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fix for X Server Pixel Data Uninitialized Memory Information Disclosure

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CVE-2020-14347

This vulnerability was discovered and reported to X.Org by Jan-Niklas
Sohn working with Trend Micro Zero Day Initiative.
This commit is contained in:
matthieu 2020-07-31 14:00:21 +00:00
parent f22a219d59
commit 0a2f4bc72f
1 changed files with 1 additions and 1 deletions
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2
xserver/dix/pixmap.c
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@ -117,7 +117,7 @@ AllocatePixmap(ScreenPtr pScreen, int pixDataSize)
if (pScreen->totalPixmapSize > ((size_t) - 1) - pixDataSize)
return NullPixmap;
pPixmap = malloc(pScreen->totalPixmapSize + pixDataSize);
pPixmap = calloc(1, pScreen->totalPixmapSize + pixDataSize);
if (!pPixmap)
return NullPixmap;