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authorMike Gabriel <mike.gabriel@das-netzwerkteam.de>2023-04-27 14:10:57 +0200
committerMike Gabriel <mike.gabriel@das-netzwerkteam.de>2023-04-27 14:10:57 +0200
commit91d9218c0cc659f40918af6ac6c035c6c48d2c6d (patch)
tree79054df1730d4723658b02cec311bc8ba7655662 /nx-X11/lib/src/StNColor.c
parenta502149a844736dcc7f7dedd7c63229c74a448ee (diff)
parent4875a15ca61358a1c95b156b2279fce092451278 (diff)
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Merge branch 'uli42-pr/update_libX11_2022' into 3.6.x
Attributes GH PR #1037: https://github.com/ArcticaProject/nx-libs/pull/1037
Diffstat (limited to 'nx-X11/lib/src/StNColor.c')
-rw-r--r--nx-X11/lib/src/StNColor.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/nx-X11/lib/src/StNColor.c b/nx-X11/lib/src/StNColor.c
index 8b821c3ef..743fd4edc 100644
--- a/nx-X11/lib/src/StNColor.c
+++ b/nx-X11/lib/src/StNColor.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"
@@ -46,6 +47,8 @@ int flags) /* DoRed, DoGreen, DoBlue */
XcmsColor cmsColor_exact;
XColor scr_def;
+ if (name != NULL && strlen(name) >= USHRT_MAX)
+ return 0;
#ifdef XCMS
/*
* Let's Attempt to use Xcms approach to Parse Color
@@ -76,7 +79,7 @@ int flags) /* DoRed, DoGreen, DoBlue */
req->cmap = cmap;
req->flags = flags;
req->pixel = pixel;
- req->nbytes = nbytes = strlen(name);
+ req->nbytes = (CARD16) (nbytes = (unsigned) strlen(name));
req->length += (nbytes + 3) >> 2; /* round up to multiple of 4 */
Data(dpy, name, (long)nbytes);
UnlockDisplay(dpy);