VULNERABILITY INTELLIGENCE

CVE-2006-4342

CVSS score5.5 MEDIUM
EPSS probability0.39%
CISA KEVNot currently listed
Published2006-10-17
Last modified2026-06-16
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Description

The kernel in Red Hat Enterprise Linux 3, when running on SMP systems, allows local users to cause a denial of service (deadlock) by running the shmat function on an shm at the same time that shmctl is removing that shm (IPC_RMID), which prevents a spinlock from being unlocked.

Weakness classification

  • CWE-667: Improper Locking

Primary references