CVE-2018-9422: Debian Linux

High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days.

In get_futex_key of futex.c, there is a use-after-free due to improper locking. This could lead to local escalation of privilege with no additional privileges needed. User interaction is not needed for exploitation. Product: Android Versions: Android kernel Android ID: A-74250718 References: Upstream kernel.

Affected products

• Debian Debian Linux: version 8.0 only; version 9.0 only
• Google Android: affected versions not specified

Published 2018-11-06. Last modified 2026-06-17.