CVE-2020-21049
MEDIUM6.5EPSS 0.41%Published: 9/14/2021Modified: 4/28/2026
Description
An invalid read in the stb_image.h component of libsixel prior to v1.8.5 allows attackers to cause a denial of service (DOS) via a crafted PSD file.
Affected packages (1)
- Debian/libsixelfrom 0, < 1.8.6-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |