CVE-2023-2319: Clusterlabs Pcs

Critical severity, CVSS 9.8. EPSS: 1% chance of exploitation in the next 30 days.

It was discovered that an update for PCS package in RHBA-2023:2151 erratum released as part of Red Hat Enterprise Linux 9.2 failed to include the fix for the Webpack issue CVE-2023-28154 (for PCS package), which was previously addressed in Red Hat Enterprise Linux 9.1 via erratum RHSA-2023:1591. The CVE-2023-2319 was assigned to that Red Hat specific security regression in Red Hat Enterprise Linux 9.2.

Affected products

• Clusterlabs Pcs: version 0.11.4-6.el9 only
• Red Hat Enterprise Linux High Availability: version 9.0 only
• Red Hat Enterprise Linux High Availability Eus: version 9.2 only

Published 2023-05-17. Last modified 2026-06-17.