CVE-2026-63829: net: ip_gre: require CAP_NET_ADMIN in the device netns for changelink

Overview

Severity

High (CVSS 8.2)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-Jul

Released

2026-07-20

Last Updated

2026-08-12

EPSS Score

0.13% (percentile: 2.7%)

Affected Products (1)

Other

• 21580-17084

Revision History

• 2026-07-20: Information published.
• 2026-07-20: Information published.
• 2026-08-12: Information published.