[USN-3558-1] systemd vulnerabilities
marc.deslauriers at canonical.com
Mon Feb 5 19:20:03 UTC 2018
Ubuntu Security Notice USN-3558-1
February 05, 2018
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS
Several security issues were fixed in systemd.
- systemd: system and service manager
Karim Hossen & Thomas Imbert and Nelson William Gamazo Sanchez
independently discovered that systemd-resolved incorrectly handled certain
DNS responses. A remote attacker could possibly use this issue to cause
systemd to temporarily stop responding, resulting in a denial of service.
This issue only affected Ubuntu 16.04 LTS. (CVE-2017-15908)
It was discovered that systemd incorrectly handled automounted volumes. A
local attacker could possibly use this issue to cause applications to hang,
resulting in a denial of service. (CVE-2018-1049)
The problem can be corrected by updating your system to the following
Ubuntu 16.04 LTS:
Ubuntu 14.04 LTS:
In general, a standard system update will make all the necessary changes.
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