diff options
Diffstat (limited to 'php-cve-2023-0568.patch')
| -rw-r--r-- | php-cve-2023-0568.patch | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/php-cve-2023-0568.patch b/php-cve-2023-0568.patch new file mode 100644 index 0000000..6e2ba19 --- /dev/null +++ b/php-cve-2023-0568.patch @@ -0,0 +1,98 @@ +From 887cd0710ad856a0d22c329b6ea6c71ebd8621ae Mon Sep 17 00:00:00 2001 +From: Niels Dossche <7771979+nielsdos@users.noreply.github.com> +Date: Fri, 27 Jan 2023 19:28:27 +0100 +Subject: [PATCH 3/7] Fix array overrun when appending slash to paths + +Fix it by extending the array sizes by one character. As the input is +limited to the maximum path length, there will always be place to append +the slash. As the php_check_specific_open_basedir() simply uses the +strings to compare against each other, no new failures related to too +long paths are introduced. +We'll let the DOM and XML case handle a potentially too long path in the +library code. + +(cherry picked from commit ec10b28d64decbc54aa1e585dce580f0bd7a5953) +--- + ext/dom/document.c | 2 +- + ext/xmlreader/php_xmlreader.c | 2 +- + main/fopen_wrappers.c | 6 +++--- + 3 files changed, 5 insertions(+), 5 deletions(-) + +diff --git a/ext/dom/document.c b/ext/dom/document.c +index b478e1a1aab..e683eb8f701 100644 +--- a/ext/dom/document.c ++++ b/ext/dom/document.c +@@ -1380,7 +1380,7 @@ static xmlDocPtr dom_document_parser(zval *id, int mode, char *source, size_t so + int validate, recover, resolve_externals, keep_blanks, substitute_ent; + int resolved_path_len; + int old_error_reporting = 0; +- char *directory=NULL, resolved_path[MAXPATHLEN]; ++ char *directory=NULL, resolved_path[MAXPATHLEN + 1]; + + if (id != NULL) { + intern = Z_DOMOBJ_P(id); +diff --git a/ext/xmlreader/php_xmlreader.c b/ext/xmlreader/php_xmlreader.c +index 06f569949ce..ecc81ad1470 100644 +--- a/ext/xmlreader/php_xmlreader.c ++++ b/ext/xmlreader/php_xmlreader.c +@@ -1038,7 +1038,7 @@ PHP_METHOD(xmlreader, XML) + xmlreader_object *intern = NULL; + char *source, *uri = NULL, *encoding = NULL; + int resolved_path_len, ret = 0; +- char *directory=NULL, resolved_path[MAXPATHLEN]; ++ char *directory=NULL, resolved_path[MAXPATHLEN + 1]; + xmlParserInputBufferPtr inputbfr; + xmlTextReaderPtr reader; + +diff --git a/main/fopen_wrappers.c b/main/fopen_wrappers.c +index 27135020fa3..90de040a218 100644 +--- a/main/fopen_wrappers.c ++++ b/main/fopen_wrappers.c +@@ -138,10 +138,10 @@ PHPAPI ZEND_INI_MH(OnUpdateBaseDir) + */ + PHPAPI int php_check_specific_open_basedir(const char *basedir, const char *path) + { +- char resolved_name[MAXPATHLEN]; +- char resolved_basedir[MAXPATHLEN]; ++ char resolved_name[MAXPATHLEN + 1]; ++ char resolved_basedir[MAXPATHLEN + 1]; + char local_open_basedir[MAXPATHLEN]; +- char path_tmp[MAXPATHLEN]; ++ char path_tmp[MAXPATHLEN + 1]; + char *path_file; + size_t resolved_basedir_len; + size_t resolved_name_len; +-- +2.39.1 + +From 614468ce4056c0ef93aae09532dcffdf65b594b5 Mon Sep 17 00:00:00 2001 +From: Remi Collet <remi@remirepo.net> +Date: Mon, 13 Feb 2023 11:46:47 +0100 +Subject: [PATCH 4/7] NEWS + +--- + NEWS | 8 ++++++++ + 1 file changed, 8 insertions(+) + +diff --git a/NEWS b/NEWS +index 03e8c839c77..8157a20d4b3 100644 +--- a/NEWS ++++ b/NEWS +@@ -1,6 +1,14 @@ + PHP NEWS + ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| + ++Backported from 8.0.28 ++ ++- Core: ++ . Fixed bug #81744 (Password_verify() always return true with some hash). ++ (CVE-2023-0567). (Tim Düsterhus) ++ . Fixed bug #81746 (1-byte array overrun in common path resolve code). ++ (CVE-2023-0568). (Niels Dossche) ++ + Backported from 8.0.27 + + - PDO/SQLite: +-- +2.39.1 + |