CVE-2026-22999: net/sched: sch_qfq: do not free existing class in qfq_change_class()

Overview

Severity

Medium (CVSS 5.5)

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Exploit Status

Not Exploited

Patch Tuesday

2026-Jan

Released

2026-02-28

EPSS Score

0.01% (percentile: 0.9%)

Affected Products (1)

Other

• 17087-17086

Revision History

• 2026-02-28: Information published.