CVE-2026-68121: pppoe: reload header pointer after dev_hard_header()

Overview

Severity

Critical (CVSS 9.8)

CVSS Vector

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

Exploit Status

Not Exploited

Patch Tuesday

2026-Aug

Released

2026-08-11

Last Updated

2026-08-14

EPSS Score

0.30% (percentile: 20.0%)

Detection & Weaponization (1 sources)

Maturity: Exploit

• GitHub PoC: 2 repositories

Affected Products (1)

Other

• 21474-17084

Revision History

• 2026-08-11: Information published.
• 2026-08-14: Information published.
• 2026-08-14: Information published.
• 2026-08-14: Information published.