Arch Linux Security Advisory ASA-201503-2 ========================================= Severity: Medium Date : 2015-03-02 CVE-ID : CVE-2014-9447 Package : elfutils Type : directory traversal Remote : Yes Link : https://wiki.archlinux.org/index.php/CVE Summary ======= The package elfutils before version 0.161-3 is vulnerable to directory traversal. Resolution ========== Upgrade to 0.161-3. # pacman -Syu "elfutils>=0.161-3" The problem has been fixed upstream but no release is available yet. Workaround ========== None. Description =========== Directory traversal vulnerability in the read_long_names function in libelf/elf_begin.c allows remote attackers to write to arbitrary files to the root directory via a / (slash) in a crafted archive, as demonstrated using the ar program. Impact ====== A remote attacker is able to use a specially crafted archive to write to arbitrary files to the root directory. References ========== http://www.openwall.com/lists/oss-security/2014/12/29/2 https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2014-9447 https://bugs.archlinux.org/task/44019