RHCOS 4 : OpenShift Container Platform 4.14.61 (RHSA-2026:0995)

The remote Red Hat Enterprise Linux CoreOS 4 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:0995 advisory. - runc: container escape via 'masked path' abuse due to mount race conditions CVE-2025-31133 - runc: container escape with malicious...

runc container escape via "masked path" abuse due to mount race conditions

...

CVE-2025-31133

CVE-2025-31133 (runc) affects the runc runtime when using certain bind-mount sources, where verification of the source inode for "/dev/null" could be bypassed. Affected versions include 1.2.7 and earlier, 1.3.0-rc.1 through 1.3.1, and 1.4.0-rc.1 and 1.4.0-rc.2. The issue enables an attacker to pe...