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From: Michael Niedermayer <michael@niedermayer.cc>
To: FFmpeg development discussions and patches <ffmpeg-devel@ffmpeg.org>
Subject: [FFmpeg-devel] [PATCH 03/15] avcodec/dxv: Fix type in get_opcodes()
Date: Fri,  5 Jul 2024 02:21:44 +0200
Message-ID: <20240705002156.1964272-3-michael@niedermayer.cc> (raw)
In-Reply-To: <20240705002156.1964272-1-michael@niedermayer.cc>

Found by code review related to CID1604386 Overflowed constant

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
---
 libavcodec/dxv.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavcodec/dxv.c b/libavcodec/dxv.c
index 7c873a3e922..ba23222727f 100644
--- a/libavcodec/dxv.c
+++ b/libavcodec/dxv.c
@@ -240,7 +240,7 @@ static int get_opcodes(GetByteContext *gb, uint32_t *table, uint8_t *dst, int op
 
     size_in_bits = bytestream2_get_le32(gb);
     endoffset = ((size_in_bits + 7) >> 3) - 4;
-    if (endoffset <= 0 || bytestream2_get_bytes_left(gb) < endoffset)
+    if ((int)endoffset <= 0 || bytestream2_get_bytes_left(gb) < endoffset)
         return AVERROR_INVALIDDATA;
 
     offset = endoffset;
-- 
2.45.2

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  parent reply	other threads:[~2024-07-05  0:22 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-07-05  0:21 [FFmpeg-devel] [PATCH 01/15] avcodec/xsubdec: Check parse_timecode() Michael Niedermayer
2024-07-05  0:21 ` [FFmpeg-devel] [PATCH 02/15] avcodec/cri: Check length Michael Niedermayer
2024-07-05  0:21 ` Michael Niedermayer [this message]
2024-07-05  0:21 ` [FFmpeg-devel] [PATCH 04/15] avcodec/golomb: Document return for get_ur_golomb_jpegls() and get_sr_golomb_flac() Michael Niedermayer
2024-07-05  0:21 ` [FFmpeg-devel] [PATCH 05/15] avcodec/golomb: Assert that k is in the supported range for get_ur/sr_golomb() Michael Niedermayer
2024-07-05  0:21 ` [FFmpeg-devel] [PATCH 06/15] avcodec/hw_base_encode: Simplify EOF check Michael Niedermayer
2024-07-05  0:21 ` [FFmpeg-devel] [PATCH 07/15] avcodec/iff: Use signed count Michael Niedermayer
2024-07-05  0:21 ` [FFmpeg-devel] [PATCH 08/15] avcodec/imm4: check cbphi for error Michael Niedermayer
2024-07-05  0:21 ` [FFmpeg-devel] [PATCH 09/15] avcodec/leaddec: Check init_get_bits8() for failure Michael Niedermayer
2024-07-05  0:21 ` [FFmpeg-devel] [PATCH 10/15] avcodec/loco: check get_ur_golomb_jpegls() " Michael Niedermayer
2024-07-05  0:21 ` [FFmpeg-devel] [PATCH 11/15] avcodec/loco: Check loco_get_rice() " Michael Niedermayer
2024-07-05  0:21 ` [FFmpeg-devel] [PATCH 12/15] avcodec/me_cmp: Fix type check Michael Niedermayer
2024-07-05  0:21 ` [FFmpeg-devel] [PATCH 13/15] avcodec/mlpenc: Use 64 for ml, mr Michael Niedermayer
2024-07-05  0:21 ` [FFmpeg-devel] [PATCH 14/15] avcodec/motion_est: Fix score squaring overflow Michael Niedermayer
2024-07-05  0:21 ` [FFmpeg-devel] [PATCH 15/15] avcodec/pixlet: Simplify pfx computation Michael Niedermayer
2024-07-12 20:41 ` [FFmpeg-devel] [PATCH 01/15] avcodec/xsubdec: Check parse_timecode() Michael Niedermayer

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