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avcodec/cbs_av1: Avoid shift overflow

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Fixes: CID1465488 Unintentional integer overflow

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit d7924a4f60)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2024-05-01 21:44:33 +02:00
parent cc773eba6b
commit bc08dfdf5d
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1 changed files with 1 additions and 1 deletions
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libavcodec/cbs_av1.c
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@ -301,7 +301,7 @@ static int cbs_av1_write_increment(CodedBitstreamContext *ctx, PutBitContext *pb
return AVERROR(ENOSPC);
if (len > 0)
put_bits(pbc, len, (1 << len) - 1 - (value != range_max));
put_bits(pbc, len, (1U << len) - 1 - (value != range_max));
CBS_TRACE_WRITE_END_NO_SUBSCRIPTS();