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| author | Git'Fellow <12234510+solracsf@users.noreply.github.com> | 2023-04-27 16:38:32 +0200 |
|---|---|---|
| committer | backportbot-nextcloud[bot] <backportbot-nextcloud[bot]@users.noreply.github.com> | 2023-11-16 12:59:55 +0000 |
| commit | 4b97e1614bf3574e0252795da7d87e0759948cc9 (patch) | |
| tree | 6a3358d218ce711fc76ec7946b8216fb0d47ea8e | |
| parent | 8a7a89f42cc2a92c8041e83512eac1e25ef8ff55 (diff) | |
| download | nextcloud-server-4b97e1614bf3574e0252795da7d87e0759948cc9.tar.gz nextcloud-server-4b97e1614bf3574e0252795da7d87e0759948cc9.zip | |
Check for open_basedir before reading /proc
Signed-off-by: Git'Fellow <12234510+solracsf@users.noreply.github.com>
| -rw-r--r-- | lib/private/Preview/Generator.php | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/lib/private/Preview/Generator.php b/lib/private/Preview/Generator.php index c83cdb96e27..e88c307517d 100644 --- a/lib/private/Preview/Generator.php +++ b/lib/private/Preview/Generator.php @@ -264,8 +264,20 @@ class Generator { public static function getHardwareConcurrency(): int { static $width; if (!isset($width)) { - if (is_file("/proc/cpuinfo")) { - $width = substr_count(file_get_contents("/proc/cpuinfo"), "processor"); + if (function_exists('ini_get')) { + $openBasedir = ini_get('open_basedir'); + if ($openBasedir == '') { + $width = is_readable('/proc/cpuinfo') ? substr_count(file_get_contents('/proc/cpuinfo'), 'processor') : 0; + } else { + $openBasedirPaths = explode(':', $openBasedir); + foreach ($openBasedirPaths as $path) { + if (strpos($path, '/proc') === 0 || $path === '/proc/cpuinfo') { + $width = is_readable('/proc/cpuinfo') ? substr_count(file_get_contents('/proc/cpuinfo'), 'processor') : 0; + } else { + $width = 0; + } + } + } } else { $width = 0; } |