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authorJulien Cristau <jcristau@debian.org>2013-05-21 21:54:55 +0200
committerUlrich Sibiller <uli42@gmx.de>2016-10-12 09:34:39 +0200
commita9f623f0a63372ca0705e8394fadf514dec55b1c (patch)
tree478aa88a8c42cbcb8221dd6680a16131556b49be /nx-X11/lib/X11
parent838108c296cb739350456f49431b57821c78b15c (diff)
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Add a couple fixups for the security patches
Add a couple fixups for the security patches - off-by-one in xkb - memory leak in an error path Backport from debian to NX: Ulrich Sibiller <uli42@gmx.de>
Diffstat (limited to 'nx-X11/lib/X11')
-rw-r--r--nx-X11/lib/X11/Font.c1
-rw-r--r--nx-X11/lib/X11/XKBGetMap.c2
-rw-r--r--nx-X11/lib/X11/XKBNames.c2
3 files changed, 3 insertions, 2 deletions
diff --git a/nx-X11/lib/X11/Font.c b/nx-X11/lib/X11/Font.c
index 0501ae279..d311cd0f7 100644
--- a/nx-X11/lib/X11/Font.c
+++ b/nx-X11/lib/X11/Font.c
@@ -508,6 +508,7 @@ _XF86BigfontQueryFont (
any real font needs, so the combined total doesn't overflow either */
if (reply.nUniqCharInfos > ((ULONG_MAX / 2) / SIZEOF(xCharInfo)) ||
reply.nCharInfos > ((ULONG_MAX / 2) / sizeof(CARD16))) {
+ Xfree(fs->properties);
Xfree((char *) fs);
_XEatDataWords(dpy, reply_left);
return (XFontStruct *)NULL;
diff --git a/nx-X11/lib/X11/XKBGetMap.c b/nx-X11/lib/X11/XKBGetMap.c
index 5eb1d41bf..391d7aa89 100644
--- a/nx-X11/lib/X11/XKBGetMap.c
+++ b/nx-X11/lib/X11/XKBGetMap.c
@@ -427,7 +427,7 @@ XkbServerMapPtr srv;
if ( rep->totalVModMapKeys>0 ) {
if (((int) rep->firstVModMapKey + rep->nVModMapKeys)
- > xkb->max_key_code)
+ > xkb->max_key_code + 1)
return BadLength;
if (((xkb->server==NULL)||(xkb->server->vmodmap==NULL))&&
(XkbAllocServerMap(xkb,XkbVirtualModMapMask,0)!=Success)) {
diff --git a/nx-X11/lib/X11/XKBNames.c b/nx-X11/lib/X11/XKBNames.c
index 1f5207493..c82b59e30 100644
--- a/nx-X11/lib/X11/XKBNames.c
+++ b/nx-X11/lib/X11/XKBNames.c
@@ -180,7 +180,7 @@ _XkbReadGetNamesReply( Display * dpy,
nKeys= xkb->max_key_code+1;
names->keys= _XkbTypedCalloc(nKeys,XkbKeyNameRec);
}
- else if ( ((int)rep->firstKey + rep->nKeys) > xkb->max_key_code)
+ else if ( ((int)rep->firstKey + rep->nKeys) > xkb->max_key_code + 1)
goto BAILOUT;
if (names->keys!=NULL) {
if (!_XkbCopyFromReadBuffer(&buf,