From 9db907a0bd331c47c4882b82f9f1d2a7ef1f6d1f Mon Sep 17 00:00:00 2001 From: Joe Slater Date: Wed, 16 Aug 2017 14:46:11 -0700 Subject: ruby: fix CVE-2017-9224 Use DATA_ENSURE(1) before access. Signed-off-by: Joe Slater Signed-off-by: Richard Purdie --- .../ruby/ruby/ruby-CVE-2017-9224.patch | 41 ++++++++++++++++++++++ meta/recipes-devtools/ruby/ruby_2.4.1.bb | 4 +++ 2 files changed, 45 insertions(+) create mode 100644 meta/recipes-devtools/ruby/ruby/ruby-CVE-2017-9224.patch (limited to 'meta/recipes-devtools') diff --git a/meta/recipes-devtools/ruby/ruby/ruby-CVE-2017-9224.patch b/meta/recipes-devtools/ruby/ruby/ruby-CVE-2017-9224.patch new file mode 100644 index 0000000000..848139b7e3 --- /dev/null +++ b/meta/recipes-devtools/ruby/ruby/ruby-CVE-2017-9224.patch @@ -0,0 +1,41 @@ +From 690313a061f7a4fa614ec5cc8368b4f2284e059b Mon Sep 17 00:00:00 2001 +From: "K.Kosako" +Date: Tue, 23 May 2017 10:28:58 +0900 +Subject: [PATCH] fix #57 : DATA_ENSURE() check must be before data access + +--- + regexec.c | 5 ----- + 1 file changed, 5 deletions(-) + +--- end of original header + +CVE: CVE-2017-9224 + +Context modified so that patch applies for version 2.4.1. + +Upstream-Status: Pending +Signed-off-by: Joe Slater + + +diff --git a/regexec.c b/regexec.c +index 35fef11..d4e577d 100644 +--- a/regexec.c ++++ b/regexec.c +@@ -1473,14 +1473,9 @@ match_at(regex_t* reg, const UChar* str, const UChar* end, + NEXT; + + CASE(OP_EXACT1) MOP_IN(OP_EXACT1); +-#if 0 + DATA_ENSURE(1); + if (*p != *s) goto fail; + p++; s++; +-#endif +- if (*p != *s++) goto fail; +- DATA_ENSURE(0); +- p++; + MOP_OUT; + break; + +-- +1.7.9.5 + diff --git a/meta/recipes-devtools/ruby/ruby_2.4.1.bb b/meta/recipes-devtools/ruby/ruby_2.4.1.bb index 1d335f1c28..77e17f199b 100644 --- a/meta/recipes-devtools/ruby/ruby_2.4.1.bb +++ b/meta/recipes-devtools/ruby/ruby_2.4.1.bb @@ -1,5 +1,9 @@ require ruby.inc +SRC_URI += " \ + file://ruby-CVE-2017-9224.patch \ + " + SRC_URI[md5sum] = "782bca562e474dd25956dd0017d92677" SRC_URI[sha256sum] = "a330e10d5cb5e53b3a0078326c5731888bb55e32c4abfeb27d9e7f8e5d000250" -- cgit 1.2.3-korg