CVE-2021-45944
Published: January 1, 2022Last modified: November 8, 2023
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).
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 5.5 |
| Attack Vector | LOCAL |
| Attack complexity | LOW |
| Privileges required | NONE |
| User interaction | REQUIRED |
| Scope | UNCHANGED |
| Confidentiality | NONE |
| Integrity impact | NONE |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | ghostscript | Not affected (10.01.2-r0) |
| Stream | ghostscript | Not affected (10.01.2-r0) |
References
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=29903
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=30715
- https://git.ghostscript.com/?p=ghostpdl.git%3Ba=commit%3Bh=7861fcad13c497728189feafb41cd57b5b50ea25
- https://github.com/google/oss-fuzz-vulns/blob/main/vulns/ghostscript/OSV-2021-237.yaml
- https://github.com/google/oss-fuzz-vulns/issues/16
- https://lists.debian.org/debian-lts-announce/2022/01/msg00006.html
- https://www.debian.org/security/2022/dsa-5038