USN-3658-3: procps-ng vulnerabilities

16 August 2018

procps vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 12.04 ESM

Summary

Several security issues were fixed in procps-ng.

Software Description

  • procps - /proc file system utilities

Details

USN-3658-1 fixed a vulnerability in procps. This update provides the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

It was discovered that the procps-ng top utility incorrectly read its configuration file from the current working directory. A local attacker could possibly use this issue to escalate privileges. (CVE-2018-1122)

It was discovered that the procps-ng ps tool incorrectly handled memory. A local user could possibly use this issue to cause a denial of service. (CVE-2018-1123)

It was discovered that the procps-ng pgrep utility incorrectly handled memory. A local attacker could possibly use this issue to cause de denial of service. (CVE-2018-1125)

Update instructions

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

Ubuntu 12.04 ESM
procps - 1:3.2.8-11ubuntu6.6

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

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

References