Security Bulletin: Vulnerabilities in procps-ng affect PowerKVM

Summary

PowerKVM is affected by vulnerabilities in procps-ng. IBM has now addressed these vulnerabilities.

Vulnerability Details

CVEID: CVE-2018-1126 DESCRIPTION: procps-ng procps is vulnerable to a buffer overflow, caused by improper bounds checking. By sending a specially-crafted request, a remote attacker could overflow a buffer and execute arbitrary code on the system.
CVSS Base Score: 7.3
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/143456 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)

CVEID: CVE-2018-1124 DESCRIPTION: procps-ng procps could allow a local authenticated attacker to gain elevated privileges on the system, caused by an integer overflow in the file2strvec function in libprocps. By sending a specially-crafted request, an authenticated attacker could exploit this vulnerability to gain elevated privileges.
CVSS Base Score: 7.8
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/143454 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Products and Versions

PowerKVM 3.1

Remediation/Fixes

Customers can update PowerKVM systems by using “yum update”.

Fix images are made available via Fix Central. For version 3.1, see <https://ibm.biz/BdHggw&gt;. This issue is addressed starting with v3.1.0.2 update 14.

Workarounds and Mitigations

none