CVE-2026-97559: smb: client: fail DACL rewrite when the new DACL exceeds 64K

Overview

Severity

Medium (CVSS 4.3)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-Sep

Released

2026-09-28

Last Updated

2026-09-28

EPSS Score

0.20% (percentile: 8.6%)

Affected Products (1)

Other

• 21932-17084

Revision History

• 2026-09-28: Information published.
• 2026-09-28: Information published.