diff options
Diffstat (limited to 'bug72446.patch')
-rw-r--r-- | bug72446.patch | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/bug72446.patch b/bug72446.patch new file mode 100644 index 0000000..1990705 --- /dev/null +++ b/bug72446.patch @@ -0,0 +1,30 @@ +Backported from 5.5.37 for 5.4 by Remi Collet + + +From c395c6e5d7e8df37a21265ff76e48fe75ceb5ae6 Mon Sep 17 00:00:00 2001 +From: Stanislav Malyshev <stas@php.net> +Date: Mon, 20 Jun 2016 23:58:26 -0700 +Subject: [PATCH] iFixed bug #72446 - Integer Overflow in + gdImagePaletteToTrueColor() resulting in heap overflow + +--- + NEWS | 2 ++ + ext/gd/libgd/gd.c | 22 +++++++++++++--------- + 2 files changed, 15 insertions(+), 9 deletions(-) + +diff --git a/ext/gd/libgd/gd.c b/ext/gd/libgd/gd.c +index 2c63aac..4dad95a 100644 +--- a/ext/gd/libgd/gd.c ++++ b/ext/gd/libgd/gd.c +@@ -133,6 +133,10 @@ gdImagePtr gdImageCreate (int sx, int sy) + return NULL; + } + ++ if (overflow2(sizeof(unsigned char *), sx)) { ++ return NULL; ++ } ++ + im = (gdImage *) gdCalloc(1, sizeof(gdImage)); + + /* Row-major ever since gd 1.3 */ + |