CVE-2020-27828: Fedoraproject Fedora

High severity, CVSS 7.8. EPSS: 1.4% chance of exploitation in the next 30 days.

There's a flaw in jasper's jpc encoder in versions prior to 2.0.23. Crafted input provided to jasper by an attacker could cause an arbitrary out-of-bounds write. This could potentially affect data confidentiality, integrity, or application availability.

Affected products

• Fedoraproject Fedora: version 32 only; version 33 only
• Jasper Project Jasper: before 2.0.23 (fixed in 2.0.23)

Published 2020-12-11. Last modified 2026-06-17.