CVE-2014-4508: Canonical Ubuntu Linux

Medium severity, CVSS 4.7. EPSS: 0.4% chance of exploitation in the next 30 days.

arch/x86/kernel/entry_32.S in the Linux kernel through 3.15.1 on 32-bit x86 platforms, when syscall auditing is enabled and the sep CPU feature flag is set, allows local users to cause a denial of service (OOPS and system crash) via an invalid syscall number, as demonstrated by number 1000.

Affected products

• Canonical Ubuntu Linux: version 12.04 only
• Linux Linux Kernel: up to and including 3.15.1

Published 2014-06-23. Last modified 2026-06-17.