Ubuntu 5013-2: systemd vulnerabilities

Ubuntu 5013-2: systemd vulnerabilities

==========================================================================
Ubuntu Security Notice USN-5013-2
July 20, 2021 systemd vulnerabilities
========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 16.04 ESM Summary: Several security issues were fixed in systemd. Software Description:
- systemd: system and service manager Details: USN-5013-1 fixed several vulnerabilities in systemd. This update provides
the corresponding update for Ubuntu 16.04 ESM. Original advisory details:  It was discovered that systemd incorrectly handled certain mount paths. A
 local attacker could possibly use this issue to cause systemd to crash,
 resulting in a denial of service. (CVE-2021-33910)  Mitchell Frank discovered that systemd incorrectly handled DHCP FORCERENEW
 packets. A remote attacker could possibly use this issue to reconfigure
 servers. (CVE-2020-13529) Update instructions: The problem can be corrected by updating your system to the following
package versions: Ubuntu 16.04 ESM: systemd 229-4ubuntu21.31+esm1 After a standard system update you need to reboot your computer to make all
the necessary changes. References: https://ubuntu.com/security/notices/USN-5013-2 https://ubuntu.com/security/notices/USN-5013-1 CVE-2020-13529, CVE-2021-33910

https://linuxsecurity.com/advisories/ubuntu/ubuntu-5013-2-systemd-vulnerabilities-14-02-44