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authorUlrich Sibiller <uli42@gmx.de>2022-01-19 00:45:43 +0100
committerMike Gabriel <mike.gabriel@das-netzwerkteam.de>2023-04-27 14:08:46 +0200
commit4875a15ca61358a1c95b156b2279fce092451278 (patch)
tree79054df1730d4723658b02cec311bc8ba7655662 /nx-X11/lib/src/LookupCol.c
parenta502149a844736dcc7f7dedd7c63229c74a448ee (diff)
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Update libNX_X11 to upstream's libX11-1.7.3.1-10-gd60ede78
Diffstat (limited to 'nx-X11/lib/src/LookupCol.c')
-rw-r--r--nx-X11/lib/src/LookupCol.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/nx-X11/lib/src/LookupCol.c b/nx-X11/lib/src/LookupCol.c
index f7f969f56..3b53bf878 100644
--- a/nx-X11/lib/src/LookupCol.c
+++ b/nx-X11/lib/src/LookupCol.c
@@ -27,6 +27,7 @@ in this Software without prior written authorization from The Open Group.
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
+#include <limits.h>
#include <stdio.h>
#include "Xlibint.h"
#include "Xcmsint.h"
@@ -40,12 +41,17 @@ XLookupColor (
XColor *def,
XColor *scr)
{
- register int n;
+ register size_t n;
xLookupColorReply reply;
register xLookupColorReq *req;
XcmsCCC ccc;
XcmsColor cmsColor_exact;
+ if (spec == NULL)
+ return 0;
+ n = strlen (spec);
+ if (n >= USHRT_MAX)
+ return 0;
#ifdef XCMS
/*
* Let's Attempt to use Xcms and i18n approach to Parse Color
@@ -77,8 +83,6 @@ XLookupColor (
* Xcms and i18n methods failed, so lets pass it to the server
* for parsing.
*/
-
- n = strlen (spec);
LockDisplay(dpy);
GetReq (LookupColor, req);
req->cmap = cmap;