27 lines
900 B
Diff
27 lines
900 B
Diff
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From de7b67924425b3aa540c19c8431ff0d7c5892608 Mon Sep 17 00:00:00 2001
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From: rpm-build <rpm-build>
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Date: Tue, 24 May 2022 09:49:36 +0800
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Subject: [PATCH] Fix the crash in shadowUpdatePacked because of memcpy acts
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randomly with overlapping areas.
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Signed-off-by: tangjie02 <tangjie02@kylinsec.com.cn>
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---
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miext/shadow/shpacked.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/miext/shadow/shpacked.c b/miext/shadow/shpacked.c
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index 5220854..8b16a98 100644
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--- a/miext/shadow/shpacked.c
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+++ b/miext/shadow/shpacked.c
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@@ -98,7 +98,7 @@ shadowUpdatePacked(ScreenPtr pScreen, shadowBufPtr pBuf)
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i = width;
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width -= i;
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scr += i;
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- memcpy(win, sha, i * sizeof(FbBits));
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+ memmove(win, sha, i * sizeof(FbBits));
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sha += i;
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}
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shaLine += shaStride;
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--
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2.33.0
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