CVE-2026-98079: btrfs: zstd: fix lost wakeup when waiting for a workspace

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-Sep

Released

2026-09-27

EPSS Score

0.20% (percentile: 8.6%)

Affected Products (1)

Other

• 21932-17084

Revision History

• 2026-09-27: Information published.