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libtiff: bump version to 4.4.0 to address CVE-2022-1622 & CVE-2022-1623 (#3152) 

* libtiff: bump version to 4.4.0 to address CVE-2022-1622 & CVE-2022-1623
* libtiff: cgmanifest: update entry

Signed-off-by: Muhammad Falak R Wani <falakreyaz@gmail.com>
This commit is contained in:
Muhammad Falak R Wani 2022-06-14 06:47:35 +05:30 коммит произвёл GitHub
Родитель 86cedc1695
Коммит be48c7751a
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Идентификатор ключа GPG: 4AEE18F83AFDEB23
13 изменённых файлов: 9 добавлений и 555 удалений
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28
SPECS/libtiff/CVE-2022-0561.patch
Просмотреть файл

@ -1,28 +0,0 @@
From eecb0712f4c3a5b449f70c57988260a667ddbdef Mon Sep 17 00:00:00 2001
From: Even Rouault <even.rouault@spatialys.com>
Date: Sun, 6 Feb 2022 13:08:38 +0100
Subject: [PATCH] TIFFFetchStripThing(): avoid calling memcpy() with a null
source pointer and size of zero (fixes #362)
---
libtiff/tif_dirread.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/libtiff/tif_dirread.c b/libtiff/tif_dirread.c
index 23194ced..50ebf8ac 100644
--- a/libtiff/tif_dirread.c
+++ b/libtiff/tif_dirread.c
@@ -5777,8 +5777,9 @@ TIFFFetchStripThing(TIFF* tif, TIFFDirEntry* dir, uint32_t nstrips, uint64_t** l
_TIFFfree(data);
return(0);
}
- _TIFFmemcpy(resizeddata,data, (uint32_t)dir->tdir_count * sizeof(uint64_t));
- _TIFFmemset(resizeddata+(uint32_t)dir->tdir_count, 0, (nstrips - (uint32_t)dir->tdir_count) * sizeof(uint64_t));
+ if( dir->tdir_count )
+ _TIFFmemcpy(resizeddata,data, (uint32_t)dir->tdir_count * sizeof(uint64_t));
+ _TIFFmemset(resizeddata+(uint32_t)dir->tdir_count, 0, (nstrips - (uint32_t)dir->tdir_count) * sizeof(uint64_t));
_TIFFfree(data);
data=resizeddata;
}
--
GitLab

26
SPECS/libtiff/CVE-2022-0562.patch
Просмотреть файл

@ -1,26 +0,0 @@
From 561599c99f987dc32ae110370cfdd7df7975586b Mon Sep 17 00:00:00 2001
From: Even Rouault <even.rouault@spatialys.com>
Date: Sat, 5 Feb 2022 20:36:41 +0100
Subject: [PATCH] TIFFReadDirectory(): avoid calling memcpy() with a null
source pointer and size of zero (fixes #362)
---
libtiff/tif_dirread.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/libtiff/tif_dirread.c b/libtiff/tif_dirread.c
index 2bbc4585..23194ced 100644
--- a/libtiff/tif_dirread.c
+++ b/libtiff/tif_dirread.c
@@ -4177,7 +4177,8 @@ TIFFReadDirectory(TIFF* tif)
goto bad;
}
- memcpy(new_sampleinfo, tif->tif_dir.td_sampleinfo, old_extrasamples * sizeof(uint16_t));
+ if (old_extrasamples > 0)
+ memcpy(new_sampleinfo, tif->tif_dir.td_sampleinfo, old_extrasamples * sizeof(uint16_t));
_TIFFsetShortArray(&tif->tif_dir.td_sampleinfo, new_sampleinfo, tif->tif_dir.td_extrasamples);
_TIFFfree(new_sampleinfo);
}
--
GitLab

33
SPECS/libtiff/CVE-2022-0865.patch
Просмотреть файл

@ -1,33 +0,0 @@
From a1c933dabd0e1c54a412f3f84ae0aa58115c6067 Mon Sep 17 00:00:00 2001
From: Even Rouault <even.rouault@spatialys.com>
Date: Thu, 24 Feb 2022 22:26:02 +0100
Subject: [PATCH] tif_jbig.c: fix crash when reading a file with multiple IFD
in memory-mapped mode and when bit reversal is needed (fixes #385)
---
libtiff/tif_jbig.c | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/libtiff/tif_jbig.c b/libtiff/tif_jbig.c
index 74086338..8bfa4cef 100644
--- a/libtiff/tif_jbig.c
+++ b/libtiff/tif_jbig.c
@@ -209,6 +209,16 @@ int TIFFInitJBIG(TIFF* tif, int scheme)
*/
tif->tif_flags |= TIFF_NOBITREV;
tif->tif_flags &= ~TIFF_MAPPED;
+ /* We may have read from a previous IFD and thus set TIFF_BUFFERMMAP and
+ * cleared TIFF_MYBUFFER. It is necessary to restore them to their initial
+ * value to be consistent with the state of a non-memory mapped file.
+ */
+ if (tif->tif_flags&TIFF_BUFFERMMAP) {
+ tif->tif_rawdata = NULL;
+ tif->tif_rawdatasize = 0;
+ tif->tif_flags &= ~TIFF_BUFFERMMAP;
+ tif->tif_flags |= TIFF_MYBUFFER;
+ }
/* Setup the function pointers for encode, decode, and cleanup. */
tif->tif_setupdecode = JBIGSetupDecode;
--
GitLab

213
SPECS/libtiff/CVE-2022-0891.patch
Просмотреть файл

@ -1,213 +0,0 @@
From 232282fd8f9c21eefe8d2d2b96cdbbb172fe7b7c Mon Sep 17 00:00:00 2001
From: Su Laus <sulau@freenet.de>
Date: Tue, 8 Mar 2022 17:02:44 +0000
Subject: [PATCH] tiffcrop: fix issue #380 and #382 heap buffer overflow in
extractImageSection
---
tools/tiffcrop.c | 92 +++++++++++++++++++-----------------------------
1 file changed, 36 insertions(+), 56 deletions(-)
diff --git a/tools/tiffcrop.c b/tools/tiffcrop.c
index f2e5474a..e62bcc71 100644
--- a/tools/tiffcrop.c
+++ b/tools/tiffcrop.c
@@ -105,8 +105,8 @@
* of messages to monitor progress without enabling dump logs.
*/
-static char tiffcrop_version_id[] = "2.4";
-static char tiffcrop_rev_date[] = "12-13-2010";
+static char tiffcrop_version_id[] = "2.4.1";
+static char tiffcrop_rev_date[] = "03-03-2010";
#include "tif_config.h"
#include "libport.h"
@@ -6739,10 +6739,10 @@ extractImageSection(struct image_data *image, struct pageseg *section,
#ifdef DEVELMODE
uint32_t img_length;
#endif
- uint32_t j, shift1, shift2, trailing_bits;
+ uint32_t j, shift1, trailing_bits;
uint32_t row, first_row, last_row, first_col, last_col;
uint32_t src_offset, dst_offset, row_offset, col_offset;
- uint32_t offset1, offset2, full_bytes;
+ uint32_t offset1, full_bytes;
uint32_t sect_width;
#ifdef DEVELMODE
uint32_t sect_length;
@@ -6752,7 +6752,6 @@ extractImageSection(struct image_data *image, struct pageseg *section,
#ifdef DEVELMODE
int k;
unsigned char bitset;
- static char *bitarray = NULL;
#endif
img_width = image->width;
@@ -6770,17 +6769,12 @@ extractImageSection(struct image_data *image, struct pageseg *section,
dst_offset = 0;
#ifdef DEVELMODE
- if (bitarray == NULL)
- {
- if ((bitarray = (char *)malloc(img_width)) == NULL)
- {
- TIFFError ("", "DEBUG: Unable to allocate debugging bitarray");
- return (-1);
- }
- }
+ char bitarray[39];
#endif
- /* rows, columns, width, length are expressed in pixels */
+ /* rows, columns, width, length are expressed in pixels
+ * first_row, last_row, .. are index into image array starting at 0 to width-1,
+ * last_col shall be also extracted. */
first_row = section->y1;
last_row = section->y2;
first_col = section->x1;
@@ -6790,9 +6784,14 @@ extractImageSection(struct image_data *image, struct pageseg *section,
#ifdef DEVELMODE
sect_length = last_row - first_row + 1;
#endif
- img_rowsize = ((img_width * bps + 7) / 8) * spp;
- full_bytes = (sect_width * spp * bps) / 8; /* number of COMPLETE bytes per row in section */
- trailing_bits = (sect_width * bps) % 8;
+ /* The read function loadImage() used copy separate plane data into a buffer as interleaved
+ * samples rather than separate planes so the same logic works to extract regions
+ * regardless of the way the data are organized in the input file.
+ * Furthermore, bytes and bits are arranged in buffer according to COMPRESSION=1 and FILLORDER=1
+ */
+ img_rowsize = (((img_width * spp * bps) + 7) / 8); /* row size in full bytes of source image */
+ full_bytes = (sect_width * spp * bps) / 8; /* number of COMPLETE bytes per row in section */
+ trailing_bits = (sect_width * spp * bps) % 8; /* trailing bits within the last byte of destination buffer */
#ifdef DEVELMODE
TIFFError ("", "First row: %"PRIu32", last row: %"PRIu32", First col: %"PRIu32", last col: %"PRIu32"\n",
@@ -6805,10 +6804,9 @@ extractImageSection(struct image_data *image, struct pageseg *section,
if ((bps % 8) == 0)
{
- col_offset = first_col * spp * bps / 8;
+ col_offset = (first_col * spp * bps) / 8;
for (row = first_row; row <= last_row; row++)
{
- /* row_offset = row * img_width * spp * bps / 8; */
row_offset = row * img_rowsize;
src_offset = row_offset + col_offset;
@@ -6821,14 +6819,12 @@ extractImageSection(struct image_data *image, struct pageseg *section,
}
else
{ /* bps != 8 */
- shift1 = spp * ((first_col * bps) % 8);
- shift2 = spp * ((last_col * bps) % 8);
+ shift1 = ((first_col * spp * bps) % 8); /* shift1 = bits to skip in the first byte of source buffer*/
for (row = first_row; row <= last_row; row++)
{
/* pull out the first byte */
row_offset = row * img_rowsize;
- offset1 = row_offset + (first_col * bps / 8);
- offset2 = row_offset + (last_col * bps / 8);
+ offset1 = row_offset + ((first_col * spp * bps) / 8); /* offset1 = offset into source of byte with first bits to be extracted */
#ifdef DEVELMODE
for (j = 0, k = 7; j < 8; j++, k--)
@@ -6840,12 +6836,12 @@ extractImageSection(struct image_data *image, struct pageseg *section,
sprintf(&bitarray[9], " ");
for (j = 10, k = 7; j < 18; j++, k--)
{
- bitset = *(src_buff + offset2) & (((unsigned char)1 << k)) ? 1 : 0;
+ bitset = *(src_buff + offset1 + full_bytes) & (((unsigned char)1 << k)) ? 1 : 0;
sprintf(&bitarray[j], (bitset) ? "1" : "0");
}
bitarray[18] = '\0';
- TIFFError ("", "Row: %3d Offset1: %"PRIu32", Shift1: %"PRIu32", Offset2: %"PRIu32", Shift2: %"PRIu32"\n",
- row, offset1, shift1, offset2, shift2);
+ TIFFError ("", "Row: %3d Offset1: %"PRIu32", Shift1: %"PRIu32", Offset2: %"PRIu32", Trailing_bits: %"PRIu32"\n",
+ row, offset1, shift1, offset1+full_bytes, trailing_bits);
#endif
bytebuff1 = bytebuff2 = 0;
@@ -6869,11 +6865,12 @@ extractImageSection(struct image_data *image, struct pageseg *section,
if (trailing_bits != 0)
{
- bytebuff2 = src_buff[offset2] & ((unsigned char)255 << (7 - shift2));
+ /* Only copy higher bits of samples and mask lower bits of not wanted column samples to zero */
+ bytebuff2 = src_buff[offset1 + full_bytes] & ((unsigned char)255 << (8 - trailing_bits));
sect_buff[dst_offset] = bytebuff2;
#ifdef DEVELMODE
TIFFError ("", " Trailing bits src offset: %8"PRIu32", Dst offset: %8"PRIu32"\n",
- offset2, dst_offset);
+ offset1 + full_bytes, dst_offset);
for (j = 30, k = 7; j < 38; j++, k--)
{
bitset = *(sect_buff + dst_offset) & (((unsigned char)1 << k)) ? 1 : 0;
@@ -6892,8 +6889,10 @@ extractImageSection(struct image_data *image, struct pageseg *section,
#endif
for (j = 0; j <= full_bytes; j++)
{
- bytebuff1 = src_buff[offset1 + j] & ((unsigned char)255 >> shift1);
- bytebuff2 = src_buff[offset1 + j + 1] & ((unsigned char)255 << (7 - shift1));
+ /* Skip the first shift1 bits and shift the source up by shift1 bits before save to destination.*/
+ /* Attention: src_buff size needs to be some bytes larger than image size, because could read behind image here. */
+ bytebuff1 = src_buff[offset1 + j] & ((unsigned char)255 >> shift1);
+ bytebuff2 = src_buff[offset1 + j + 1] & ((unsigned char)255 << (8 - shift1));
sect_buff[dst_offset + j] = (bytebuff1 << shift1) | (bytebuff2 >> (8 - shift1));
}
#ifdef DEVELMODE
@@ -6909,36 +6908,17 @@ extractImageSection(struct image_data *image, struct pageseg *section,
#endif
dst_offset += full_bytes;
+ /* Copy the trailing_bits for the last byte in the destination buffer.
+ Could come from one ore two bytes of the source buffer. */
if (trailing_bits != 0)
{
#ifdef DEVELMODE
- TIFFError ("", " Trailing bits src offset: %8"PRIu32", Dst offset: %8"PRIu32"\n", offset1 + full_bytes, dst_offset);
-#endif
- if (shift2 > shift1)
- {
- bytebuff1 = src_buff[offset1 + full_bytes] & ((unsigned char)255 << (7 - shift2));
- bytebuff2 = bytebuff1 & ((unsigned char)255 << shift1);
- sect_buff[dst_offset] = bytebuff2;
-#ifdef DEVELMODE
- TIFFError ("", " Shift2 > Shift1\n");
+ TIFFError("", " Trailing bits %4"PRIu32" src offset: %8"PRIu32", Dst offset: %8"PRIu32"\n", trailing_bits, offset1 + full_bytes, dst_offset);
#endif
+ /* More than necessary bits are already copied into last destination buffer,
+ * only masking of last byte in destination buffer is necessary.*/
+ sect_buff[dst_offset] &= ((uint8_t)0xFF << (8 - trailing_bits));
}
- else
- {
- if (shift2 < shift1)
- {
- bytebuff2 = ((unsigned char)255 << (shift1 - shift2 - 1));
- sect_buff[dst_offset] &= bytebuff2;
-#ifdef DEVELMODE
- TIFFError ("", " Shift2 < Shift1\n");
-#endif
- }
-#ifdef DEVELMODE
- else
- TIFFError ("", " Shift2 == Shift1\n");
-#endif
- }
- }
#ifdef DEVELMODE
sprintf(&bitarray[28], " ");
sprintf(&bitarray[29], " ");
@@ -7091,7 +7071,7 @@ writeImageSections(TIFF *in, TIFF *out, struct image_data *image,
width = sections[i].x2 - sections[i].x1 + 1;
length = sections[i].y2 - sections[i].y1 + 1;
sectsize = (uint32_t)
- ceil((width * image->bps + 7) / (double)8) * image->spp * length;
+ ceil((width * image->bps * image->spp + 7) / (double)8) * length;
/* allocate a buffer if we don't have one already */
if (createImageSection(sectsize, sect_buff_ptr))
{
--
GitLab

88
SPECS/libtiff/CVE-2022-0907.patch
Просмотреть файл

@ -1,88 +0,0 @@
From 40b00cfb32256d377608b4d4cd30fac338d0a0bc Mon Sep 17 00:00:00 2001
From: Augustus <wangdw.augustus@qq.com>
Date: Mon, 7 Mar 2022 18:21:49 +0800
Subject: [PATCH] add checks for return value of limitMalloc (#392)
---
tools/tiffcrop.c | 33 +++++++++++++++++++++------------
1 file changed, 21 insertions(+), 12 deletions(-)
diff --git a/tools/tiffcrop.c b/tools/tiffcrop.c
index f2e5474a..9b8acc7e 100644
--- a/tools/tiffcrop.c
+++ b/tools/tiffcrop.c
@@ -7406,7 +7406,11 @@ createImageSection(uint32_t sectsize, unsigned char **sect_buff_ptr)
if (!sect_buff)
{
sect_buff = (unsigned char *)limitMalloc(sectsize);
- *sect_buff_ptr = sect_buff;
+ if (!sect_buff)
+ {
+ TIFFError("createImageSection", "Unable to allocate/reallocate section buffer");
+ return (-1);
+ }
_TIFFmemset(sect_buff, 0, sectsize);
}
else
@@ -7422,15 +7426,15 @@ createImageSection(uint32_t sectsize, unsigned char **sect_buff_ptr)
else
sect_buff = new_buff;
+ if (!sect_buff)
+ {
+ TIFFError("createImageSection", "Unable to allocate/reallocate section buffer");
+ return (-1);
+ }
_TIFFmemset(sect_buff, 0, sectsize);
}
}
- if (!sect_buff)
- {
- TIFFError("createImageSection", "Unable to allocate/reallocate section buffer");
- return (-1);
- }
prev_sectsize = sectsize;
*sect_buff_ptr = sect_buff;
@@ -7697,7 +7701,11 @@ createCroppedImage(struct image_data *image, struct crop_mask *crop,
if (!crop_buff)
{
crop_buff = (unsigned char *)limitMalloc(cropsize);
- *crop_buff_ptr = crop_buff;
+ if (!crop_buff)
+ {
+ TIFFError("createCroppedImage", "Unable to allocate/reallocate crop buffer");
+ return (-1);
+ }
_TIFFmemset(crop_buff, 0, cropsize);
prev_cropsize = cropsize;
}
@@ -7713,15 +7721,15 @@ createCroppedImage(struct image_data *image, struct crop_mask *crop,
}
else
crop_buff = new_buff;
+ if (!crop_buff)
+ {
+ TIFFError("createCroppedImage", "Unable to allocate/reallocate crop buffer");
+ return (-1);
+ }
_TIFFmemset(crop_buff, 0, cropsize);
}
}
- if (!crop_buff)
- {
- TIFFError("createCroppedImage", "Unable to allocate/reallocate crop buffer");
- return (-1);
- }
*crop_buff_ptr = crop_buff;
if (crop->crop_mode & CROP_INVERT)
@@ -9280,3 +9288,4 @@ invertImage(uint16_t photometric, uint16_t spp, uint16_t bps, uint32_t width, ui
* fill-column: 78
* End:
*/
+
--
GitLab

28
SPECS/libtiff/CVE-2022-0908.patch
Просмотреть файл

@ -1,28 +0,0 @@
From a95b799f65064e4ba2e2dfc206808f86faf93e85 Mon Sep 17 00:00:00 2001
From: Even Rouault <even.rouault@spatialys.com>
Date: Thu, 17 Feb 2022 15:28:43 +0100
Subject: [PATCH] TIFFFetchNormalTag(): avoid calling memcpy() with a null
source pointer and size of zero (fixes #383)
---
libtiff/tif_dirread.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/libtiff/tif_dirread.c b/libtiff/tif_dirread.c
index 50ebf8ac..2ec44a4f 100644
--- a/libtiff/tif_dirread.c
+++ b/libtiff/tif_dirread.c
@@ -5091,7 +5091,10 @@ TIFFFetchNormalTag(TIFF* tif, TIFFDirEntry* dp, int recover)
_TIFFfree(data);
return(0);
}
- _TIFFmemcpy(o,data,(uint32_t)dp->tdir_count);
+ if (dp->tdir_count > 0 )
+ {
+ _TIFFmemcpy(o,data,(uint32_t)dp->tdir_count);
+ }
o[(uint32_t)dp->tdir_count]=0;
if (data!=0)
_TIFFfree(data);
--
GitLab

31
SPECS/libtiff/CVE-2022-0909.patch
Просмотреть файл

@ -1,31 +0,0 @@
From 32ea0722ee68f503b7a3f9b2d557acb293fc8cde Mon Sep 17 00:00:00 2001
From: 4ugustus <wangdw.augustus@qq.com>
Date: Tue, 8 Mar 2022 16:22:04 +0000
Subject: [PATCH] fix the FPE in tiffcrop (#393)
---
libtiff/tif_dir.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/libtiff/tif_dir.c b/libtiff/tif_dir.c
index 57055ca9..59b346ca 100644
--- a/libtiff/tif_dir.c
+++ b/libtiff/tif_dir.c
@@ -333,13 +333,13 @@ _TIFFVSetField(TIFF* tif, uint32_t tag, va_list ap)
break;
case TIFFTAG_XRESOLUTION:
dblval = va_arg(ap, double);
- if( dblval < 0 )
+ if( dblval != dblval || dblval < 0 )
goto badvaluedouble;
td->td_xresolution = _TIFFClampDoubleToFloat( dblval );
break;
case TIFFTAG_YRESOLUTION:
dblval = va_arg(ap, double);
- if( dblval < 0 )
+ if( dblval != dblval || dblval < 0 )
goto badvaluedouble;
td->td_yresolution = _TIFFClampDoubleToFloat( dblval );
break;
--
GitLab

52
SPECS/libtiff/CVE-2022-0924.patch
Просмотреть файл

@ -1,52 +0,0 @@
From 88d79a45a31c74cba98c697892fed5f7db8b963a Mon Sep 17 00:00:00 2001
From: 4ugustus <wangdw.augustus@qq.com>
Date: Thu, 10 Mar 2022 08:48:00 +0000
Subject: [PATCH] fix heap buffer overflow in tiffcp (#278)
---
tools/tiffcp.c | 17 ++++++++++++++++-
1 file changed, 16 insertions(+), 1 deletion(-)
diff --git a/tools/tiffcp.c b/tools/tiffcp.c
index 224583e0..aa32b118 100644
--- a/tools/tiffcp.c
+++ b/tools/tiffcp.c
@@ -1667,12 +1667,27 @@ DECLAREwriteFunc(writeBufferToSeparateStrips)
tdata_t obuf;
tstrip_t strip = 0;
tsample_t s;
+ uint16_t bps = 0, bytes_per_sample;
obuf = limitMalloc(stripsize);
if (obuf == NULL)
return (0);
_TIFFmemset(obuf, 0, stripsize);
(void) TIFFGetFieldDefaulted(out, TIFFTAG_ROWSPERSTRIP, &rowsperstrip);
+ (void) TIFFGetField(out, TIFFTAG_BITSPERSAMPLE, &bps);
+ if( bps == 0 )
+ {
+ TIFFError(TIFFFileName(out), "Error, cannot read BitsPerSample");
+ _TIFFfree(obuf);
+ return 0;
+ }
+ if( (bps % 8) != 0 )
+ {
+ TIFFError(TIFFFileName(out), "Error, cannot handle BitsPerSample that is not a multiple of 8");
+ _TIFFfree(obuf);
+ return 0;
+ }
+ bytes_per_sample = bps/8;
for (s = 0; s < spp; s++) {
uint32_t row;
for (row = 0; row < imagelength; row += rowsperstrip) {
@@ -1682,7 +1697,7 @@ DECLAREwriteFunc(writeBufferToSeparateStrips)
cpContigBufToSeparateBuf(
obuf, (uint8_t*) buf + row * rowsize + s,
- nrows, imagewidth, 0, 0, spp, 1);
+ nrows, imagewidth, 0, 0, spp, bytes_per_sample);
if (TIFFWriteEncodedStrip(out, strip++, obuf, stripsize) < 0) {
TIFFError(TIFFFileName(out),
"Error, can't write strip %"PRIu32,
--
GitLab

3
SPECS/libtiff/CVE-2022-1056.nopatch
Просмотреть файл

@ -1,3 +0,0 @@
CVE-2022-1056 - Same fix as in CVE-2022-0891.
Both CVEs refer to issues #380 and #382 on gitlab libtiff/libtiff,
which are fixed in commit 232282fd8f9c21eefe8d2d2b96cdbbb172fe7b7c

39
SPECS/libtiff/CVE-2022-22844.patch
Просмотреть файл

@ -1,39 +0,0 @@
From 03047a26952a82daaa0792957ce211e0aa51bc64 Mon Sep 17 00:00:00 2001
From: 4ugustus <wangdw.augustus@qq.com>
Date: Tue, 25 Jan 2022 16:25:28 +0000
Subject: [PATCH] tiffset: fix global-buffer-overflow for ASCII tags where
count is required (fixes #355)
---
tools/tiffset.c | 16 +++++++++++++---
1 file changed, 13 insertions(+), 3 deletions(-)
diff --git a/tools/tiffset.c b/tools/tiffset.c
index 8c9e23c5..e7a88c09 100644
--- a/tools/tiffset.c
+++ b/tools/tiffset.c
@@ -146,9 +146,19 @@ main(int argc, char* argv[])
arg_index++;
if (TIFFFieldDataType(fip) == TIFF_ASCII) {
- if (TIFFSetField(tiff, TIFFFieldTag(fip), argv[arg_index]) != 1)
- fprintf( stderr, "Failed to set %s=%s\n",
- TIFFFieldName(fip), argv[arg_index] );
+ if(TIFFFieldPassCount( fip )) {
+ size_t len;
+ len = strlen(argv[arg_index]) + 1;
+ if (len > UINT16_MAX || TIFFSetField(tiff, TIFFFieldTag(fip),
+ (uint16_t)len, argv[arg_index]) != 1)
+ fprintf( stderr, "Failed to set %s=%s\n",
+ TIFFFieldName(fip), argv[arg_index] );
+ } else {
+ if (TIFFSetField(tiff, TIFFFieldTag(fip),
+ argv[arg_index]) != 1)
+ fprintf( stderr, "Failed to set %s=%s\n",
+ TIFFFieldName(fip), argv[arg_index] );
+ }
} else if (TIFFFieldWriteCount(fip) > 0
|| TIFFFieldWriteCount(fip) == TIFF_VARIABLE) {
int ret = 1;
--
GitLab

2
SPECS/libtiff/libtiff.signatures.json
Просмотреть файл

@ -1,5 +1,5 @@
{
"Signatures": {
"libtiff-v4.3.0.tar.gz": "5abe48cb2ea469fefb36d85718ddb1b9f28f95c87063e006696c83f23f5b8e41"
"libtiff-v4.4.0.tar.gz": "d118fc97748333ae6c53302ea06584148b72e128e924253d346b802d2a80a567"
}
}

17
SPECS/libtiff/libtiff.spec
Просмотреть файл

@ -1,22 +1,13 @@
Summary: TIFF libraries and associated utilities.
Name: libtiff
Version: 4.3.0
Release: 2%{?dist}
Version: 4.4.0
Release: 1%{?dist}
License: libtiff
Vendor: Microsoft Corporation
Distribution: Mariner
Group: System Environment/Libraries
URL: https://gitlab.com/libtiff/libtiff
Source0: https://gitlab.com/libtiff/libtiff/-/archive/v%{version}/libtiff-v%{version}.tar.gz
Patch0: CVE-2022-0561.patch
Patch1: CVE-2022-0562.patch
Patch2: CVE-2022-0865.patch
Patch3: CVE-2022-0891.patch
Patch4: CVE-2022-0907.patch
Patch5: CVE-2022-0908.patch
Patch6: CVE-2022-0909.patch
Patch7: CVE-2022-0924.patch
Patch8: CVE-2022-22844.patch
BuildRequires: autoconf
BuildRequires: automake
BuildRequires: libjpeg-turbo-devel
@ -71,6 +62,10 @@ make %{?_smp_mflags} -k check
%{_mandir}/man3/*
%changelog
* Mon Jun 13 2022 Muhammad Falak <mwani@microsoft.com> - 4.4.0-1
- Bump version to 4.4.0 to address CVE-2022-1622 & CVE-2022-1623
- Remove patches that are not applicable
* Fri Apr 15 2022 Cameron Baird <cameronbaird@microsoft.com> - 4.3.0-2
- Patch CVE-2022-0561, CVE-2022-0562, CVE-2022-0865, CVE-2022-0891, CVE-2022-0907, CVE-2022-0908,
- CVE-2022-0909, CVE-2022-0924, CVE-2022-22844

4
cgmanifest.json
Просмотреть файл

@ -9811,8 +9811,8 @@
"type": "other",
"other": {
"name": "libtiff",
"version": "4.3.0",
"downloadUrl": "https://gitlab.com/libtiff/libtiff/-/archive/v4.3.0/libtiff-v4.3.0.tar.gz"
"version": "4.4.0",
"downloadUrl": "https://gitlab.com/libtiff/libtiff/-/archive/v4.4.0/libtiff-v4.4.0.tar.gz"
}
}
},