diff options
| -rw-r--r-- | php-bug81726.patch | 59 | ||||
| -rw-r--r-- | php71.spec | 4 |
2 files changed, 61 insertions, 2 deletions
diff --git a/php-bug81726.patch b/php-bug81726.patch index 26c95a1..0c592b4 100644 --- a/php-bug81726.patch +++ b/php-bug81726.patch @@ -86,3 +86,62 @@ index e117ab0dc0..f62d18c094 100644 continue; } +From a73858fe9126c99e6ed5b8201d56ea158468e03e Mon Sep 17 00:00:00 2001 +From: "Christoph M. Becker" <cmbecker69@gmx.de> +Date: Tue, 27 Sep 2022 17:43:40 +0200 +Subject: [PATCH] Fix regression introduced by fixing bug 81726 + +When a tar phar is created, `phar_open_from_fp()` is also called, but +since the file has just been created, none of the format checks can +succeed, so we continue to loop, but must not check again for the +format. Therefore, we bring back the old `test` variable. + +Closes GH-9620. + +(cherry picked from commit 432bf196d59bcb661fcf9cb7029cea9b43f490af) +--- + ext/phar/phar.c | 7 +++++-- + 1 file changed, 5 insertions(+), 2 deletions(-) + +diff --git a/ext/phar/phar.c b/ext/phar/phar.c +index f62d18c094..80102e549a 100644 +--- a/ext/phar/phar.c ++++ b/ext/phar/phar.c +@@ -1574,7 +1574,7 @@ static int phar_open_from_fp(php_stream* fp, char *fname, int fname_len, char *a + const char zip_magic[] = "PK\x03\x04"; + const char gz_magic[] = "\x1f\x8b\x08"; + const char bz_magic[] = "BZh"; +- char *pos; ++ char *pos, test = '\0'; + int recursion_count = 3; // arbitrary limit to avoid too deep or even infinite recursion + const int window_size = 1024; + char buffer[1024 + sizeof(token)]; /* a 1024 byte window + the size of the halt_compiler token (moving window) */ +@@ -1603,7 +1603,8 @@ static int phar_open_from_fp(php_stream* fp, char *fname, int fname_len, char *a + MAPPHAR_ALLOC_FAIL("internal corruption of phar \"%s\" (truncated entry)") + } + +- if (recursion_count) { ++ if (!test && recursion_count) { ++ test = '\1'; + pos = buffer+tokenlen; + if (!memcmp(pos, gz_magic, 3)) { + char err = 0; +@@ -1663,6 +1664,7 @@ static int phar_open_from_fp(php_stream* fp, char *fname, int fname_len, char *a + compression = PHAR_FILE_COMPRESSED_GZ; + + /* now, start over */ ++ test = '\0'; + if (!--recursion_count) { + MAPPHAR_ALLOC_FAIL("unable to decompress gzipped phar archive \"%s\""); + break; +@@ -1704,6 +1706,7 @@ static int phar_open_from_fp(php_stream* fp, char *fname, int fname_len, char *a + compression = PHAR_FILE_COMPRESSED_BZ2; + + /* now, start over */ ++ test = '\0'; + if (!--recursion_count) { + MAPPHAR_ALLOC_FAIL("unable to decompress bzipped phar archive \"%s\""); + break; +-- +2.37.3 + @@ -109,7 +109,7 @@ Summary: PHP scripting language for creating dynamic web sites Name: php Version: %{upver}%{?rcver:~%{rcver}} -Release: 21%{?dist} +Release: 22%{?dist} # All files licensed under PHP version 3.01, except # Zend is licensed under Zend # TSRM is licensed under BSD @@ -2163,7 +2163,7 @@ EOF %changelog -* Tue Sep 27 2022 Remi Collet <remi@remirepo.net> - 7.1.33-21 +* Tue Sep 27 2022 Remi Collet <remi@remirepo.net> - 7.1.33-22 - phar: fix #81726 DOS when using quine gzip file. CVE-2022-31628 - core: fix #81727 Don't mangle HTTP variable names that clash with ones that have a specific semantic meaning. CVE-2022-31629 |