diff options
Diffstat (limited to 'poky/meta/recipes-extended/ghostscript/ghostscript/CVE-2019-6116-0004.patch')
| -rw-r--r-- | poky/meta/recipes-extended/ghostscript/ghostscript/CVE-2019-6116-0004.patch | 136 |
1 files changed, 0 insertions, 136 deletions
diff --git a/poky/meta/recipes-extended/ghostscript/ghostscript/CVE-2019-6116-0004.patch b/poky/meta/recipes-extended/ghostscript/ghostscript/CVE-2019-6116-0004.patch deleted file mode 100644 index cc15453f0..000000000 --- a/poky/meta/recipes-extended/ghostscript/ghostscript/CVE-2019-6116-0004.patch +++ /dev/null @@ -1,136 +0,0 @@ -From d739565534e955c4336731e4ea4eebc895c09c5c Mon Sep 17 00:00:00 2001 -From: Chris Liddell <chris.liddell@artifex.com> -Date: Tue, 18 Dec 2018 10:42:10 +0000 -Subject: [PATCH 4/7] Harden some uses of .force* operators - -by adding a few immediate evalutions - -CVE: CVE-2019-6116 -Upstream-Status: Backport [git://git.ghostscript.com/ghostpdl.git] - -Signed-off-by: Ovidiu Panait <ovidiu.panait@windriver.com> ---- - Resource/Init/gs_dps1.ps | 4 ++-- - Resource/Init/gs_fonts.ps | 20 ++++++++++---------- - Resource/Init/gs_init.ps | 6 +++--- - 3 files changed, 15 insertions(+), 15 deletions(-) - -diff --git a/Resource/Init/gs_dps1.ps b/Resource/Init/gs_dps1.ps -index 4fae283..b75ea14 100644 ---- a/Resource/Init/gs_dps1.ps -+++ b/Resource/Init/gs_dps1.ps -@@ -74,7 +74,7 @@ level2dict begin - } odef - % undefinefont has to take local/global VM into account. - /undefinefont % <fontname> undefinefont - -- { .FontDirectory 1 .argindex .forceundef % FontDirectory is readonly -+ { //.FontDirectory 1 .argindex .forceundef % FontDirectory is readonly - .currentglobal - { % Current mode is global; delete from local directory too. - //systemdict /LocalFontDirectory .knownget -@@ -85,7 +85,7 @@ level2dict begin - % definition, copy it into the local directory. - //systemdict /SharedFontDirectory .knownget - { 1 index .knownget -- { .FontDirectory 2 index 3 -1 roll { put } systemdict /superexec known {//superexec}{1183615869 internaldict /superexec get exec} ifelse } % readonly -+ { //.FontDirectory 2 index 3 -1 roll { put } systemdict /superexec known {//superexec}{1183615869 internaldict /superexec get exec} ifelse } % readonly - if - } - if -diff --git a/Resource/Init/gs_fonts.ps b/Resource/Init/gs_fonts.ps -index 290da0c..c13a2fc 100644 ---- a/Resource/Init/gs_fonts.ps -+++ b/Resource/Init/gs_fonts.ps -@@ -516,7 +516,7 @@ buildfontdict 3 /.buildfont3 cvx put - if - } - if -- dup .FontDirectory 4 -2 roll { .growput } systemdict /superexec known {//superexec}{1183615869 internaldict /superexec get exec} ifelse % readonly -+ dup //.FontDirectory 4 -2 roll { .growput } systemdict /superexec known {//superexec}{1183615869 internaldict /superexec get exec} ifelse % readonly - % If the font originated as a resource, register it. - currentfile .currentresourcefile eq { dup .registerfont } if - readonly -@@ -943,7 +943,7 @@ $error /SubstituteFont { } put - % Try to find a font using only the present contents of Fontmap. - /.tryfindfont { % <fontname> .tryfindfont <font> true - % <fontname> .tryfindfont false -- .FontDirectory 1 index .fontknownget -+ //.FontDirectory 1 index .fontknownget - { % Already loaded - exch pop //true - } -@@ -975,7 +975,7 @@ $error /SubstituteFont { } put - { % Font with a procedural definition - exec % The procedure will load the font. - % Check to make sure this really happened. -- .FontDirectory 1 index .knownget -+ //.FontDirectory 1 index .knownget - { exch pop //true exit } - if - } -@@ -1081,11 +1081,11 @@ $error /SubstituteFont { } put - % because it's different depending on language level. - .currentglobal exch /.setglobal .systemvar exec - % Remove the fake definition, if any. -- .FontDirectory 3 index .forceundef % readonly -- 1 index (r) file .loadfont .FontDirectory exch -+ //.FontDirectory 3 index .forceundef % readonly -+ 1 index (r) file .loadfont //.FontDirectory exch - /.setglobal .systemvar exec - } executeonly -- { .loadfont .FontDirectory -+ { .loadfont //.FontDirectory - } - ifelse - % Stack: fontname fontfilename fontdirectory -@@ -1119,8 +1119,8 @@ $error /SubstituteFont { } put - % Stack: origfontname fontdirectory filefontname fontdict - 3 -1 roll pop - % Stack: origfontname filefontname fontdict -- dup /FontName get dup FontDirectory exch .forceundef -- GlobalFontDirectory exch .forceundef -+ dup /FontName get dup //.FontDirectory exch .forceundef -+ /GlobalFontDirectory .systemvar exch .forceundef - dup length dict .copydict dup 3 index /FontName exch put - 2 index exch definefont - exch -@@ -1176,10 +1176,10 @@ currentdict /.putgstringcopy .undef - { - { - pop dup type /stringtype eq { cvn } if -- .FontDirectory 1 index known not { -+ //.FontDirectory 1 index known not { - 2 dict dup /FontName 3 index put - dup /FontType 1 put -- .FontDirectory 3 1 roll { put } systemdict /superexec known {//superexec}{1183615869 internaldict /superexec get exec} ifelse % readonly -+ //.FontDirectory 3 1 roll { put } systemdict /superexec known {//superexec}{1183615869 internaldict /superexec get exec} ifelse % readonly - } { - pop - } ifelse -diff --git a/Resource/Init/gs_init.ps b/Resource/Init/gs_init.ps -index 56c0bd2..d9a0829 100644 ---- a/Resource/Init/gs_init.ps -+++ b/Resource/Init/gs_init.ps -@@ -1168,8 +1168,8 @@ errordict /unknownerror .undef - }ifelse - }forall - noaccess pop -- systemdict /.setsafeerrors .forceundef -- systemdict /.SAFERERRORLIST .forceundef -+ //systemdict /.setsafeerrors .forceundef -+ //systemdict /.SAFERERRORLIST .forceundef - } bind executeonly odef - - SAFERERRORS {.setsafererrors} if -@@ -2114,7 +2114,7 @@ currentdict /tempfilepaths undef - - /.locksafe { - .locksafe_userparams -- systemdict /getenv {pop //false} .forceput -+ //systemdict /getenv {pop //false} .forceput - % setpagedevice has the side effect of clearing the page, but - % we will just document that. Using setpagedevice keeps the device - % properties and pagedevice .LockSafetyParams in agreement even --- -2.18.1 - |
