guix/gnu/packages/patches/libtiff-CVE-2014-8127-pt1.patch
Mark H Weaver 8e28d22c91 gnu: libtiff: Add fixes for several CVEs.
* gnu/packages/patches/libtiff-CVE-2012-4564.patch,
  gnu/packages/patches/libtiff-CVE-2013-1960.patch,
  gnu/packages/patches/libtiff-CVE-2013-1961.patch,
  gnu/packages/patches/libtiff-CVE-2013-4231.patch,
  gnu/packages/patches/libtiff-CVE-2013-4232.patch,
  gnu/packages/patches/libtiff-CVE-2013-4243.patch,
  gnu/packages/patches/libtiff-CVE-2013-4244.patch,
  gnu/packages/patches/libtiff-CVE-2014-8127-pt1.patch,
  gnu/packages/patches/libtiff-CVE-2014-8127-pt2.patch,
  gnu/packages/patches/libtiff-CVE-2014-8127-pt3.patch,
  gnu/packages/patches/libtiff-CVE-2014-8127-pt4.patch,
  gnu/packages/patches/libtiff-CVE-2014-8128-pt1.patch,
  gnu/packages/patches/libtiff-CVE-2014-8128-pt2.patch,
  gnu/packages/patches/libtiff-CVE-2014-8128-pt3.patch,
  gnu/packages/patches/libtiff-CVE-2014-8128-pt4.patch,
  gnu/packages/patches/libtiff-CVE-2014-8128-pt5.patch,
  gnu/packages/patches/libtiff-CVE-2014-8129.patch,
  gnu/packages/patches/libtiff-CVE-2014-9330.patch,
  gnu/packages/patches/libtiff-CVE-2014-9655.patch: New files.
* gnu-system.am (dist_patch_DATA): Add them.
* gnu/packages/image.scm (libtiff)[source]: Add patches.
2015-06-16 01:02:01 -04:00

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Copied from Debian
From 0782c759084daaf9e4de7ee6be7543081823455e Mon Sep 17 00:00:00 2001
From: erouault <erouault>
Date: Sun, 21 Dec 2014 20:58:29 +0000
Subject: [PATCH] * tools/tiff2bw.c: when Photometric=RGB, the utility only
works if SamplesPerPixel = 3. Enforce that
http://bugzilla.maptools.org/show_bug.cgi?id=2485 (CVE-2014-8127)
---
ChangeLog | 6 ++++++
tools/tiff2bw.c | 5 +++++
2 files changed, 11 insertions(+)
diff --git a/tools/tiff2bw.c b/tools/tiff2bw.c
index 22467cd..94b8e31 100644
--- a/tools/tiff2bw.c
+++ b/tools/tiff2bw.c
@@ -171,6 +171,11 @@ main(int argc, char* argv[])
argv[optind], samplesperpixel);
return (-1);
}
+ if( photometric == PHOTOMETRIC_RGB && samplesperpixel != 3) {
+ fprintf(stderr, "%s: Bad samples/pixel %u for PHOTOMETRIC_RGB.\n",
+ argv[optind], samplesperpixel);
+ return (-1);
+ }
TIFFGetField(in, TIFFTAG_BITSPERSAMPLE, &bitspersample);
if (bitspersample != 8) {
fprintf(stderr,