CVE-2026-80841: net/packet: defer vmalloc TX_RING free until skbs finish

Overview

Severity

Medium (CVSS 5.7)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-Sep

Released

2026-09-06

Last Updated

2026-10-15

EPSS Score

0.17% (percentile: 6.4%)

Affected Products (3)

Other

• 21684-17084
• 21892-17084
• 21932-17084

Security Updates (1)

• Security Update

Revision History

• 2026-09-06: Information published.
• 2026-09-07: Information published.
• 2026-09-23: Information published.
• 2026-09-24: Information published.
• 2026-09-24: Information published.
• 2026-10-13: Information published.
• 2026-10-15: Information published.