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avfilter/vf_thumbnail_cuda: use the single channel kernel for planar 16-bit formats

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Fixes: out of array write on every frame of a planar 16-bit format
Fixes: KsEohQi9YQw8
Found during triage/review of the security report
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer authored and Timo Rothenpieler committed 2026-09-25 01:08:29 +00:00
1 parent ca5c10f188
commit 049d881a96
1 file changed
+3 -3
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libavfilter/vf_thumbnail_cuda.c
+3 -3
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@@ -239,11 +239,11 @@ static int thumbnail(AVFilterContext *ctx, int *histogram, AVFrame *in)
case AV_PIX_FMT_YUV444P10MSB:
case AV_PIX_FMT_YUV444P12MSB:
case AV_PIX_FMT_YUV444P16:
thumbnail_kernel(ctx, s->cu_func_ushort2, 1,
thumbnail_kernel(ctx, s->cu_func_ushort, 1,
histogram, in->data[0], in->width, in->height, in->linesize[0], 2);
thumbnail_kernel(ctx, s->cu_func_ushort2, 1,
thumbnail_kernel(ctx, s->cu_func_ushort, 1,
histogram + 256, in->data[1], in->width, in->height, in->linesize[1], 2);
thumbnail_kernel(ctx, s->cu_func_ushort2, 1,
thumbnail_kernel(ctx, s->cu_func_ushort, 1,
histogram + 512, in->data[2], in->width, in->height, in->linesize[2], 2);
break;
default: