CVE-2023-46751
ghostscript: dangling pointer in gdev_prn_open_printer_seekable()
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · December 6, 2023
Updated · November 3, 2026
Description
A flaw was found in Ghostscript. A remote attacker may use a specially crafted payload to trigger access to previously freed memory, which can potentially lead to remote code execution or an application crash.
Statement
The discovered vulnerability in the function gdev_prn_open_printer_seekable() within Artifex Ghostscript, poses a moderate severity threat due to its potential to cause a denial-of-service (DoS) condition. Exploiting this flaw involves manipulating a dangling pointer, which can lead to crashing the application. While the impact is limited to crashing the application, the exploit requires remote access, which elevates the risk compared to local-only vulnerabilities.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
CVSS / CWE
CVSS 3.1 · 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-416 · Use After Free