1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
|
From d6ce946f9c0bb5746b8333b3f589aa8527739431 Mon Sep 17 00:00:00 2001
From: Daniel Stone <daniel@fooishbar.org>
Date: Fri, 7 Apr 2006 16:07:50 +0000
Subject: [PATCH 1/4] Coverity #844, #845, #846: Fix memory leaks.
v2: backport to nx-libs 3.6.x as a prereq for
the CVE-2015-0255 fix (Mike DePaulo)
---
nx-X11/programs/Xserver/xkb/xkb.c | 22 +++++++++++++++++++---
1 file changed, 19 insertions(+), 3 deletions(-)
--- a/nx-X11/programs/Xserver/xkb/xkb.c
+++ b/nx-X11/programs/Xserver/xkb/xkb.c
@@ -4794,9 +4794,20 @@ char * wire;
for (i=0;i<req->nProperties;i++) {
char *name,*val;
name= _GetCountedString(&wire,client->swapped);
+ if (!name)
+ return BadAlloc;
val= _GetCountedString(&wire,client->swapped);
- if ((!name)||(!val)||(XkbAddGeomProperty(geom,name,val)==NULL))
+ if (!val) {
+ xfree(name);
+ return BadAlloc;
+ }
+ if (XkbAddGeomProperty(geom,name,val)==NULL) {
+ xfree(name);
+ xfree(val);
return BadAlloc;
+ }
+ xfree(name);
+ xfree(val);
}
if (req->nColors<2) {
@@ -4813,15 +4824,20 @@ char * wire;
}
if (req->labelColorNdx==req->baseColorNdx) {
client->errorValue= _XkbErrCode3(0x04,req->baseColorNdx,
- req->labelColorNdx);
+ req->labelColorNdx);
return BadMatch;
}
for (i=0;i<req->nColors;i++) {
char *name;
name= _GetCountedString(&wire,client->swapped);
- if ((!name)||(!XkbAddGeomColor(geom,name,geom->num_colors)))
+ if (!name)
+ return BadAlloc;
+ if (!XkbAddGeomColor(geom,name,geom->num_colors)) {
+ xfree(name);
return BadAlloc;
+ }
+ xfree(name);
}
if (req->nColors!=geom->num_colors) {
client->errorValue= _XkbErrCode3(0x05,req->nColors,geom->num_colors);
|
