AVERROR_INVALIDDATA; return AVERROR_INVALIDDATA;