CVE-2012-0723: IBM Aix

Medium severity, CVSS 4.9. EPSS: 0.4% chance of exploitation in the next 30 days.

The kernel in IBM AIX 5.3, 6.1, and 7.1, and VIOS 2.2.1.4-FP-25 SP-02, does not properly implement the dupmsg system call, which allows local users to cause a denial of service (system crash) via a crafted application.

Affected products

• IBM Aix: version 5.3 only; version 6.1 only; version 7.1 only
• IBM Vios: version 2.2.1.4 only

Published 2012-07-30. Last modified 2026-06-16.