CVE-2018-17961

Impact:
Important
Public Date:
2018-10-10
CWE:
CWE-460
Bugzilla:
1642578: CVE-2018-17961 ghostscript: Saved execution stacks can leak operator arrays (incomplete fix for CVE-2018-17183)

The MITRE CVE dictionary describes this issue as:

Artifex Ghostscript 9.25 and earlier allows attackers to bypass a sandbox protection mechanism via vectors involving errorhandler setup. NOTE: this issue exists because of an incomplete fix for CVE-2018-17183.

Find out more about CVE-2018-17961 from the MITRE CVE dictionary dictionary and NIST NVD.

Statement

Red Hat Enterprise Linux 6 is now in Maintenance Support 2 Phase of the support and maintenance life cycle. This has been rated as having a security impact of Important, and is not currently planned to be addressed in future updates. For additional information, refer to the Red Hat Enterprise Linux Life Cycle: https://access.redhat.com/support/policy/updates/errata/.

CVSS v3 metrics

CVSS3 Base Score 7.5
CVSS3 Base Metrics CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality High
Integrity Impact High
Availability Impact High

Red Hat Security Errata

Platform Errata Release Date
Red Hat Enterprise Linux 7 (ghostscript) RHSA-2018:3834 2018-12-17

Affected Packages State

Platform Package State
Red Hat Enterprise Linux 8 ghostscript Not affected
Red Hat Enterprise Linux 6 ghostscript Will not fix
Red Hat Enterprise Linux 5 ghostscript Will not fix

Mitigation

Please refer to the "Mitigation" section of CVE-2018-16509 : https://access.redhat.com/security/cve/cve-2018-16509

Last Modified

CVE description copyright © 2017, The MITRE Corporation