CVE-2026-53284: btrfs: only release the dirty pages io tree after successful writes

Overview

Severity

High (CVSS 7.5)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-Jun

Released

2026-06-28

Last Updated

2026-08-12

EPSS Score

0.43% (percentile: 35.4%)

Affected Products (3)

Open Source Software

• azl3 kernel 6.6.143.1-1 on Azure Linux 3.0

Other

• 21580-17084
• 21684-17084

Revision History

• 2026-06-28: Information published.
• 2026-06-29: Information published.
• 2026-07-12: Information published.
• 2026-08-12: Information published.