Arch Linux Security Advisory ASA-202009-2 ========================================= Severity: High Date : 2020-09-03 CVE-ID : CVE-2020-24654 Package : ark Type : arbitrary filesystem access Remote : No Link : https://security.archlinux.org/AVG-1216 Summary ======= The package ark before version 20.08.0-2 is vulnerable to arbitrary filesystem access. Resolution ========== Upgrade to 20.08.0-2. # pacman -Syu "ark>=20.08.0-2" The problem has been fixed upstream but no release is available yet. Workaround ========== None. Description =========== In KDE Ark before 20.08.1, a crafted TAR archive with symlinks can install files outside the extraction directory, as demonstrated by a write operation to a user's home directory. Impact ====== An attacker can overwrite local files by tricking a legitimate user into extracting a specially crafted TAR archive. References ========== https://kde.org/info/security/advisory-20200827-1.txt https://invent.kde.org/utilities/ark/-/commit/8bf8c5ef07b0ac5e914d752681e470... https://security.archlinux.org/CVE-2020-24654