The set_text_distance function in devices/vector/gdevpdts.c in the pdfwrite component in Artifex Ghostscript through 9.22 does not prevent overflows in text-positioning calculation, which allows remote attackers to cause a denial of service (application crash) or possibly have unspecified other impact via a crafted PDF document.
The MITRE CVE dictionary describes this issue as:
Find out more about CVE-2018-10194 from the MITRE CVE dictionary dictionary and NIST NVD.
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 Moderate, 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/.
CVSS3 Base Score | 7 |
---|---|
CVSS3 Base Metrics | CVSS:3.0/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H |
Attack Vector | Local |
Attack Complexity | High |
Privileges Required | None |
User Interaction | Required |
Scope | Unchanged |
Confidentiality | High |
Integrity Impact | High |
Availability Impact | High |
Platform | Errata | Release Date |
---|---|---|
Red Hat Enterprise Linux 7 (ghostscript) | RHSA-2018:2918 | 2018-10-16 |
Platform | Package | State |
---|---|---|
Red Hat Enterprise Linux 6 | ghostscript | Will not fix |
Red Hat Enterprise Linux 5 | ghostscript | Will not fix |
Please refer to the "Mitigation" section of CVE-2018-16509 : https://access.redhat.com/security/cve/cve-2018-16509