nixo
/
guix-devel
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

gnu: graphicsmagick: Fix CVE-2017-{13775,13776,13777}. 

* gnu/packages/imagemagick.scm (graphicsmagick)[source]: Add patches.
* gnu/packages/patches/graphicsmagick-CVE-2017-13775.patch,
gnu/packages/patches/graphicsmagick-CVE-2017-13776+CVE-2017-13777.patch:
New files.
* gnu/local.mk (dist_patch_DATA): Register them.
This commit is contained in:
Efraim Flashner 2017-09-01 00:00:14 +03:00
parent d36212e94d
commit 0ff44ba464
No known key found for this signature in database
GPG Key ID: 41AAE7DCCA3D8351
4 changed files with 380 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
gnu/local.mk
View File

@ -676,6 +676,8 @@ dist_patch_DATA = \
%D%/packages/patches/graphicsmagick-CVE-2017-12935.patch \
%D%/packages/patches/graphicsmagick-CVE-2017-12936.patch \
%D%/packages/patches/graphicsmagick-CVE-2017-12937.patch \
%D%/packages/patches/graphicsmagick-CVE-2017-13775.patch \
%D%/packages/patches/graphicsmagick-CVE-2017-13776+CVE-2017-13777.patch \
%D%/packages/patches/graphite2-ffloat-store.patch \
%D%/packages/patches/grep-gnulib-lock.patch \
%D%/packages/patches/grep-timing-sensitive-test.patch \

5
gnu/packages/imagemagick.scm
View File

@ -4,6 +4,7 @@
;;; Copyright © 2015 Ricardo Wurmus <rekado@elephly.net>
;;; Copyright © 2016 Leo Famulari <leo@famulari.name>
;;; Copyright © 2016 Mark H Weaver <mhw@netris.org>
;;; Copyright © 2017 Efraim Flashner <efraim@flashner.co.il>
;;;
;;; This file is part of GNU Guix.
;;;
@ -179,7 +180,9 @@ script.")
(patches
(search-patches "graphicsmagick-CVE-2017-12935.patch"
"graphicsmagick-CVE-2017-12936.patch"
"graphicsmagick-CVE-2017-12937.patch"))))
"graphicsmagick-CVE-2017-12937.patch"
"graphicsmagick-CVE-2017-13775.patch"
"graphicsmagick-CVE-2017-13776+CVE-2017-13777.patch"))))
(build-system gnu-build-system)
(arguments
`(#:configure-flags

195
gnu/packages/patches/graphicsmagick-CVE-2017-13775.patch Normal file
View File

@ -0,0 +1,195 @@
http://openwall.com/lists/oss-security/2017/08/31/3
http://hg.code.sf.net/p/graphicsmagick/code/raw-rev/b037d79b6ccd
some changes were made to make the patch apply
# HG changeset patch
# User Bob Friesenhahn <bfriesen@GraphicsMagick.org>
# Date 1503774853 18000
# Node ID b037d79b6ccd0cfba7ba9ce09b454ed46d688036
# Parent 198ea602ea7cc767dc3022bbcf887bcd4534158d
JNX: Fix DOS issues
diff -r 198ea602ea7c -r b037d79b6ccd coders/jnx.c
--- a/coders/jnx.c Tue Aug 22 08:08:30 2017 -0500
+++ b/coders/jnx.c Sat Aug 26 14:14:13 2017 -0500
@@ -1,5 +1,5 @@
/*
-% Copyright (C) 2012-2015 GraphicsMagick Group
+% Copyright (C) 2012-2017 GraphicsMagick Group
%
% This program is covered by multiple licenses, which are described in
% Copyright.txt. You should have received a copy of Copyright.txt with this
@@ -100,6 +100,7 @@
char img_label_str[MaxTextExtent];
+
alloc_size = TileInfo->PicSize + 2;
if (image->logging)
@@ -242,6 +243,9 @@
total_tiles,
current_tile;
+ magick_off_t
+ file_size;
+
/* Open image file. */
assert(image_info != (const ImageInfo *) NULL);
assert(image_info->signature == MagickSignature);
@@ -254,9 +258,8 @@
if (status == False)
ThrowReaderException(FileOpenError, UnableToOpenFile, image);
- memset(JNXLevelInfo, 0, sizeof(JNXLevelInfo));
-
/* Read JNX image header. */
+ (void) memset(&JNXHeader, 0, sizeof(JNXHeader));
JNXHeader.Version = ReadBlobLSBLong(image);
if (JNXHeader.Version > 4)
ThrowReaderException(CorruptImageError, ImproperImageHeader, image);
@@ -266,8 +269,6 @@
JNXHeader.MapBounds.SouthWest.lat = ReadBlobLSBLong(image);
JNXHeader.MapBounds.SouthWest.lon = ReadBlobLSBLong(image);
JNXHeader.Levels = ReadBlobLSBLong(image);
- if (JNXHeader.Levels > 20)
- ThrowReaderException(CorruptImageError, ImproperImageHeader, image);
JNXHeader.Expiration = ReadBlobLSBLong(image);
JNXHeader.ProductID = ReadBlobLSBLong(image);
JNXHeader.CRC = ReadBlobLSBLong(image);
@@ -279,7 +280,41 @@
if (EOFBlob(image))
ThrowReaderException(CorruptImageError,UnexpectedEndOfFile,image);
+ file_size = GetBlobSize(image);
+
+ (void) LogMagickEvent(CoderEvent,GetMagickModule(),
+ "JNX Header:\n"
+ " Version: %u\n"
+ " DeviceSN: %u\n"
+ " MapBounds:\n"
+ " NorthEast: lat = %u, lon = %u\n"
+ " SouthWest: lat = %u, lon = %u\n"
+ " Levels: %u\n"
+ " Expiration: %u\n"
+ " ProductID: %u\n"
+ " CRC: %u\n"
+ " SigVersion: %u\n"
+ " SigOffset: %u\n"
+ " ZOrder: %u",
+ JNXHeader.Version,
+ JNXHeader.DeviceSN,
+ JNXHeader.MapBounds.NorthEast.lat,
+ JNXHeader.MapBounds.NorthEast.lon,
+ JNXHeader.MapBounds.SouthWest.lat,
+ JNXHeader.MapBounds.SouthWest.lon,
+ JNXHeader.Levels,
+ JNXHeader.Expiration,
+ JNXHeader.ProductID,
+ JNXHeader.CRC,
+ JNXHeader.SigVersion,
+ JNXHeader.SigOffset,
+ JNXHeader.ZOrder);
+
+ if (JNXHeader.Levels > 20)
+ ThrowReaderException(CorruptImageError, ImproperImageHeader, image);
+
/* Read JNX image level info. */
+ memset(JNXLevelInfo, 0, sizeof(JNXLevelInfo));
total_tiles = 0;
current_tile = 0;
for (i = 0; i < JNXHeader.Levels; i++)
@@ -302,11 +337,23 @@
{
JNXLevelInfo[i].Copyright = NULL;
}
+
+ if (EOFBlob(image))
+ ThrowReaderException(CorruptImageError,UnexpectedEndOfFile,image);
+
+ if (image->logging)
+ (void) LogMagickEvent(CoderEvent,GetMagickModule(),
+ "Level[%u] Info:"
+ " TileCount: %4u"
+ " TilesOffset: %6u"
+ " Scale: %04u",
+ i,
+ JNXLevelInfo[i].TileCount,
+ JNXLevelInfo[i].TilesOffset,
+ JNXLevelInfo[i].Scale
+ );
}
- if (EOFBlob(image))
- ThrowReaderException(CorruptImageError,UnexpectedEndOfFile,image);
-
/* Get the current limit */
SaveLimit = GetMagickResourceLimit(MapResource);
@@ -316,11 +363,32 @@
/* Read JNX image data. */
for (i = 0; i < JNXHeader.Levels; i++)
{
+ /*
+ Validate TileCount against remaining file data
+ */
+ const magick_off_t current_offset = TellBlob(image);
+ const size_t pos_list_entry_size =
+ sizeof(magick_uint32_t) + sizeof(magick_uint32_t) + sizeof(magick_uint32_t) +
+ sizeof(magick_uint32_t) + sizeof(magick_uint16_t) + sizeof(magick_uint16_t) +
+ sizeof(magick_uint32_t) + sizeof(magick_uint32_t);
+ const magick_off_t remaining = file_size-current_offset;
+ const size_t needed = MagickArraySize(pos_list_entry_size,JNXLevelInfo[i].TileCount);
+
+ if ((needed == 0U) || (remaining <= 0) || (remaining < (magick_off_t) needed))
+ {
+ (void) SetMagickResourceLimit(MapResource, SaveLimit);
+ ThrowReaderException(CorruptImageError,UnexpectedEndOfFile,image);
+ }
+
PositionList = MagickAllocateArray(TJNXTileInfo *,
JNXLevelInfo[i].TileCount,
sizeof(TJNXTileInfo));
if (PositionList == NULL)
- continue;
+ {
+ (void) SetMagickResourceLimit(MapResource, SaveLimit);
+ ThrowReaderException(ResourceLimitError,MemoryAllocationFailed,
+ image);
+ }
(void) SeekBlob(image, JNXLevelInfo[i].TilesOffset, SEEK_SET);
for (j = 0; j < JNXLevelInfo[i].TileCount; j++)
@@ -333,12 +401,15 @@
PositionList[j].PicHeight = ReadBlobLSBShort(image);
PositionList[j].PicSize = ReadBlobLSBLong(image);
PositionList[j].PicOffset = ReadBlobLSBLong(image);
- }
- if (EOFBlob(image))
- {
- MagickFreeMemory(PositionList);
- ThrowReaderException(CorruptImageError,UnexpectedEndOfFile,image);
+ if (EOFBlob(image) ||
+ ((magick_off_t) PositionList[j].PicOffset +
+ PositionList[j].PicSize > file_size))
+ {
+ (void) SetMagickResourceLimit(MapResource, SaveLimit);
+ MagickFreeMemory(PositionList);
+ ThrowReaderException(CorruptImageError,UnexpectedEndOfFile,image);
+ }
}
for (j = 0; j < JNXLevelInfo[i].TileCount; j++)
@@ -351,6 +422,9 @@
image = ExtractTileJPG(image, image_info, PositionList+j, exception);
(void) SetMonitorHandler(previous_handler);
+ if (exception->severity >= ErrorException)
+ break;
+
current_tile++;
if (QuantumTick(current_tile,total_tiles))
if (!MagickMonitorFormatted(current_tile,total_tiles,exception,

179
gnu/packages/patches/graphicsmagick-CVE-2017-13776+CVE-2017-13777.patch Normal file
View File

@ -0,0 +1,179 @@
http://openwall.com/lists/oss-security/2017/08/31/1
http://openwall.com/lists/oss-security/2017/08/31/2
http://hg.code.sf.net/p/graphicsmagick/code/raw-rev/233a720bfd5e
some changes were made to make the patch apply
# HG changeset patch
# User Bob Friesenhahn <bfriesen@GraphicsMagick.org>
# Date 1503779175 18000
# Node ID 233a720bfd5efd378f133a776507ed41230da617
# Parent b037d79b6ccd0cfba7ba9ce09b454ed46d688036
XBM: Fix DOS issues.
diff -r b037d79b6ccd -r 233a720bfd5e coders/xbm.c
--- a/coders/xbm.c Sat Aug 26 14:14:13 2017 -0500
+++ b/coders/xbm.c Sat Aug 26 15:26:15 2017 -0500
@@ -1,5 +1,5 @@
/*
-% Copyright (C) 2003 -2012 GraphicsMagick Group
+% Copyright (C) 2003-2017 GraphicsMagick Group
% Copyright (C) 2002 ImageMagick Studio
% Copyright 1991-1999 E. I. du Pont de Nemours and Company
%
@@ -121,13 +121,15 @@
static int XBMInteger(Image *image,short int *hex_digits)
{
+ unsigned int
+ flag;
+
int
c,
- flag,
value;
value=0;
- flag=0;
+ flag=0U;
for ( ; ; )
{
c=ReadBlobByte(image);
@@ -158,18 +160,14 @@
Image
*image;
- int
- bit;
-
- long
- y;
-
register IndexPacket
*indexes;
- register long
+ register size_t
+ bytes_per_line,
i,
- x;
+ x,
+ y;
register PixelPacket
*q;
@@ -177,22 +175,24 @@
register unsigned char
*p;
- short int
- hex_digits[256];
-
unsigned char
*data;
unsigned int
+ bit,
+ byte,
+ padding,
+ version;
+
+ int
+ value;
+
+ short int
+ hex_digits[256];
+
+ MagickPassFail
status;
- unsigned long
- byte,
- bytes_per_line,
- padding,
- value,
- version;
-
/*
Open image file.
*/
@@ -207,6 +207,8 @@
/*
Read X bitmap header.
*/
+ (void) memset(buffer,0,sizeof(buffer));
+ name[0]='\0';
while (ReadBlobString(image,buffer) != (char *) NULL)
if (sscanf(buffer,"#define %s %lu",name,&image->columns) == 2)
if ((strlen(name) >= 6) &&
@@ -278,6 +280,8 @@
/*
Initialize hex values.
*/
+ for (i = 0; i < sizeof(hex_digits)/sizeof(hex_digits[0]); i++)
+ hex_digits[i]=(-1);
hex_digits['0']=0;
hex_digits['1']=1;
hex_digits['2']=2;
@@ -311,40 +315,50 @@
*/
p=data;
if (version == 10)
- for (i=0; i < (long) (bytes_per_line*image->rows); (i+=2))
+ for (i=0; i < (bytes_per_line*image->rows); (i+=2))
{
value=XBMInteger(image,hex_digits);
+ if (value < 0)
+ {
+ MagickFreeMemory(data);
+ ThrowReaderException(CorruptImageError,ImproperImageHeader,image);
+ }
*p++=(unsigned char) value;
if (!padding || ((i+2) % bytes_per_line))
*p++=(unsigned char) (value >> 8);
}
else
- for (i=0; i < (long) (bytes_per_line*image->rows); i++)
+ for (i=0; i < (bytes_per_line*image->rows); i++)
{
value=XBMInteger(image,hex_digits);
+ if (value < 0)
+ {
+ MagickFreeMemory(data);
+ ThrowReaderException(CorruptImageError,ImproperImageHeader,image);
+ }
*p++=(unsigned char) value;
}
/*
Convert X bitmap image to pixel packets.
*/
p=data;
- for (y=0; y < (long) image->rows; y++)
+ for (y=0; y < image->rows; y++)
{
q=SetImagePixels(image,0,y,image->columns,1);
if (q == (PixelPacket *) NULL)
break;
indexes=AccessMutableIndexes(image);
- bit=0;
- byte=0;
- for (x=0; x < (long) image->columns; x++)
+ bit=0U;
+ byte=0U;
+ for (x=0; x < image->columns; x++)
{
- if (bit == 0)
+ if (bit == 0U)
byte=(*p++);
indexes[x]=byte & 0x01 ? 0x01 : 0x00;
bit++;
- byte>>=1;
- if (bit == 8)
- bit=0;
+ byte>>=1U;
+ if (bit == 8U)
+ bit=0U;
}
if (!SyncImagePixels(image))
break;