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- Add patch for security issues

Browse Source 
- Bump PORTREVISION
- portlint(1)

Approved by:	maintainer timeout (2 days, security)
Obtained from:	gentoo
Security:	CVE-2005-3624, CVE-2005-3625, CVE-2005-3626, CVE-2005-3627,
		http://secunia.com/advisories/18303/
This commit is contained in:
Marcus Alves Grando 2006-03-27 22:16:21 +00:00
parent d4a0d8517f
commit 9e5bc725e7
Notes: svn2git 2021-03-31 03:12:20 +00:00 
svn path=/head/; revision=158283
3 changed files with 254 additions and 95 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
print/cups-base/Makefile
View File

@ -9,7 +9,7 @@
PORTNAME= cups-base
PORTVERSION= ${CUPS_PORTVER}
PORTREVISION= 8
PORTREVISION= 9
PORTEPOCH= ${CUPS_PORTEPOCH}
CATEGORIES= print
MASTER_SITES= ${CUPS_MASTER_SITES}
@ -17,7 +17,6 @@ MASTER_SITES= ${CUPS_MASTER_SITES}
MAINTAINER= asa@agava.com
COMMENT= The Common UNIX Printing System: headers, libs, & daemons
USE_REINPLACE= yes
INSTALLS_SHLIB= yes
USE_RC_SUBR= cupsd

93
print/cups-base/files/patch-SA17897
View File

@ -1,93 +0,0 @@
--- pdftops/Stream.cxx.orig Mon May 17 16:37:57 2004
+++ pdftops/Stream.cxx Tue Dec 6 18:05:14 2005
@@ -407,18 +407,33 @@
StreamPredictor::StreamPredictor(Stream *strA, int predictorA,
int widthA, int nCompsA, int nBitsA) {
+ int totalBits;
+
str = strA;
predictor = predictorA;
width = widthA;
nComps = nCompsA;
nBits = nBitsA;
+ predLine = NULL;
+ ok = gFalse;
nVals = width * nComps;
+ totalBits = nVals * nBits;
+ if (totalBits == 0 ||
+ (totalBits / nBits) / nComps != width ||
+ totalBits + 7 < 0) {
+ return;
+ }
pixBytes = (nComps * nBits + 7) >> 3;
- rowBytes = ((nVals * nBits + 7) >> 3) + pixBytes;
+ rowBytes = ((totalBits + 7) >> 3) + pixBytes;
+ if (rowBytes < 0) {
+ return;
+ }
predLine = (Guchar *)gmalloc(rowBytes);
memset(predLine, 0, rowBytes);
predIdx = rowBytes;
+
+ ok = gTrue;
}
StreamPredictor::~StreamPredictor() {
@@ -1012,6 +1027,10 @@
FilterStream(strA) {
if (predictor != 1) {
pred = new StreamPredictor(this, predictor, columns, colors, bits);
+ if (!pred->isOk()) {
+ delete pred;
+ pred = NULL;
+ }
} else {
pred = NULL;
}
@@ -2897,6 +2916,14 @@
height = read16();
width = read16();
numComps = str->getChar();
+ if (numComps <= 0 || numComps > 4) {
+ error(getPos(), "Bad number of components in DCT stream", prec);
+ return gFalse;
+ }
+ if (numComps <= 0 || numComps > 4) {
+ error(getPos(), "Bad number of components in DCT stream", prec);
+ return gFalse;
+ }
if (prec != 8) {
error(getPos(), "Bad DCT precision %d", prec);
return gFalse;
@@ -3255,6 +3282,10 @@
FilterStream(strA) {
if (predictor != 1) {
pred = new StreamPredictor(this, predictor, columns, colors, bits);
+ if (!pred->isOk()) {
+ delete pred;
+ pred = NULL;
+ }
} else {
pred = NULL;
}
--- pdftops/Stream.h.orig Mon May 17 16:37:57 2004
+++ pdftops/Stream.h Tue Dec 6 18:05:14 2005
@@ -233,6 +233,8 @@
~StreamPredictor();
+ GBool isOk() { return ok; }
+
int lookChar();
int getChar();
@@ -250,6 +252,7 @@
int rowBytes; // bytes per line
Guchar *predLine; // line buffer
int predIdx; // current index in predLine
+ GBool ok;
};
//------------------------------------------------------------------------

253
print/cups-base/files/patch-SA18303 Normal file
View File

@ -0,0 +1,253 @@
Index: pdftops/Stream.h
===================================================================
--- pdftops/Stream.h
+++ pdftops/Stream.h
@@ -233,6 +233,8 @@ public:
~StreamPredictor();
+ GBool isOk() { return ok; }
+
int lookChar();
int getChar();
@@ -250,6 +252,7 @@ private:
int rowBytes; // bytes per line
Guchar *predLine; // line buffer
int predIdx; // current index in predLine
+ GBool ok;
};
//------------------------------------------------------------------------
Index: pdftops/Stream.cxx
===================================================================
--- pdftops/Stream.cxx
+++ pdftops/Stream.cxx
@@ -15,6 +15,7 @@
#include <stdio.h>
#include <stdlib.h>
#include <stddef.h>
+#include <limits.h>
#ifndef WIN32
#include <unistd.h>
#endif
@@ -412,13 +413,28 @@ StreamPredictor::StreamPredictor(Stream
width = widthA;
nComps = nCompsA;
nBits = nBitsA;
+ predLine = NULL;
+ ok = gFalse;
+ if (width <= 0 || nComps <= 0 || nBits <= 0 ||
+ nComps >= INT_MAX/nBits ||
+ width >= INT_MAX/nComps/nBits) {
+ return;
+ }
nVals = width * nComps;
+ if (nVals * nBits + 7 <= 0) {
+ return;
+ }
pixBytes = (nComps * nBits + 7) >> 3;
rowBytes = ((nVals * nBits + 7) >> 3) + pixBytes;
+ if (rowBytes < 0) {
+ return;
+ }
predLine = (Guchar *)gmalloc(rowBytes);
memset(predLine, 0, rowBytes);
predIdx = rowBytes;
+
+ ok = gTrue;
}
StreamPredictor::~StreamPredictor() {
@@ -1012,6 +1028,10 @@ LZWStream::LZWStream(Stream *strA, int p
FilterStream(strA) {
if (predictor != 1) {
pred = new StreamPredictor(this, predictor, columns, colors, bits);
+ if (!pred->isOk()) {
+ delete pred;
+ pred = NULL;
+ }
} else {
pred = NULL;
}
@@ -1260,6 +1280,10 @@ CCITTFaxStream::CCITTFaxStream(Stream *s
endOfLine = endOfLineA;
byteAlign = byteAlignA;
columns = columnsA;
+ if (columns < 1 || columns >= INT_MAX / sizeof(short)) {
+ error(-1, "invalid number of columns: %d", columns);
+ exit(1);
+ }
rows = rowsA;
endOfBlock = endOfBlockA;
black = blackA;
@@ -2897,6 +2921,11 @@ GBool DCTStream::readBaselineSOF() {
height = read16();
width = read16();
numComps = str->getChar();
+ if (numComps <= 0 || numComps > 4) {
+ numComps = 0;
+ error(getPos(), "Bad number of components in DCT stream");
+ return gFalse;
+ }
if (prec != 8) {
error(getPos(), "Bad DCT precision %d", prec);
return gFalse;
@@ -2923,6 +2952,11 @@ GBool DCTStream::readProgressiveSOF() {
height = read16();
width = read16();
numComps = str->getChar();
+ if (numComps <= 0 || numComps > 4) {
+ numComps = 0;
+ error(getPos(), "Bad number of components in DCT stream");
+ return gFalse;
+ }
if (prec != 8) {
error(getPos(), "Bad DCT precision %d", prec);
return gFalse;
@@ -2945,6 +2979,11 @@ GBool DCTStream::readScanInfo() {
length = read16() - 2;
scanInfo.numComps = str->getChar();
+ if (scanInfo.numComps <= 0 || scanInfo.numComps > 4) {
+ scanInfo.numComps = 0;
+ error(getPos(), "Bad number of components in DCT stream");
+ return gFalse;
+ }
--length;
if (length != 2 * scanInfo.numComps + 3) {
error(getPos(), "Bad DCT scan info block");
@@ -3019,12 +3058,12 @@ GBool DCTStream::readHuffmanTables() {
while (length > 0) {
index = str->getChar();
--length;
- if ((index & 0x0f) >= 4) {
+ if ((index & ~0x10) >= 4 || (index & ~0x10) < 0) {
error(getPos(), "Bad DCT Huffman table");
return gFalse;
}
if (index & 0x10) {
- index &= 0x0f;
+ index &= 0x03;
if (index >= numACHuffTables)
numACHuffTables = index+1;
tbl = &acHuffTables[index];
@@ -3142,9 +3181,11 @@ int DCTStream::readMarker() {
do {
do {
c = str->getChar();
+ if(c == EOF) return EOF;
} while (c != 0xff);
do {
c = str->getChar();
+ if(c == EOF) return EOF;
} while (c == 0xff);
} while (c == 0x00);
return c;
@@ -3255,6 +3296,10 @@ FlateStream::FlateStream(Stream *strA, i
FilterStream(strA) {
if (predictor != 1) {
pred = new StreamPredictor(this, predictor, columns, colors, bits);
+ if (!pred->isOk()) {
+ delete pred;
+ pred = NULL;
+ }
} else {
pred = NULL;
}
Index: pdftops/JBIG2Stream.cxx
===================================================================
--- pdftops/JBIG2Stream.cxx
+++ pdftops/JBIG2Stream.cxx
@@ -7,6 +7,7 @@
//========================================================================
#include <config.h>
+#include <limits.h>
#ifdef USE_GCC_PRAGMAS
#pragma implementation
@@ -681,7 +682,16 @@ JBIG2Bitmap::JBIG2Bitmap(Guint segNumA,
w = wA;
h = hA;
line = (wA + 7) >> 3;
- data = (Guchar *)gmalloc(h * line);
+
+ if (h < 0 || line <= 0 || h >= (INT_MAX - 1) / line) {
+ error(-1, "invalid width/height");
+ data = NULL;
+ return;
+ }
+
+ // need to allocate one extra guard byte for use in combine()
+ data = (Guchar *)gmalloc(h * line + 1);
+ data[h * line] = 0;
}
JBIG2Bitmap::JBIG2Bitmap(Guint segNumA, JBIG2Bitmap *bitmap):
@@ -690,8 +700,17 @@ JBIG2Bitmap::JBIG2Bitmap(Guint segNumA,
w = bitmap->w;
h = bitmap->h;
line = bitmap->line;
- data = (Guchar *)gmalloc(h * line);
+
+ if (h < 0 || line <= 0 || h >= (INT_MAX - 1) / line) {
+ error(-1, "invalid width/height");
+ data = NULL;
+ return;
+ }
+
+ // need to allocate one extra guard byte for use in combine()
+ data = (Guchar *)gmalloc(h * line + 1);
memcpy(data, bitmap->data, h * line);
+ data[h * line] = 0;
}
JBIG2Bitmap::~JBIG2Bitmap() {
@@ -716,10 +735,14 @@ JBIG2Bitmap *JBIG2Bitmap::getSlice(Guint
}
void JBIG2Bitmap::expand(int newH, Guint pixel) {
- if (newH <= h) {
+ if (newH <= h || line <= 0 || newH >= (INT_MAX - 1) / line) {
+ error(-1, "invalid width/height");
+ gfree(data);
+ data = NULL;
return;
}
- data = (Guchar *)grealloc(data, newH * line);
+ // need to allocate one extra guard byte for use in combine()
+ data = (Guchar *)grealloc(data, newH * line + 1);
if (pixel) {
memset(data + h * line, 0xff, (newH - h) * line);
} else {
@@ -2256,6 +2279,15 @@ void JBIG2Stream::readHalftoneRegionSeg(
error(getPos(), "Bad symbol dictionary reference in JBIG2 halftone segment");
return;
}
+ if (gridH == 0 || gridW >= INT_MAX / gridH) {
+ error(getPos(), "Bad size in JBIG2 halftone segment");
+ return;
+ }
+ if (w == 0 || h >= INT_MAX / w) {
+ error(getPos(), "Bad size in JBIG2 bitmap segment");
+ return;
+ }
+
patternDict = (JBIG2PatternDict *)seg;
bpp = 0;
i = 1;
@@ -2887,6 +2919,11 @@ JBIG2Bitmap *JBIG2Stream::readGenericRef
JBIG2BitmapPtr tpgrCXPtr0, tpgrCXPtr1, tpgrCXPtr2;
int x, y, pix;
+ if (w < 0 || h <= 0 || w >= INT_MAX / h) {
+ error(-1, "invalid width/height");
+ return NULL;
+ }
+
bitmap = new JBIG2Bitmap(0, w, h);
bitmap->clearToZero();
# vim: syntax=diff