mirror of
https://github.com/NixOS/nixpkgs.git
synced 2024-11-28 08:31:59 +00:00
11947a55c8
The added patches (sourced from Debian) fixes the following security issues: - CVE-2006-3376 - CVE-2009-1364 - CVE-2015-0848 - CVE-2015-4588 - CVE-2015-4695 - CVE-2015-4696
187 lines
5.4 KiB
Diff
187 lines
5.4 KiB
Diff
--- libwmf-0.2.8.4.orig/src/player/meta.h
|
|
+++ libwmf-0.2.8.4/src/player/meta.h
|
|
@@ -1565,7 +1565,7 @@ static int meta_rgn_create (wmfAPI* API,
|
|
objects = P->objects;
|
|
|
|
i = 0;
|
|
- while (objects[i].type && (i < NUM_OBJECTS (API))) i++;
|
|
+ while ((i < NUM_OBJECTS (API)) && objects[i].type) i++;
|
|
|
|
if (i == NUM_OBJECTS (API))
|
|
{ WMF_ERROR (API,"Object out of range!");
|
|
@@ -2142,7 +2142,7 @@ static int meta_dib_brush (wmfAPI* API,w
|
|
objects = P->objects;
|
|
|
|
i = 0;
|
|
- while (objects[i].type && (i < NUM_OBJECTS (API))) i++;
|
|
+ while ((i < NUM_OBJECTS (API)) && objects[i].type) i++;
|
|
|
|
if (i == NUM_OBJECTS (API))
|
|
{ WMF_ERROR (API,"Object out of range!");
|
|
@@ -2593,9 +2593,10 @@ static int meta_dc_restore (wmfAPI* API,
|
|
polyrect.BR = 0;
|
|
|
|
polyrect.count = 0;
|
|
+
|
|
+ if (FR->region_clip) FR->region_clip (API,&polyrect);
|
|
}
|
|
|
|
- if (FR->region_clip) FR->region_clip (API,&polyrect);
|
|
|
|
return (changed);
|
|
}
|
|
@@ -3067,7 +3068,7 @@ static int meta_pen_create (wmfAPI* API,
|
|
objects = P->objects;
|
|
|
|
i = 0;
|
|
- while (objects[i].type && (i < NUM_OBJECTS (API))) i++;
|
|
+ while ((i < NUM_OBJECTS (API)) && objects[i].type) i++;
|
|
|
|
if (i == NUM_OBJECTS (API))
|
|
{ WMF_ERROR (API,"Object out of range!");
|
|
@@ -3181,7 +3182,7 @@ static int meta_brush_create (wmfAPI* AP
|
|
objects = P->objects;
|
|
|
|
i = 0;
|
|
- while (objects[i].type && (i < NUM_OBJECTS (API))) i++;
|
|
+ while ((i < NUM_OBJECTS (API)) && objects[i].type) i++;
|
|
|
|
if (i == NUM_OBJECTS (API))
|
|
{ WMF_ERROR (API,"Object out of range!");
|
|
@@ -3288,7 +3289,7 @@ static int meta_font_create (wmfAPI* API
|
|
objects = P->objects;
|
|
|
|
i = 0;
|
|
- while (objects[i].type && (i < NUM_OBJECTS (API))) i++;
|
|
+ while ((i < NUM_OBJECTS (API)) && objects[i].type) i++;
|
|
|
|
if (i == NUM_OBJECTS (API))
|
|
{ WMF_ERROR (API,"Object out of range!");
|
|
@@ -3396,7 +3397,7 @@ static int meta_palette_create (wmfAPI*
|
|
objects = P->objects;
|
|
|
|
i = 0;
|
|
- while (objects[i].type && (i < NUM_OBJECTS (API))) i++;
|
|
+ while ((i < NUM_OBJECTS (API)) && objects[i].type) i++;
|
|
|
|
if (i == NUM_OBJECTS (API))
|
|
{ WMF_ERROR (API,"Object out of range!");
|
|
--- libwmf-0.2.8.4.orig/src/ipa/ipa.h
|
|
+++ libwmf-0.2.8.4/src/ipa/ipa.h
|
|
@@ -48,7 +48,7 @@ static int ReadBlobByte (BMPS
|
|
static unsigned short ReadBlobLSBShort (BMPSource*);
|
|
static unsigned long ReadBlobLSBLong (BMPSource*);
|
|
static long TellBlob (BMPSource*);
|
|
-static void DecodeImage (wmfAPI*,wmfBMP*,BMPSource*,unsigned int,unsigned char*);
|
|
+static int DecodeImage (wmfAPI*,wmfBMP*,BMPSource*,unsigned int,unsigned char*);
|
|
static void ReadBMPImage (wmfAPI*,wmfBMP*,BMPSource*);
|
|
static int ExtractColor (wmfAPI*,wmfBMP*,wmfRGB*,unsigned int,unsigned int);
|
|
static void SetColor (wmfAPI*,wmfBMP*,wmfRGB*,unsigned char,unsigned int,unsigned int);
|
|
--- libwmf-0.2.8.4.orig/src/ipa/ipa/bmp.h
|
|
+++ libwmf-0.2.8.4/src/ipa/ipa/bmp.h
|
|
@@ -859,7 +859,7 @@ static long TellBlob (BMPSource* src)
|
|
%
|
|
%
|
|
*/
|
|
-static void DecodeImage (wmfAPI* API,wmfBMP* bmp,BMPSource* src,unsigned int compression,unsigned char* pixels)
|
|
+static int DecodeImage (wmfAPI* API,wmfBMP* bmp,BMPSource* src,unsigned int compression,unsigned char* pixels)
|
|
{ int byte;
|
|
int count;
|
|
int i;
|
|
@@ -870,12 +870,14 @@ static void DecodeImage (wmfAPI* API,wmf
|
|
U32 u;
|
|
|
|
unsigned char* q;
|
|
+ unsigned char* end;
|
|
|
|
for (u = 0; u < ((U32) bmp->width * (U32) bmp->height); u++) pixels[u] = 0;
|
|
|
|
byte = 0;
|
|
x = 0;
|
|
q = pixels;
|
|
+ end = pixels + bmp->width * bmp->height;
|
|
|
|
for (y = 0; y < bmp->height; )
|
|
{ count = ReadBlobByte (src);
|
|
@@ -884,7 +886,10 @@ static void DecodeImage (wmfAPI* API,wmf
|
|
{ /* Encoded mode. */
|
|
byte = ReadBlobByte (src);
|
|
for (i = 0; i < count; i++)
|
|
- { if (compression == 1)
|
|
+ {
|
|
+ if (q == end)
|
|
+ return 0;
|
|
+ if (compression == 1)
|
|
{ (*(q++)) = (unsigned char) byte;
|
|
}
|
|
else
|
|
@@ -896,13 +901,15 @@ static void DecodeImage (wmfAPI* API,wmf
|
|
else
|
|
{ /* Escape mode. */
|
|
count = ReadBlobByte (src);
|
|
- if (count == 0x01) return;
|
|
+ if (count == 0x01) return 1;
|
|
switch (count)
|
|
{
|
|
case 0x00:
|
|
{ /* End of line. */
|
|
x = 0;
|
|
y++;
|
|
+ if (y >= bmp->height)
|
|
+ return 0;
|
|
q = pixels + y * bmp->width;
|
|
break;
|
|
}
|
|
@@ -910,13 +917,20 @@ static void DecodeImage (wmfAPI* API,wmf
|
|
{ /* Delta mode. */
|
|
x += ReadBlobByte (src);
|
|
y += ReadBlobByte (src);
|
|
+ if (y >= bmp->height)
|
|
+ return 0;
|
|
+ if (x >= bmp->width)
|
|
+ return 0;
|
|
q = pixels + y * bmp->width + x;
|
|
break;
|
|
}
|
|
default:
|
|
{ /* Absolute mode. */
|
|
for (i = 0; i < count; i++)
|
|
- { if (compression == 1)
|
|
+ {
|
|
+ if (q == end)
|
|
+ return 0;
|
|
+ if (compression == 1)
|
|
{ (*(q++)) = ReadBlobByte (src);
|
|
}
|
|
else
|
|
@@ -943,7 +957,7 @@ static void DecodeImage (wmfAPI* API,wmf
|
|
byte = ReadBlobByte (src); /* end of line */
|
|
byte = ReadBlobByte (src);
|
|
|
|
- return;
|
|
+ return 1;
|
|
}
|
|
|
|
/*
|
|
@@ -1143,8 +1157,18 @@ static void ReadBMPImage (wmfAPI* API,wm
|
|
}
|
|
}
|
|
else
|
|
- { /* Convert run-length encoded raster pixels. */
|
|
- DecodeImage (API,bmp,src,(unsigned int) bmp_info.compression,data->image);
|
|
+ {
|
|
+ if (bmp_info.bits_per_pixel == 8) /* Convert run-length encoded raster pixels. */
|
|
+ {
|
|
+ if (!DecodeImage (API,bmp,src,(unsigned int) bmp_info.compression,data->image))
|
|
+ { WMF_ERROR (API,"corrupt bmp");
|
|
+ API->err = wmf_E_BadFormat;
|
|
+ }
|
|
+ }
|
|
+ else
|
|
+ { WMF_ERROR (API,"Unexpected pixel depth");
|
|
+ API->err = wmf_E_BadFormat;
|
|
+ }
|
|
}
|
|
|
|
if (ERR (API))
|