Use After Free in Artifex Ghostscript
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).
Vulnerability class: Use-After-Free
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.014 (70.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 71st percentile — 70.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.014 · newest: 0.014 · change: 0.000
Affected products
- Artifex Ghostscript
- Debian Linux — versions 9.0, 10.0, 11.0
Weakness classification (CWE)
References
- github.com/google/oss-fuzz-vulns/blob/main/vulns/ghostscript/OSV-2021-237.yaml (Third Party Advisory)
- bugs.chromium.org/p/oss-fuzz/issues/detail (Exploit, Third Party Advisory, Issue Tracking)
- www.debian.org/security/2022/dsa-5038 (vendor-advisory, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2022/01/msg00006.html (mailing-list, Mailing List, Third Party Advisory)
- github.com/google/oss-fuzz-vulns/issues/16 (Issue Tracking)
- git.ghostscript.com/
- bugs.chromium.org/p/oss-fuzz/issues/detail (Third Party Advisory)
Frequently asked questions
- What is CVE-2021-45944?
- CVE-2021-45944 is a medium-severity vulnerability in Artifex Ghostscript, classified under Use After Free. CVSS score: 5.5/10. Published 2022-01-01.
- How severe is CVE-2021-45944?
- Medium severity. CVSS v3 base score is 5.5 out of 10.