CVE-2021-45944

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

1.36% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 69.8% of scored records. A rank, not a probability.

NVD base score

5.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Moderate. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2021-12-31 23:56Z4 YR AGO

Last updated

2024-08-04 04:54Z2 YR AGO

Reserved

2021-12-31

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-416Use After FreeVariant

Data version

5.1

Document digest

69581a868cda869589fca9487567a77c78b06674a02f1dd9a6a33299ac6597ec

• github.comhttps://github.com/google/oss-fuzz-vulns/blob/main/vulns/ghostscript/OSV-2021-237.yamlx_refsource_MISC
• bugs.chromium.orghttps://bugs.chromium.org/p/oss-fuzz/issues/detail?id=29903x_refsource_MISC
• www.debian.orgDSA-5038https://www.debian.org/security/2022/dsa-5038vendor-advisoryx_refsource_DEBIAN
• lists.debian.org[debian-lts-announce] 20220114 [SECURITY] [DLA 2879-1] ghostscript security updatehttps://lists.debian.org/debian-lts-announce/2022/01/msg00006.htmlmailing-listx_refsource_MLIST
• github.comhttps://github.com/google/oss-fuzz-vulns/issues/16x_refsource_MISC
• git.ghostscript.comhttps://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=7861fcad13c497728189feafb41cd57b5b50ea25x_refsource_MISC
• bugs.chromium.orghttps://bugs.chromium.org/p/oss-fuzz/issues/detail?id=30715x_refsource_MISC