USN-4616-2: AccountsService vulnerabilities
4 November 2020
Several security issues were fixed in AccountsService.
- accountsservice - query and manipulate user account information
USN-4616-1 fixed several vulnerabilities in AccountsService. This update provides
the corresponding update for Ubuntu 14.04 ESM.
Original advisory details:
Kevin Backhouse discovered that AccountsService incorrectly dropped
privileges. A local user could possibly use this issue to cause
AccountsService to crash or hang, resulting in a denial of service.
Matthias Gerstner discovered that AccountsService incorrectly handled
certain path checks. A local attacker could possibly use this issue to
read arbitrary files. (CVE-2018-14036)
The problem can be corrected by updating your system to the following package versions:
After a standard system update you need to reboot your computer to make
all the necessary changes.
- USN-4616-1: libaccountsservice0, libaccountsservice-doc, gir1.2-accountsservice-1.0, accountsservice, libaccountsservice-dev