A flaw was found in KubeVirt's virt-handler component. This vulnerability allows an authenticated OpenShift user with edit permissions in a single namespace to exploit improper symlink validation when connecting to virtual machine console sockets. By replacing the console socket with a symlink to the host's container runtime (CRI-O) socket, an attacker can hijack virt-handler's privileged connection. This enables the attacker to access any Unix socket on the host, potentially leading to full control of the node and the entire cluster.
Update kubevirt.io/kubevirt to 1.8.3; kubevirt.io/kubevirt to 1.7.4; kubevirt.io/kubevirt to 1.6.6 if you use the affected versions. Test the change in a non-production environment first.
Local check
hol-guard supply-chain scanKubeVirt has a Link Following vulnerability affects kubevirt.io/kubevirt (go), kubevirt.io/kubevirt (go), kubevirt.io/kubevirt (go). Severity is critical. A flaw was found in KubeVirt's virt-handler component. This vulnerability allows an authenticated OpenShift user with edit permissions in a single namespace to exploit improper symlink validation when connecting to virtual machine console sockets. By replacing the console socket with a symlink to the host's container runtime (CRI-O) socket, an attacker can hijack virt-handler's privileged connection. This enables the attacker to access any Unix socket on the host, potentially leading to full control of the node and the entire cluster.
AI coding agents often install or upgrade packages automatically in go. A critical vulnerability in a dependency can be pulled into a project through a normal install or update without a human reviewing the change, expanding the blast radius from a single package to every agent workspace that depends on it.
| Package | Affected range | Fixed version |
|---|---|---|
| kubevirt.io/kubevirt |
A flaw was found in KubeVirt's virt-handler component. This vulnerability allows an authenticated OpenShift user with edit permissions in a single namespace to exploit improper symlink validation when connecting to virtual machine console sockets. By replacing the console socket with a symlink to the host's container runtime (CRI-O) socket, an attacker can hijack virt-handler's privileged connection. This enables the attacker to access any Unix socket on the host, potentially leading to full control of the node and the entire cluster.
Update kubevirt.io/kubevirt to 1.8.3; kubevirt.io/kubevirt to 1.7.4; kubevirt.io/kubevirt to 1.6.6 if you use the affected versions. Test the change in a non-production environment first.
Local check
hol-guard supply-chain scanKubeVirt has a Link Following vulnerability affects kubevirt.io/kubevirt (go), kubevirt.io/kubevirt (go), kubevirt.io/kubevirt (go). Severity is critical. A flaw was found in KubeVirt's virt-handler component. This vulnerability allows an authenticated OpenShift user with edit permissions in a single namespace to exploit improper symlink validation when connecting to virtual machine console sockets. By replacing the console socket with a symlink to the host's container runtime (CRI-O) socket, an attacker can hijack virt-handler's privileged connection. This enables the attacker to access any Unix socket on the host, potentially leading to full control of the node and the entire cluster.
AI coding agents often install or upgrade packages automatically in go. A critical vulnerability in a dependency can be pulled into a project through a normal install or update without a human reviewing the change, expanding the blast radius from a single package to every agent workspace that depends on it.
| Package | Affected range | Fixed version |
|---|---|---|
| kubevirt.io/kubevirt |
| >=1.8.0-alpha.0,<1.8.3 |
| 1.8.3 |
| kubevirt.io/kubevirtgo | >=1.7.0-alpha.0,<1.7.4 | 1.7.4 |
|---|
| kubevirt.io/kubevirtgo | <1.6.6 | 1.6.6 |
|---|
Fixed versions are reported by the source feed; confirm compatibility before updating.
Reported by GitHub Security Advisories (ghsa).
HOL Guard can help your team review package activity against supported protection paths.
Explore HOL Guard| >=1.8.0-alpha.0,<1.8.3 |
| 1.8.3 |
| kubevirt.io/kubevirtgo | >=1.7.0-alpha.0,<1.7.4 | 1.7.4 |
|---|
| kubevirt.io/kubevirtgo | <1.6.6 | 1.6.6 |
|---|
Fixed versions are reported by the source feed; confirm compatibility before updating.
Reported by GitHub Security Advisories (ghsa).
HOL Guard can help your team review package activity against supported protection paths.
Explore HOL Guard