From: Michael Niedermayer <michael@niedermayer.cc>
To: FFmpeg development discussions and patches <ffmpeg-devel@ffmpeg.org>
Subject: [FFmpeg-devel] [PATCH 4/8] avfilter/vf_neighbor_opencl: Use AV_PIX_MAX_PLANES
Date: Tue, 9 Jul 2024 00:24:06 +0200
Message-ID: <20240708222410.773456-4-michael@niedermayer.cc> (raw)
In-Reply-To: <20240708222410.773456-1-michael@niedermayer.cc>
Fix/Robustness/whatever: CID1439575 Out-of-bounds read
Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
---
libavfilter/vf_neighbor_opencl.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/libavfilter/vf_neighbor_opencl.c b/libavfilter/vf_neighbor_opencl.c
index b2939f841a2..ba661bd665e 100644
--- a/libavfilter/vf_neighbor_opencl.c
+++ b/libavfilter/vf_neighbor_opencl.c
@@ -42,7 +42,7 @@ typedef struct NeighborOpenCLContext {
char *matrix_str[4];
- cl_float threshold[4];
+ cl_float threshold[AV_VIDEO_MAX_PLANES];
cl_int coordinates;
cl_mem coord;
@@ -93,7 +93,7 @@ static int neighbor_opencl_make_filter_params(AVFilterContext *avctx)
cl_int cle;
int i;
- for (i = 0; i < 4; i++) {
+ for (i = 0; i < AV_VIDEO_MAX_PLANES; i++) {
ctx->threshold[i] /= 255.0;
}
--
2.45.2
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next prev parent reply other threads:[~2024-07-08 22:24 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-07-08 22:24 [FFmpeg-devel] [PATCH 1/8] avfilter/vf_elbg: Use unsigned for shifting into the top bit Michael Niedermayer
2024-07-08 22:24 ` [FFmpeg-devel] [PATCH 2/8] avfilter/vf_fftfilt: Remove dead depth code Michael Niedermayer
2024-07-08 22:24 ` [FFmpeg-devel] [PATCH 3/8] avfilter/vf_lut3d: Check av_scanf() Michael Niedermayer
2024-07-08 22:24 ` Michael Niedermayer [this message]
2024-07-08 22:24 ` [FFmpeg-devel] [PATCH 5/8] avfilter/vf_premultiply: Use AV_PIX_MAX_PLANES Michael Niedermayer
2024-07-08 22:24 ` [FFmpeg-devel] [PATCH 6/8] avfilter/scale_eval: Use 64bit, check values in ff_scale_adjust_dimensions() Michael Niedermayer
2024-07-08 22:24 ` [FFmpeg-devel] [PATCH 7/8] avfilter/vf_scale: Check ff_scale_adjust_dimensions() for failure Michael Niedermayer
2024-07-08 22:24 ` [FFmpeg-devel] [PATCH 8/8] avfilter/vf_scale: Cleanup some checks Michael Niedermayer
2024-07-09 6:59 ` Anton Khirnov
2024-07-21 14:35 ` [FFmpeg-devel] [PATCH 1/8] avfilter/vf_elbg: Use unsigned for shifting into the top bit Michael Niedermayer
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