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a1537ac2ba
* gnu/packages/patches/gd-CVE-2016-5766.patch, gnu/packages/patches/gd-CVE-2016-6128.patch, gnu/packages/patches/gd-CVE-2016-6132.patch, gnu/packages/patches/gd-CVE-2016-6214.patch: New files. * gnu/local.mk (dist_patch_DATA): Add them. * gnu/packages/gd.scm (gd): Use patches.
253 lines
6.7 KiB
Diff
253 lines
6.7 KiB
Diff
Fix CVE-2016-6128 (invalid color index is not properly handled leading
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to denial of service).
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https://cve.mitre.org/cgi-bin/cvename.cgi?name=2016-6128
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Copied from upstream commits:
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https://github.com/libgd/libgd/compare/3fe0a7128bac5000fdcfab888bd2a75ec0c9447d...fd623025505e87bba7ec8555eeb72dae4fb0afd
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From 1ccfe21e14c4d18336f9da8515cd17db88c3de61 Mon Sep 17 00:00:00 2001
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From: Pierre Joye <pierre.php@gmail.com>
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Date: Mon, 27 Jun 2016 11:17:39 +0700
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Subject: [PATCH 1/8] fix php 72494, invalid color index not handled, can lead
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to crash
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---
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src/gd_crop.c | 4 ++++
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tests/CMakeLists.txt | 1 +
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tests/Makefile.am | 1 +
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3 files changed, 6 insertions(+)
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diff --git a/src/gd_crop.c b/src/gd_crop.c
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index 0296633..532b49b 100644
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--- a/src/gd_crop.c
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+++ b/src/gd_crop.c
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@@ -136,6 +136,10 @@ BGD_DECLARE(gdImagePtr) gdImageCropThreshold(gdImagePtr im, const unsigned int c
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return NULL;
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}
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+ if (color < 0 || (!gdImageTrueColor(im) && color >= gdImageColorsTotal(im))) {
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+ return NULL;
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+ }
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+
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/* TODO: Add gdImageGetRowPtr and works with ptr at the row level
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* for the true color and palette images
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* new formats will simply work with ptr
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diff --git a/tests/CMakeLists.txt b/tests/CMakeLists.txt
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index 6f5c786..5093d52 100644
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--- a/tests/CMakeLists.txt
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+++ b/tests/CMakeLists.txt
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@@ -31,6 +31,7 @@ if (BUILD_TEST)
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gdimagecolortransparent
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gdimagecopy
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gdimagecopyrotated
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+ gdimagecrop
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gdimagefile
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gdimagefill
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gdimagefilledellipse
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diff --git a/tests/Makefile.am b/tests/Makefile.am
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index 4f6e756..5a0ebe8 100644
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--- a/tests/Makefile.am
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+++ b/tests/Makefile.am
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@@ -25,6 +25,7 @@ include gdimagecolorresolve/Makemodule.am
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include gdimagecolortransparent/Makemodule.am
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include gdimagecopy/Makemodule.am
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include gdimagecopyrotated/Makemodule.am
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+include gdimagecrop/Makemodule.am
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include gdimagefile/Makemodule.am
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include gdimagefill/Makemodule.am
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include gdimagefilledellipse/Makemodule.am
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--
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2.9.1
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From 8c9f39c7cb1f62ea00bc7a48aff64d3811c2d6d0 Mon Sep 17 00:00:00 2001
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From: Pierre Joye <pierre.php@gmail.com>
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Date: Mon, 27 Jun 2016 11:20:07 +0700
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Subject: [PATCH 2/8] fix php 72494, invalid color index not handled, can lead
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to crash
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---
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tests/gdimagecrop/.gitignore | 1 +
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1 file changed, 1 insertion(+)
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create mode 100644 tests/gdimagecrop/.gitignore
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diff --git a/tests/gdimagecrop/.gitignore b/tests/gdimagecrop/.gitignore
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new file mode 100644
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index 0000000..8e8c9c3
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--- /dev/null
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+++ b/tests/gdimagecrop/.gitignore
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@@ -0,0 +1 @@
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+/php_bug_72494
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--
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2.9.1
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From 8de370b7b6263a02268037a7cd13ddd991b43ea9 Mon Sep 17 00:00:00 2001
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From: Pierre Joye <pierre.php@gmail.com>
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Date: Mon, 27 Jun 2016 11:24:50 +0700
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Subject: [PATCH 3/8] fix php 72494, invalid color index not handled, can lead
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to crash
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---
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tests/gdimagecrop/CMakeLists.txt | 5 +++++
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1 file changed, 5 insertions(+)
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create mode 100644 tests/gdimagecrop/CMakeLists.txt
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diff --git a/tests/gdimagecrop/CMakeLists.txt b/tests/gdimagecrop/CMakeLists.txt
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new file mode 100644
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index 0000000..f7e4c7e
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--- /dev/null
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+++ b/tests/gdimagecrop/CMakeLists.txt
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@@ -0,0 +1,5 @@
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+SET(TESTS_FILES
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+ php_bug_72494
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+)
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+
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+ADD_GD_TESTS()
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--
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2.9.1
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From bca12e4e11ecda8a0ea719472700ad5c2b36a0d6 Mon Sep 17 00:00:00 2001
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From: Pierre Joye <pierre.php@gmail.com>
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Date: Mon, 27 Jun 2016 11:25:12 +0700
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Subject: [PATCH 4/8] fix php 72494, invalid color index not handled, can lead
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to crash
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---
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tests/gdimagecrop/Makemodule.am | 5 +++++
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1 file changed, 5 insertions(+)
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create mode 100644 tests/gdimagecrop/Makemodule.am
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diff --git a/tests/gdimagecrop/Makemodule.am b/tests/gdimagecrop/Makemodule.am
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new file mode 100644
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index 0000000..210888b
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--- /dev/null
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+++ b/tests/gdimagecrop/Makemodule.am
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@@ -0,0 +1,5 @@
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+libgd_test_programs += \
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+ gdimagecrop/php_bug_72494
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+
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+EXTRA_DIST += \
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+ gdimagecrop/CMakeLists.txt
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--
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2.9.1
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From 6ff72ae40c7c20ece939afb362d98cc37f4a1c96 Mon Sep 17 00:00:00 2001
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From: Pierre Joye <pierre.php@gmail.com>
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Date: Mon, 27 Jun 2016 11:25:40 +0700
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Subject: [PATCH 5/8] fix php 72494, invalid color index not handled, can lead
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to crash
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---
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tests/gdimagecrop/php_bug_72494.c | 23 +++++++++++++++++++++++
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1 file changed, 23 insertions(+)
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create mode 100644 tests/gdimagecrop/php_bug_72494.c
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diff --git a/tests/gdimagecrop/php_bug_72494.c b/tests/gdimagecrop/php_bug_72494.c
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new file mode 100644
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index 0000000..adaa379
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--- /dev/null
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+++ b/tests/gdimagecrop/php_bug_72494.c
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@@ -0,0 +1,23 @@
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+#include <stdio.h>
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+#include <stdlib.h>
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+#include "gd.h"
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+
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+#include "gdtest.h"
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+
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+int main()
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+{
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+ gdImagePtr im, exp;
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+ int error = 0;
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+
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+ im = gdImageCreate(50, 50);
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+
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+ if (!im) {
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+ gdTestErrorMsg("gdImageCreate failed.\n");
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+ return 1;
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+ }
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+
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+ gdImageCropThreshold(im, 1337, 0);
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+ gdImageDestroy(im);
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+ /* this bug tests a crash, it never reaches this point if the bug exists*/
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+ return 0;
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+}
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--
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2.9.1
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From a0f9f8f7bd0d3a6c6afd6d180b8e75d93aadddfa Mon Sep 17 00:00:00 2001
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From: Pierre Joye <pierre.php@gmail.com>
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Date: Mon, 27 Jun 2016 11:38:07 +0700
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Subject: [PATCH 6/8] fix php 72494, CID 149753, color is unsigned int, remove
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useless <0 comparison
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---
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src/gd_crop.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/src/gd_crop.c b/src/gd_crop.c
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index 532b49b..d51ad67 100644
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--- a/src/gd_crop.c
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+++ b/src/gd_crop.c
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@@ -136,7 +136,7 @@ BGD_DECLARE(gdImagePtr) gdImageCropThreshold(gdImagePtr im, const unsigned int c
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return NULL;
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}
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- if (color < 0 || (!gdImageTrueColor(im) && color >= gdImageColorsTotal(im))) {
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+ if (!gdImageTrueColor(im) && color >= gdImageColorsTotal(im)) {
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return NULL;
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}
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--
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2.9.1
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From 907115fbb980862934d0de91af4977a216745039 Mon Sep 17 00:00:00 2001
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From: Pierre Joye <pierre.php@gmail.com>
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Date: Mon, 27 Jun 2016 11:51:40 +0700
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Subject: [PATCH 7/8] fix php 72494, CID 149753, color is unsigned int, remove
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useless <0 comparison
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---
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tests/gdimagecrop/php_bug_72494.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/tests/gdimagecrop/php_bug_72494.c b/tests/gdimagecrop/php_bug_72494.c
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index adaa379..5cb589b 100644
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--- a/tests/gdimagecrop/php_bug_72494.c
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+++ b/tests/gdimagecrop/php_bug_72494.c
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@@ -6,7 +6,7 @@
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int main()
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{
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- gdImagePtr im, exp;
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+ gdImagePtr im;
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int error = 0;
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im = gdImageCreate(50, 50);
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--
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2.9.1
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From fd623025505e87bba7ec8555eeb72dae4fb0afdc Mon Sep 17 00:00:00 2001
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From: Pierre Joye <pierre.php@gmail.com>
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Date: Mon, 27 Jun 2016 12:04:25 +0700
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Subject: [PATCH 8/8] fix php 72494, CID 149753, color is unsigned int, remove
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useless <0 comparison
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---
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tests/gdimagecrop/php_bug_72494.c | 1 -
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1 file changed, 1 deletion(-)
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diff --git a/tests/gdimagecrop/php_bug_72494.c b/tests/gdimagecrop/php_bug_72494.c
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index 5cb589b..3bd19be 100644
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--- a/tests/gdimagecrop/php_bug_72494.c
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+++ b/tests/gdimagecrop/php_bug_72494.c
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@@ -7,7 +7,6 @@
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int main()
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{
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gdImagePtr im;
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- int error = 0;
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im = gdImageCreate(50, 50);
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--
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2.9.1
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