diff options
| -rw-r--r-- | gnu-system.am | 1 | ||||
| -rw-r--r-- | gnu/packages/ghostscript.scm | 5 | ||||
| -rw-r--r-- | gnu/packages/patches/ghostscript-CVE-2015-3228.patch | 32 |
3 files changed, 36 insertions, 2 deletions
diff --git a/gnu-system.am b/gnu-system.am index 015ac769b5..115437f1e2 100644 --- a/gnu-system.am +++ b/gnu-system.am @@ -444,6 +444,7 @@ dist_patch_DATA = \ gnu/packages/patches/gcc-libvtv-runpath.patch \ gnu/packages/patches/gcc-5.0-libvtv-runpath.patch \ gnu/packages/patches/geoclue-config.patch \ + gnu/packages/patches/ghostscript-CVE-2015-3228.patch \ gnu/packages/patches/ghostscript-runpath.patch \ gnu/packages/patches/gitolite-openssh-6.8-compat.patch \ gnu/packages/patches/glib-tests-desktop.patch \ diff --git a/gnu/packages/ghostscript.scm b/gnu/packages/ghostscript.scm index 09306e942d..bd57889888 100644 --- a/gnu/packages/ghostscript.scm +++ b/gnu/packages/ghostscript.scm @@ -1,6 +1,6 @@ ;;; GNU Guix --- Functional package management for GNU ;;; Copyright © 2013 Andreas Enge <andreas@enge.fr> -;;; Copyright © 2014 Mark H Weaver <mhw@netris.org> +;;; Copyright © 2014, 2015 Mark H Weaver <mhw@netris.org> ;;; Copyright © 2015 Ricardo Wurmus <rekado@elephly.net> ;;; Copyright © 2015 Ludovic Courtès <ludo@gnu.org> ;;; @@ -129,7 +129,8 @@ printing, and psresize, for adjusting page sizes.") (sha256 (base32 "0q4jj41p0qbr4mgcc9q78f5zs8cm1g57wgryhsm2yq4lfslm3ib1")) - (patches (list (search-patch "ghostscript-runpath.patch"))) + (patches (map search-patch '("ghostscript-CVE-2015-3228.patch" + "ghostscript-runpath.patch"))) (modules '((guix build utils))) (snippet ;; Honor --docdir. diff --git a/gnu/packages/patches/ghostscript-CVE-2015-3228.patch b/gnu/packages/patches/ghostscript-CVE-2015-3228.patch new file mode 100644 index 0000000000..c19fdb1d43 --- /dev/null +++ b/gnu/packages/patches/ghostscript-CVE-2015-3228.patch @@ -0,0 +1,32 @@ +The file names in the upstream patch below were modified to apply to GNU +ghostscript. + +From 0c0b0859ae1aba64861599f0e7f74f143f305932 Mon Sep 17 00:00:00 2001 +From: Chris Liddell <chris.liddell@artifex.com> +Date: Tue, 7 Jul 2015 16:57:41 +0100 +Subject: [PATCH] Bug 696041: sanity check for memory allocation. + +In gs_heap_alloc_bytes(), add a sanity check to ensure we don't overflow the +variable holding the actual number of bytes we allocate. + +No cluster differences +--- + gs/base/gsmalloc.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/base/gsmalloc.c b/base/gsmalloc.c +index 624552d..cad79c2 100644 +--- a/base/gsmalloc.c ++++ b/base/gsmalloc.c +@@ -178,7 +178,7 @@ gs_heap_alloc_bytes(gs_memory_t * mem, uint size, client_name_t cname) + } else { + uint added = size + sizeof(gs_malloc_block_t); + +- if (mmem->limit - added < mmem->used) ++ if (added <= size || mmem->limit - added < mmem->used) + set_msg("exceeded limit"); + else if ((ptr = (byte *) Memento_label(malloc(added), cname)) == 0) + set_msg("failed"); +-- +2.4.6 + |