From 635b211e0f93b9830bd450b0c089d512aa9bba8f Mon Sep 17 00:00:00 2001 From: "Slater, Joseph" Date: Tue, 12 Nov 2019 13:22:44 -0800 Subject: php: fix CVE-2019-11043 Backport unmodified patch from git.php.net. Fixed in php 7.3.11. Signed-off-by: Joe Slater Signed-off-by: Joe Slater Signed-off-by: Armin Kuster --- .../recipes-devtools/php/php/CVE-2019-11043.patch | 38 ++++++++++++++++++++++ meta-oe/recipes-devtools/php/php_7.3.9.bb | 1 + 2 files changed, 39 insertions(+) create mode 100644 meta-oe/recipes-devtools/php/php/CVE-2019-11043.patch diff --git a/meta-oe/recipes-devtools/php/php/CVE-2019-11043.patch b/meta-oe/recipes-devtools/php/php/CVE-2019-11043.patch new file mode 100644 index 0000000000..7e20063bd6 --- /dev/null +++ b/meta-oe/recipes-devtools/php/php/CVE-2019-11043.patch @@ -0,0 +1,38 @@ +From ab061f95ca966731b1c84cf5b7b20155c0a1c06a Mon Sep 17 00:00:00 2001 +From: Jakub Zelenka +Date: Sat, 12 Oct 2019 15:56:16 +0100 +Subject: [PATCH] Fix bug #78599 (env_path_info underflow can lead to RCE) + +CVE: CVE-2019-11043 + +Fixed in php version 7.3.11. + +Upstream-Status: Backport [https://git.php.net/repository/php-src.git] + +Signed-off-by: Joe Slater +--- + NEWS | 4 +- + sapi/fpm/fpm/fpm_main.c | 4 +- + .../tests/bug78599-path-info-underflow.phpt | 61 +++++++++++++++++++ + sapi/fpm/tests/tester.inc | 11 +++- + 4 files changed, 75 insertions(+), 5 deletions(-) + create mode 100644 sapi/fpm/tests/bug78599-path-info-underflow.phpt + +diff --git a/sapi/fpm/fpm/fpm_main.c b/sapi/fpm/fpm/fpm_main.c +index 24a7e5d56a..50f92981f1 100644 +--- a/sapi/fpm/fpm/fpm_main.c ++++ b/sapi/fpm/fpm/fpm_main.c +@@ -1209,8 +1209,8 @@ static void init_request_info(void) + path_info = script_path_translated + ptlen; + tflag = (slen != 0 && (!orig_path_info || strcmp(orig_path_info, path_info) != 0)); + } else { +- path_info = env_path_info ? env_path_info + pilen - slen : NULL; +- tflag = (orig_path_info != path_info); ++ path_info = (env_path_info && pilen > slen) ? env_path_info + pilen - slen : NULL; ++ tflag = path_info && (orig_path_info != path_info); + } + + if (tflag) { +-- +2.17.1 + diff --git a/meta-oe/recipes-devtools/php/php_7.3.9.bb b/meta-oe/recipes-devtools/php/php_7.3.9.bb index a5c7b9b6ba..e886cb1a23 100644 --- a/meta-oe/recipes-devtools/php/php_7.3.9.bb +++ b/meta-oe/recipes-devtools/php/php_7.3.9.bb @@ -8,6 +8,7 @@ SRC_URI += "file://0001-acinclude.m4-don-t-unset-cache-variables.patch \ file://0001-Use-pkg-config-for-libxml2-detection.patch \ file://debian-php-fixheader.patch \ file://CVE-2019-6978.patch \ + file://CVE-2019-11043.patch \ " SRC_URI_append_class-target = " \ file://pear-makefile.patch \ -- cgit 1.2.3-korg