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openSUSE:Step:15-SP1
php7.27849
php7-CVE-2022-31629.patch
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File php7-CVE-2022-31629.patch of Package php7.27849
Index: php-7.2.34/main/php_variables.c =================================================================== --- php-7.2.34.orig/main/php_variables.c +++ php-7.2.34/main/php_variables.c @@ -109,6 +109,20 @@ PHPAPI void php_register_variable_ex(cha } 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_dtor(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_dtor(val); + free_alloca(var_orig, use_heap); + return; + } + if (var_len==0) { /* empty variable name, or variable name with a space in it */ zval_dtor(val); free_alloca(var_orig, use_heap);
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