CVE-2022-47021: Fedoraproject Fedora

High severity, CVSS 7.8. EPSS: 0.4% chance of exploitation in the next 30 days.

A null pointer dereference issue was discovered in functions op_get_data and op_open1 in opusfile.c in xiph opusfile 0.9 thru 0.12 allows attackers to cause denial of service or other unspecified impacts.

Affected products

• Fedoraproject Fedora: version 36 only; version 37 only
• Xiph Opusfile: from 0.9, up to and including 0.12

Published 2023-01-20. Last modified 2026-06-17.