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Fix bug #77022 - use file mode or umask for new files

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This commit is contained in:
Stanislav Malyshev
2018-12-01 21:04:56 -08:00
parent d8765852e0
commit 69f5e7992b
4 changed files with 50 additions and 2 deletions
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4
NEWS
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@@ -6,6 +6,10 @@ PHP NEWS
. Fixed bug #77153 (imap_open allows to run arbitrary shell commands via
mailbox parameter). (Stas)
- Phar:
. Fixed bug #77022 (PharData always creates new files with mode 0666). (Stas)
13 Sep 2018, PHP 5.6.38
- Apache2

15
ext/phar/phar_object.c
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@@ -3627,7 +3627,8 @@ static void phar_add_file(phar_archive_data **pphar, char *filename, int filenam
char *error;
size_t contents_len;
phar_entry_data *data;
php_stream *contents_file;
php_stream *contents_file = NULL;
php_stream_statbuf ssb;
if (filename_len >= sizeof(".phar")-1 && !memcmp(filename, ".phar", sizeof(".phar")-1) && (filename[5] == '/' || filename[5] == '\\' || filename[5] == '\0')) {
zend_throw_exception_ex(spl_ce_BadMethodCallException, 0 TSRMLS_CC, "Cannot create any files in magic \".phar\" directory", (*pphar)->fname);
@@ -3661,10 +3662,20 @@ static void phar_add_file(phar_archive_data **pphar, char *filename, int filenam
}
php_stream_copy_to_stream_ex(contents_file, data->fp, PHP_STREAM_COPY_ALL, &contents_len);
}
data->internal_file->compressed_filesize = data->internal_file->uncompressed_filesize = contents_len;
}
if (contents_file != NULL && php_stream_stat(contents_file, &ssb TSRMLS_CC) != -1) {
data->internal_file->flags = ssb.sb.st_mode & PHAR_ENT_PERM_MASK ;
} else {
#ifndef _WIN32
mode_t mask;
mask = umask(0);
umask(mask);
data->internal_file->flags &= ~mask;
#endif
}
/* check for copy-on-write */
if (pphar[0] != data->phar) {
*pphar = data->phar;

32
ext/phar/tests/bug77022.phpt Normal file
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@@ -0,0 +1,32 @@
--TEST--
Phar: Bug #77022: PharData always creates new files with mode 0666
--SKIPIF--
<?php if (!extension_loaded("phar")) die("skip"); ?>
--FILE--
<?php
umask(022);
var_dump(decoct(umask()));
$sFile = tempnam(__DIR__, 'test77022');
var_dump(decoct(stat($sFile)['mode']));
foreach([Phar::TAR => 'tar', Phar::ZIP => 'zip'] as $mode => $ext) {
$phar = new PharData(__DIR__ . '/test77022.' . $ext, null, null, $mode);
$phar->addFile($sFile, 'test-file-phar');
$phar->addFromString("test-from-string", 'test-file-phar');
$phar->extractTo(__DIR__);
var_dump(decoct(stat(__DIR__ . '/test-file-phar')['mode']));
var_dump(decoct(stat(__DIR__ . '/test-from-string')['mode']));
unlink(__DIR__ . '/test-file-phar');
unlink(__DIR__ . '/test-from-string');
unlink(__DIR__ . '/test77022.' . $ext);
}
unlink($sFile);
?>
--EXPECT--
string(2) "22"
string(6) "100600"
string(6) "100600"
string(6) "100644"
string(6) "100600"
string(6) "100644"

1
ext/phar/tests/stat.phpt
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@@ -7,6 +7,7 @@ phar.require_hash=1
phar.readonly=0
--FILE--
<?php
umask(0);
Phar::interceptFileFuncs();
var_dump(stat(""));