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Ubuntu 16.04 LTS USN-3094-1 Critical: systemd Denial Of Service

ubuntu
Calendar Grey September 29, 2016
Scroller Ubuntu
The Ubuntu Security Announcement USN-3094-1 outlines vulnerabilities pertaining to systemd that lead to potential denial of service issues in specified versions.
The system could be made unavailable under certain conditions.

Summary

The system could be made unavailable under certain conditions.

Software Description:

- systemd: system and service manager

Details:

Andrew Ayer discovered that Systemd improperly handled zero-length

notification messages. A local unprivileged attacker could use

this to cause a denial of service (init crash leading to system

unavailability).

Topics%20covered

Topics Covered

security advisory denial of service critical ubuntu systemd

Update Instructions

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 16.04 LTS:
  systemd                         229-4ubuntu10

In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-3094-1

https://bugs.launchpad.net/ubuntu/+source/systemd/+bug/1628687

Severity
critical
Lowest
Low
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Critical

September 29, 2016

Topics%20covered

Topics Covered

security advisory denial of service critical ubuntu systemd

Package Information

https://launchpad.net/ubuntu/+source/systemd/229-4ubuntu10

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