SB2022092030 - Denial of service in Ghostscript
Published: September 20, 2022 Updated: April 6, 2023
Security Bulletin ID
SB2022092030
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) NULL pointer dereference (CVE-ID: CVE-2022-2085)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error when processing PDF files. A remote attacker can trick the victim to open a specially crafted PDF file and perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://bugs.ghostscript.com/show_bug.cgi?id=704945
- http://git.ghostscript.com/?p=ghostpdl.git;h=ae1061d948d88667bdf51d47d918c4684d0f67df
- https://bugzilla.redhat.com/show_bug.cgi?id=2095261
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ERSZX5LKDWAHZWJYBMP2E2UHOPUCDEGV/