CVE-2026-98449: smb: client: delete compound mids on send failure before unlock

Overview

Severity

Medium (CVSS 4.2)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-Oct

Released

2026-10-20

EPSS Score

0.16% (percentile: 5.0%)

Affected Products (1)

Other

• 21932-17084

Revision History

• 2026-10-20: Information published.