From b3134164ac72768f850d259aefef6edf32775e95 Mon Sep 17 00:00:00 2001 From: Remi Collet Date: Wed, 10 Apr 2024 11:40:27 +0200 Subject: Fix __Host-/__Secure- cookie bypass due to partial CVE-2022-31629 fix CVE-2024-2756 Fix password_verify can erroneously return true opening ATO risk CVE-2024-3096 --- failed.txt | 2 +- php-cve-2024-2756.patch | 193 ++++++++++++++++++++++++++++++++++++++++++++++++ php-cve-2024-3096.patch | 81 ++++++++++++++++++++ php74.spec | 12 ++- 4 files changed, 286 insertions(+), 2 deletions(-) create mode 100644 php-cve-2024-2756.patch create mode 100644 php-cve-2024-3096.patch diff --git a/failed.txt b/failed.txt index f009f0d..821fa60 100644 --- a/failed.txt +++ b/failed.txt @@ -1,4 +1,4 @@ -===== 7.4.33-13 (2024-03-07) +===== 7.4.33-14 (2024-04-11) $ grep -ar 'Tests failed' /var/lib/mock/*/build.log diff --git a/php-cve-2024-2756.patch b/php-cve-2024-2756.patch new file mode 100644 index 0000000..d927518 --- /dev/null +++ b/php-cve-2024-2756.patch @@ -0,0 +1,193 @@ +From a6c1c62a25ac23b08a86af11d68f0e2eaafc102b Mon Sep 17 00:00:00 2001 +From: Niels Dossche <7771979+nielsdos@users.noreply.github.com> +Date: Sun, 17 Mar 2024 21:04:47 +0100 +Subject: [PATCH 1/4] Fix GHSA-wpj3-hf5j-x4v4: __Host-/__Secure- cookie bypass + due to partial CVE-2022-31629 fix + +The check happened too early as later code paths may perform more +mangling rules. Move the check downwards right before adding the actual +variable. + +(cherry picked from commit 093c08af25fb323efa0c8e6154aa9fdeae3d3b53) +(cherry picked from commit 2e07a3acd7a6b53c55325b94bed97748d7697b53) +--- + ext/standard/tests/ghsa-wpj3-hf5j-x4v4.phpt | 63 +++++++++++++++++++++ + main/php_variables.c | 41 +++++++++----- + 2 files changed, 90 insertions(+), 14 deletions(-) + create mode 100644 ext/standard/tests/ghsa-wpj3-hf5j-x4v4.phpt + +diff --git a/ext/standard/tests/ghsa-wpj3-hf5j-x4v4.phpt b/ext/standard/tests/ghsa-wpj3-hf5j-x4v4.phpt +new file mode 100644 +index 00000000000..77fcb680894 +--- /dev/null ++++ b/ext/standard/tests/ghsa-wpj3-hf5j-x4v4.phpt +@@ -0,0 +1,63 @@ ++--TEST-- ++ghsa-wpj3-hf5j-x4v4 (__Host-/__Secure- cookie bypass due to partial CVE-2022-31629 fix) ++--COOKIE-- ++..Host-test=ignore_1; ++._Host-test=ignore_2; ++.[Host-test=ignore_3; ++_.Host-test=ignore_4; ++__Host-test=ignore_5; ++_[Host-test=ignore_6; ++[.Host-test=ignore_7; ++[_Host-test=ignore_8; ++[[Host-test=ignore_9; ++..Host-test[]=ignore_10; ++._Host-test[]=ignore_11; ++.[Host-test[]=ignore_12; ++_.Host-test[]=ignore_13; ++__Host-test[]=legitimate_14; ++_[Host-test[]=legitimate_15; ++[.Host-test[]=ignore_16; ++[_Host-test[]=ignore_17; ++[[Host-test[]=ignore_18; ++..Secure-test=ignore_1; ++._Secure-test=ignore_2; ++.[Secure-test=ignore_3; ++_.Secure-test=ignore_4; ++__Secure-test=ignore_5; ++_[Secure-test=ignore_6; ++[.Secure-test=ignore_7; ++[_Secure-test=ignore_8; ++[[Secure-test=ignore_9; ++..Secure-test[]=ignore_10; ++._Secure-test[]=ignore_11; ++.[Secure-test[]=ignore_12; ++_.Secure-test[]=ignore_13; ++__Secure-test[]=legitimate_14; ++_[Secure-test[]=legitimate_15; ++[.Secure-test[]=ignore_16; ++[_Secure-test[]=ignore_17; ++[[Secure-test[]=ignore_18; ++--FILE-- ++ ++--EXPECT-- ++array(3) { ++ ["__Host-test"]=> ++ array(1) { ++ [0]=> ++ string(13) "legitimate_14" ++ } ++ ["_"]=> ++ array(2) { ++ ["Host-test["]=> ++ string(13) "legitimate_15" ++ ["Secure-test["]=> ++ string(13) "legitimate_15" ++ } ++ ["__Secure-test"]=> ++ array(1) { ++ [0]=> ++ string(13) "legitimate_14" ++ } ++} +diff --git a/main/php_variables.c b/main/php_variables.c +index 18f6b65a6c5..e971d497337 100644 +--- a/main/php_variables.c ++++ b/main/php_variables.c +@@ -65,6 +65,21 @@ static zend_always_inline void php_register_variable_quick(const char *name, siz + zend_string_release_ex(key, 0); + } + ++/* Discard variable if mangling made it start with __Host-, where pre-mangling it did not start with __Host- ++ * Discard variable if mangling made it start with __Secure-, where pre-mangling it did not start with __Secure- */ ++static zend_bool php_is_forbidden_variable_name(const char *mangled_name, size_t mangled_name_len, const char *pre_mangled_name) ++{ ++ if (mangled_name_len >= sizeof("__Host-")-1 && strncmp(mangled_name, "__Host-", sizeof("__Host-")-1) == 0 && strncmp(pre_mangled_name, "__Host-", sizeof("__Host-")-1) != 0) { ++ return 1; ++ } ++ ++ if (mangled_name_len >= sizeof("__Secure-")-1 && strncmp(mangled_name, "__Secure-", sizeof("__Secure-")-1) == 0 && strncmp(pre_mangled_name, "__Secure-", sizeof("__Secure-")-1) != 0) { ++ return 1; ++ } ++ ++ return 0; ++} ++ + PHPAPI void php_register_variable_ex(char *var_name, zval *val, zval *track_vars_array) + { + char *p = NULL; +@@ -115,20 +130,6 @@ PHPAPI void php_register_variable_ex(char *var_name, zval *val, zval *track_vars + } + var_len = p - var; + +- /* Discard variable if mangling made it start with __Host-, where pre-mangling it did not start with __Host- */ +- if (strncmp(var, "__Host-", sizeof("__Host-")-1) == 0 && strncmp(var_name, "__Host-", sizeof("__Host-")-1) != 0) { +- zval_ptr_dtor_nogc(val); +- free_alloca(var_orig, use_heap); +- return; +- } +- +- /* Discard variable if mangling made it start with __Secure-, where pre-mangling it did not start with __Secure- */ +- if (strncmp(var, "__Secure-", sizeof("__Secure-")-1) == 0 && strncmp(var_name, "__Secure-", sizeof("__Secure-")-1) != 0) { +- zval_ptr_dtor_nogc(val); +- free_alloca(var_orig, use_heap); +- return; +- } +- + if (var_len==0) { /* empty variable name, or variable name with a space in it */ + zval_ptr_dtor_nogc(val); + free_alloca(var_orig, use_heap); +@@ -226,6 +227,12 @@ PHPAPI void php_register_variable_ex(char *var_name, zval *val, zval *track_vars + return; + } + } else { ++ if (php_is_forbidden_variable_name(index, index_len, var_name)) { ++ zval_ptr_dtor_nogc(val); ++ free_alloca(var_orig, use_heap); ++ return; ++ } ++ + gpc_element_p = zend_symtable_str_find(symtable1, index, index_len); + if (!gpc_element_p) { + zval tmp; +@@ -263,6 +270,12 @@ plain_var: + zval_ptr_dtor_nogc(val); + } + } else { ++ if (php_is_forbidden_variable_name(index, index_len, var_name)) { ++ zval_ptr_dtor_nogc(val); ++ free_alloca(var_orig, use_heap); ++ return; ++ } ++ + zend_ulong idx; + + /* +-- +2.44.0 + +From dcdd49ef3bfbd8ccc778850d6a0f9b98adf625d4 Mon Sep 17 00:00:00 2001 +From: Remi Collet +Date: Wed, 10 Apr 2024 08:59:32 +0200 +Subject: [PATCH 2/4] NEWS + +(cherry picked from commit 366cc249b7d54707572beb7096e8f6c65ee79719) +--- + NEWS | 6 ++++++ + 1 file changed, 6 insertions(+) + +diff --git a/NEWS b/NEWS +index 4f88029a7d6..d63aadc6851 100644 +--- a/NEWS ++++ b/NEWS +@@ -1,6 +1,12 @@ + PHP NEWS + ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| + ++Backported from 8.1.28 ++ ++- Standard: ++ . Fixed bug GHSA-wpj3-hf5j-x4v4 (__Host-/__Secure- cookie bypass due to ++ partial CVE-2022-31629 fix). (CVE-2024-2756) (nielsdos) ++ + Backported from 8.0.30 + + - Libxml: +-- +2.44.0 + diff --git a/php-cve-2024-3096.patch b/php-cve-2024-3096.patch new file mode 100644 index 0000000..5a1f20a --- /dev/null +++ b/php-cve-2024-3096.patch @@ -0,0 +1,81 @@ +From 4a7ceb9d6427f8d368f1a8739267b1f8310ec201 Mon Sep 17 00:00:00 2001 +From: Jakub Zelenka +Date: Fri, 29 Mar 2024 15:27:59 +0000 +Subject: [PATCH 3/4] Fix bug GHSA-q6x7-frmf-grcw: password_verify can + erroneously return true + +Disallow null character in bcrypt password + +(cherry picked from commit 0ba5229a3f7572846e91c8f5382e87785f543826) +(cherry picked from commit 81794c73068d9a44bf109bbcc9793e7b56a1c051) +--- + ext/standard/password.c | 5 +++++ + ext/standard/tests/password/password_bcrypt_errors.phpt | 6 ++++++ + 2 files changed, 11 insertions(+) + +diff --git a/ext/standard/password.c b/ext/standard/password.c +index 9fe7fb1a422..af80670246a 100644 +--- a/ext/standard/password.c ++++ b/ext/standard/password.c +@@ -260,6 +260,11 @@ static zend_string* php_password_bcrypt_hash(const zend_string *password, zend_a + zval *zcost; + zend_long cost = PHP_PASSWORD_BCRYPT_COST; + ++ if (memchr(ZSTR_VAL(password), '\0', ZSTR_LEN(password))) { ++ php_error_docref(NULL, E_WARNING, "Bcrypt password must not contain null character"); ++ return NULL; ++ } ++ + if (options && (zcost = zend_hash_str_find(options, "cost", sizeof("cost")-1)) != NULL) { + cost = zval_get_long(zcost); + } +diff --git a/ext/standard/tests/password/password_bcrypt_errors.phpt b/ext/standard/tests/password/password_bcrypt_errors.phpt +index a0826080e62..f95b72670ae 100644 +--- a/ext/standard/tests/password/password_bcrypt_errors.phpt ++++ b/ext/standard/tests/password/password_bcrypt_errors.phpt +@@ -16,6 +16,8 @@ var_dump(password_hash("foo", PASSWORD_BCRYPT, array("salt" => 123))); + + var_dump(password_hash("foo", PASSWORD_BCRYPT, array("cost" => "foo"))); + ++var_dump(password_hash("null\0password", PASSWORD_BCRYPT)); ++ + ?> + --EXPECTF-- + Warning: password_hash(): Invalid bcrypt cost parameter specified: 3 in %s on line %d +@@ -41,3 +43,7 @@ NULL + + Warning: password_hash(): Invalid bcrypt cost parameter specified: 0 in %s on line %d + NULL ++ ++Warning: password_hash(): Bcrypt password must not contain null character in %s on line %d ++NULL ++ +-- +2.44.0 + +From 027bdbc636632be49ecfad8d4191509faacb34ac Mon Sep 17 00:00:00 2001 +From: Remi Collet +Date: Wed, 10 Apr 2024 09:01:09 +0200 +Subject: [PATCH 4/4] NEWS + +(cherry picked from commit 24f77904ee2259d722559f129f96a1f145a2367b) +--- + NEWS | 2 ++ + 1 file changed, 2 insertions(+) + +diff --git a/NEWS b/NEWS +index d63aadc6851..96a33c21637 100644 +--- a/NEWS ++++ b/NEWS +@@ -6,6 +6,8 @@ Backported from 8.1.28 + - Standard: + . Fixed bug GHSA-wpj3-hf5j-x4v4 (__Host-/__Secure- cookie bypass due to + partial CVE-2022-31629 fix). (CVE-2024-2756) (nielsdos) ++ . Fixed bug GHSA-h746-cjrr-wfmr (password_verify can erroneously return true, ++ opening ATO risk). (CVE-2024-3096) (Jakub Zelenka) + + Backported from 8.0.30 + +-- +2.44.0 + diff --git a/php74.spec b/php74.spec index 16be05b..556daf3 100644 --- a/php74.spec +++ b/php74.spec @@ -109,7 +109,7 @@ Summary: PHP scripting language for creating dynamic web sites Name: php Version: %{upver}%{?rcver:~%{rcver}} -Release: 13%{?dist} +Release: 14%{?dist} # All files licensed under PHP version 3.01, except # Zend is licensed under Zend # TSRM is licensed under BSD @@ -183,6 +183,8 @@ Patch203: php-cve-2023-0662.patch Patch204: php-cve-2023-3247.patch Patch205: php-cve-2023-3823.patch Patch206: php-cve-2023-3824.patch +Patch207: php-cve-2024-2756.patch +Patch208: php-cve-2024-3096.patch # Fixes for tests (300+) # Factory is droped from system tzdata @@ -1198,6 +1200,8 @@ rm ext/openssl/tests/p12_with_extra_certs.p12 %patch -P204 -p1 -b .cve3247 %patch -P205 -p1 -b .cve3823 %patch -P206 -p1 -b .cve3824 +%patch -P207 -p1 -b .cve2756 +%patch -P208 -p1 -b .cve3096 # Fixes for tests related to tzdata %patch -P300 -p1 -b .datetests @@ -2217,6 +2221,12 @@ EOF %changelog +* Wed Apr 10 2024 Remi Collet - 7.4.33-14 +- Fix __Host-/__Secure- cookie bypass due to partial CVE-2022-31629 fix + CVE-2024-2756 +- Fix password_verify can erroneously return true opening ATO risk + CVE-2024-3096 + * Wed Mar 6 2024 Remi Collet - 7.4.33-13 - patch test suite for zlib-ng -- cgit