From 694d9d53685333771823285457bdd1ef1480eafc Mon Sep 17 00:00:00 2001 From: Marton Balint Date: Sun, 17 Feb 2019 00:21:09 +0100 Subject: [PATCH] avcodec/get_bits: add assertion to limit ouptut value of get_bits Should fix the following Coverity false positives: Coverity CID #1415651. Coverity CID #1420392. Coverity CID #1420473. Coverity CID #1433770. Coverity CID #1435320. Coverity CID #1439573. Coverity CID #1439580. Coverity CID #1439588. Signed-off-by: Marton Balint --- libavcodec/get_bits.h | 1 + 1 file changed, 1 insertion(+) diff --git a/libavcodec/get_bits.h b/libavcodec/get_bits.h index 2e2adc29c2..c2f267186e 100644 --- a/libavcodec/get_bits.h +++ b/libavcodec/get_bits.h @@ -403,6 +403,7 @@ static inline unsigned int get_bits(GetBitContext *s, int n) LAST_SKIP_BITS(re, s, n); CLOSE_READER(re, s); #endif + av_assert2(tmp < UINT64_C(1) << n); return tmp; }