Vulnerability in Red Hat Enterprise Linux

CVE-2006-4342

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.

EPSS: 0.004 (31.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2006-4342?
CVE-2006-4342 is a medium-severity vulnerability in Red Hat Enterprise Linux, classified under Improper Locking. CVSS score: 5.5/10. Published 2006-10-17.
How severe is CVE-2006-4342?
Medium severity. CVSS v3 base score is 5.5 out of 10.