CVE-2021-45944
Ghostscript GhostPDL 9.50 through 9.53.3 has a use-after-free in sampled_data_sample (called from sampled_data_continue and interp).
02 Description
Ghostscript GhostPDL 9.50 through 9.53.3 has a use-after-free in sampled_data_sample (called from sampled_data_continue and interp).
03 Exploitation and scoring
- 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
- 1.46% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 73.4% 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.
04 Metadata
- 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
05 Affected products
06 References
- github.comhttps://github.com/google/oss-fuzz-vulns/blob/main/vulns/ghostscript/OSV-2021-237.yaml
- bugs.chromium.orghttps://bugs.chromium.org/p/oss-fuzz/issues/detail?id=29903
- www.debian.orgDSA-5038https://www.debian.org/security/2022/dsa-5038
- lists.debian.org[debian-lts-announce] 20220114 [SECURITY] [DLA 2879-1] ghostscript security updatehttps://lists.debian.org/debian-lts-announce/2022/01/msg00006.html
- github.comhttps://github.com/google/oss-fuzz-vulns/issues/16
- git.ghostscript.comhttps://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=7861fcad13c497728189feafb41cd57b5b50ea25
- bugs.chromium.orghttps://bugs.chromium.org/p/oss-fuzz/issues/detail?id=30715
07 Fixed in
Debian 12
- ghostscript Fixed in 9.54.0~dfsg-5
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- ghostscript Fixed in 9.54.0~dfsg-5
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- ghostscript Fixed in 9.54.0~dfsg-5
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 18.04 LTS
- ghostscript Fixed in 9.26~dfsg+0-0ubuntu0.18.04.15
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 20.04 LTS
- ghostscript Fixed in 9.50~dfsg-5ubuntu4.5
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu Pro 16.04 LTS
- ghostscript Fixed in 9.26~dfsg+0-0ubuntu0.16.04.14+esm1Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.