diff options
Diffstat (limited to 'meta/recipes-extended/ghostscript/ghostscript/CVE-2017-7207.patch')
| -rw-r--r-- | meta/recipes-extended/ghostscript/ghostscript/CVE-2017-7207.patch | 39 |
1 files changed, 0 insertions, 39 deletions
diff --git a/meta/recipes-extended/ghostscript/ghostscript/CVE-2017-7207.patch b/meta/recipes-extended/ghostscript/ghostscript/CVE-2017-7207.patch deleted file mode 100644 index a05dc02c6c..0000000000 --- a/meta/recipes-extended/ghostscript/ghostscript/CVE-2017-7207.patch +++ /dev/null @@ -1,39 +0,0 @@ -From 0e88bee1304993668fede72498d656a2dd33a35e Mon Sep 17 00:00:00 2001 -From: Ken Sharp <ken.sharp@artifex.com> -Date: Mon, 20 Mar 2017 09:34:11 +0000 -Subject: [PATCH] Ensure a device has raster memory, before trying to read it. - -Bug #697676 "Null pointer dereference in mem_get_bits_rectangle()" - -This is only possible by abusing/mis-using Ghostscript-specific -language extensions, so cannot happen in a general PostScript program. - -Nevertheless, Ghostscript should not crash. So this commit checks the -memory device to see if raster memory has been allocated, before trying -to read from it. - -Upstream-Status: Backport -CVE: CVE-2017-7207 - -Author: Ken Sharp <ken.sharp@artifex.com> -Signed-off-by: Catalin Enache <catalin.enache@windriver.com> ---- - base/gdevmem.c | 2 ++ - 1 file changed, 2 insertions(+) - -diff --git a/base/gdevmem.c b/base/gdevmem.c -index 41108ba..183f96d 100644 ---- a/base/gdevmem.c -+++ b/base/gdevmem.c -@@ -605,6 +605,8 @@ mem_get_bits_rectangle(gx_device * dev, const gs_int_rect * prect, - GB_PACKING_CHUNKY | GB_COLORS_NATIVE | GB_ALPHA_NONE; - return_error(gs_error_rangecheck); - } -+ if (mdev->line_ptrs == 0x00) -+ return_error(gs_error_rangecheck); - if ((w <= 0) | (h <= 0)) { - if ((w | h) < 0) - return_error(gs_error_rangecheck); --- -2.10.2 - |