Bug#774716: paxtar: directory traversal vulnerabilities

2015-01-18 Thread Salvatore Bonaccorso
Control: retitle -1 paxtar: directory traversal vulnerabilities (CVE-2015-1193 CVE-2015-1194) Hi, According to MITRE the following two CVEs were assigned for pax: > Use CVE-2015-1193 for the .. path traversal (CWE-22). > > Use CVE-2015-1194 for the symlink following, which can allow access out

Bug#774716: paxtar: directory traversal vulnerabilities

2015-01-06 Thread Thorsten Glaser
Alexander Cherepanov dixit: > 1. paxtar will extract files with .. components in names. > 2. While extracting an archive, it will extract symlinks and then follow them > if they are referenced in further entries. Please check if any of these are required by POSIX and, if not, report this bug to

Bug#774716: paxtar: directory traversal vulnerabilities

2015-01-06 Thread Alexander Cherepanov
Package: pax Version: 1:20140703-2 Tags: security paxtar is susceptible to directory traversal vulnerabilities. They can be exploited by a rogue archive to write files outside the current directory. 1. paxtar will extract files with .. components in names. For example, let's create a sample