CVE-2020-21890

ghostscript: Heap buffer overflow in clj_media_size function in devices/gdevclj.c

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Severity

Moderate

Red Hat Product Security

5.3

CVSS 3.1

Review impact separately from score.

Published · August 22, 2023

Updated · November 21, 2025

Description

Ghostscript is vulnerable to buffer overflow vulnerability in fucntion clj_media_size in devices/gdevclj.c allow remote attackers to cause a denial of service via crafted PDF document.

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

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 5.3
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L

CWE-787 · Out-of-bounds Write