diff options
Diffstat (limited to 'meta/recipes-extended/ghostscript/ghostscript/CVE-2019-10216.patch')
| -rw-r--r-- | meta/recipes-extended/ghostscript/ghostscript/CVE-2019-10216.patch | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/meta/recipes-extended/ghostscript/ghostscript/CVE-2019-10216.patch b/meta/recipes-extended/ghostscript/ghostscript/CVE-2019-10216.patch new file mode 100644 index 0000000000..9bec7343f5 --- /dev/null +++ b/meta/recipes-extended/ghostscript/ghostscript/CVE-2019-10216.patch @@ -0,0 +1,53 @@ +From 5b85ddd19a8420a1bd2d5529325be35d78e94234 Mon Sep 17 00:00:00 2001 +From: Chris Liddell <chris.liddell@artifex.com> +Date: Fri, 2 Aug 2019 15:18:26 +0100 +Subject: [PATCH] Bug 701394: protect use of .forceput with executeonly + +Upstream-Status: Backport [http://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=5b85ddd19] +CVE: CVE-2019-10216 +Signed-off-by: Lee Chee Yang <chee.yang.lee@intel.com> + +--- + Resource/Init/gs_type1.ps | 14 +++++++------- + 1 file changed, 7 insertions(+), 7 deletions(-) + +diff --git a/Resource/Init/gs_type1.ps b/Resource/Init/gs_type1.ps +index 6c7735bc0..a039ccee3 100644 +--- a/Resource/Init/gs_type1.ps ++++ b/Resource/Init/gs_type1.ps +@@ -118,25 +118,25 @@ + ( to be the same as glyph: ) print 1 index //== exec } if + 3 index exch 3 index .forceput + % scratch(string) RAGL(dict) AGL(dict) CharStrings(dict) cstring gname +- } ++ }executeonly + {pop} ifelse +- } forall ++ } executeonly forall + pop pop +- } ++ } executeonly + { + pop pop pop + } ifelse +- } ++ } executeonly + { + % scratch(string) RAGL(dict) AGL(dict) CharStrings(dict) cstring gname + pop pop + } ifelse +- } forall ++ } executeonly forall + 3 1 roll pop pop +- } if ++ } executeonly if + pop + dup /.AGLprocessed~GS //true .forceput +- } if ++ } executeonly if + + %% We need to excute the C .buildfont1 in a stopped context so that, if there + %% are errors we can put the stack back sanely and exit. Otherwise callers won't +-- +2.17.1 + |