PowerKVM is affected by a vulnerability in ghostscript. IBM has now addressed this vulnerability.
CVEID: CVE-2017-8291**
DESCRIPTION:** Artifex Ghostscript could allow a remote attacker to execute arbitrary commands on the system. By using .rsdparams type confusion with a "/OutputFile, an attacker could exploit this vulnerability to bypass -dSAFER and execute arbitrary commands on the system.
CVSS Base Score: 9.8
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/125407 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)
PowerKVM 2.1 and PowerKVM 3.1
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 8.
For version 2.1, see https://ibm.biz/BdEnT8. This issue is addressed starting with PowerKVM 2.1.1.3-65 update 17. Customers running v2.1 are, in any case, encouraged to upgrade to v3.1.
For v2.1 systems currently running fix levels of PowerKVM prior to 2.1.1, please see <http://download4.boulder.ibm.com/sar/CMA/OSA/05e4c/0/README> for prerequisite fixes and instructions.
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