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Code Issues Releases Activity

lavc/mjpegdec: Fix decoding images with Adobe_CM tag.

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Fixes ticket #5267.
This commit is contained in:
Carl Eugen Hoyos 2016-02-25 13:26:13 +01:00
parent 03af008e21
commit 0f31d401c3
1 changed files with 5 additions and 1 deletions
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6
libavcodec/mjpegdec.c
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@ -1677,7 +1677,11 @@ static int mjpeg_decode_app(MJpegDecodeContext *s)
goto out; goto out;
} }
if (id == AV_RB32("Adob") && (get_bits(&s->gb, 8) == 'e')) { if ( id == AV_RB32("Adob")
&& len >= 7
&& show_bits(&s->gb, 8) == 'e'
&& show_bits_long(&s->gb, 32) != AV_RB32("e_CM")) {
skip_bits(&s->gb, 8); /* 'e' */
skip_bits(&s->gb, 16); /* version */ skip_bits(&s->gb, 16); /* version */
skip_bits(&s->gb, 16); /* flags0 */ skip_bits(&s->gb, 16); /* flags0 */
skip_bits(&s->gb, 16); /* flags1 */ skip_bits(&s->gb, 16); /* flags1 */