diff options
Diffstat (limited to 'php-bug79699.patch')
| -rw-r--r-- | php-bug79699.patch | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/php-bug79699.patch b/php-bug79699.patch new file mode 100644 index 0000000..b37cbbf --- /dev/null +++ b/php-bug79699.patch @@ -0,0 +1,142 @@ +From 33a0a05b0995907eb1b2b922676ab765ac6fcac2 Mon Sep 17 00:00:00 2001 +From: Stanislav Malyshev <stas@php.net> +Date: Sun, 20 Sep 2020 18:08:55 -0700 +Subject: [PATCH] Do not decode cookie names anymore + +(cherry picked from commit 6559fe912661ca5ce5f0eeeb591d928451428ed0) +--- + main/php_variables.c | 8 ++++++-- + tests/basic/022.phpt | 10 +++++++--- + tests/basic/023.phpt | 4 +++- + tests/basic/bug79699.phpt | 22 ++++++++++++++++++++++ + 4 files changed, 38 insertions(+), 6 deletions(-) + create mode 100644 tests/basic/bug79699.phpt + +diff --git a/main/php_variables.c b/main/php_variables.c +index d3cfb7f737..50ecc663bd 100644 +--- a/main/php_variables.c ++++ b/main/php_variables.c +@@ -464,7 +464,9 @@ SAPI_API SAPI_TREAT_DATA_FUNC(php_default_treat_data) + size_t new_val_len; + + *val++ = '\0'; +- php_url_decode(var, strlen(var)); ++ if (arg != PARSE_COOKIE) { ++ php_url_decode(var, strlen(var)); ++ } + val_len = php_url_decode(val, strlen(val)); + val = estrndup(val, val_len); + if (sapi_module.input_filter(arg, var, &val, val_len, &new_val_len)) { +@@ -475,7 +477,9 @@ SAPI_API SAPI_TREAT_DATA_FUNC(php_default_treat_data) + size_t val_len; + size_t new_val_len; + +- php_url_decode(var, strlen(var)); ++ if (arg != PARSE_COOKIE) { ++ php_url_decode(var, strlen(var)); ++ } + val_len = 0; + val = estrndup("", val_len); + if (sapi_module.input_filter(arg, var, &val, val_len, &new_val_len)) { +diff --git a/tests/basic/022.phpt b/tests/basic/022.phpt +index 0ab70d4be7..bd1db13701 100644 +--- a/tests/basic/022.phpt ++++ b/tests/basic/022.phpt +@@ -10,7 +10,7 @@ cookie1=val1 ; cookie2=val2%20; cookie3=val 3.; cookie 4= value 4 %3B; cookie1= + var_dump($_COOKIE); + ?> + --EXPECT-- +-array(10) { ++array(12) { + ["cookie1"]=> + string(6) "val1 " + ["cookie2"]=> +@@ -19,11 +19,15 @@ array(10) { + string(6) "val 3." + ["cookie_4"]=> + string(10) " value 4 ;" ++ ["%20cookie1"]=> ++ string(6) "ignore" ++ ["+cookie1"]=> ++ string(6) "ignore" + ["cookie__5"]=> + string(7) " value" +- ["cookie_6"]=> ++ ["cookie%206"]=> + string(3) "þæö" +- ["cookie_7"]=> ++ ["cookie+7"]=> + string(0) "" + ["$cookie_8"]=> + string(0) "" +diff --git a/tests/basic/023.phpt b/tests/basic/023.phpt +index ca5f1dcfbb..0e2e0ac669 100644 +--- a/tests/basic/023.phpt ++++ b/tests/basic/023.phpt +@@ -10,9 +10,11 @@ c o o k i e=value; c o o k i e= v a l u e ;;c%20o+o k+i%20e=v;name="value","valu + var_dump($_COOKIE); + ?> + --EXPECT-- +-array(3) { ++array(4) { + ["c_o_o_k_i_e"]=> + string(5) "value" ++ ["c%20o+o_k+i%20e"]=> ++ string(1) "v" + ["name"]=> + string(24) ""value","value",UEhQIQ==" + ["UEhQIQ"]=> +diff --git a/tests/basic/bug79699.phpt b/tests/basic/bug79699.phpt +new file mode 100644 +index 0000000000..fc3d3fedb0 +--- /dev/null ++++ b/tests/basic/bug79699.phpt +@@ -0,0 +1,22 @@ ++--TEST-- ++Cookies Security Bug ++--INI-- ++max_input_vars=1000 ++filter.default=unsafe_raw ++--COOKIE-- ++__%48ost-evil=evil; __Host-evil=good; %66oo=baz;foo=bar ++--FILE-- ++<?php ++var_dump($_COOKIE); ++?> ++--EXPECT-- ++array(4) { ++ ["__%48ost-evil"]=> ++ string(4) "evil" ++ ["__Host-evil"]=> ++ string(4) "good" ++ ["%66oo"]=> ++ string(3) "baz" ++ ["foo"]=> ++ string(3) "bar" ++} +From 4248ab3d8ef089f23b93cdf979ce7a5690f8bf9d Mon Sep 17 00:00:00 2001 +From: Remi Collet <remi@remirepo.net> +Date: Tue, 29 Sep 2020 09:11:38 +0200 +Subject: [PATCH] NEWS + +--- + NEWS | 6 ++++++ + 1 file changed, 6 insertions(+) + +diff --git a/NEWS b/NEWS +index d826960c11..47848d24b7 100644 +--- a/NEWS ++++ b/NEWS +@@ -1,6 +1,12 @@ + PHP NEWS + ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| + ++Backported from 7.2.34 ++ ++- Core: ++ . Fixed bug #79699 (PHP parses encoded cookie names so malicious `__Host-` ++ cookies can be sent). (CVE-2020-7070) (Stas) ++ + Backported from 7.2.33 + + - Core: |