RHCOS 4 : OpenShift Container Platform 4.17.47 (RHSA-2026:0701)

The remote Red Hat Enterprise Linux CoreOS 4 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:0701 advisory. - runc: container escape via 'masked path' abuse due to mount race conditions CVE-2025-31133 - runc: container escape with malicious...

runc: opencontainers/selinux: container escape and denial of service due to arbitrary write gadgets and procfs write redirects

A flaw was found in runc. This attack is a more sophisticated variant of CVE-2019-16884, which was a flaw that allowed an attacker to trick runc into writing the LSM process labels for a container process into a dummy tmpfs file and thus not apply the correct LSM labels to the container process...