Security Bulletin: Vulnerabilities in Python affect PowerKVM

Summary

PowerKVM is affected by vulnerabilities in Python. IBM has now addressed these vulnerabilities.

Vulnerability Details

CVEID: CVE-2018-1061 DESCRIPTION: Python is vulnerable to a denial of service, caused by catastrophic backtracking in the difflib.IS_LINE_JUNK method. A remote attacker could exploit this vulnerability to cause the application to crash.
CVSS Base Score: 6.5
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/145115&gt; for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)

CVEID: CVE-2018-1060 DESCRIPTION: Python is vulnerable to a denial of service, caused by catastrophic backtracking in the pop3lib’'s apop() method. A remote attacker could exploit this vulnerability to cause the application to crash.
CVSS Base Score: 6.5
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/145116&gt; for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/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. This issue is addressed starting with v3.1.0.2 update 16.

Workarounds and Mitigations

none