SB2026021282 - SUSE update for kubevirt, virt-api-container, virt-controller-container, virt-exportproxy-container, virt-exportserver-container, virt-handler-container, virt-launcher-container, virt-libguestfs-t
Published: February 12, 2026
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 2 secuirty vulnerabilities.
1) Race condition (CVE-ID: CVE-2024-45310)
The vulnerability allows a remote attacker to crate empty files and directories on the host.
The vulnerability exists due to a race condition when handling containers with custom configuration. A remote attacker can trick the victim into running a specially crafted Docker or Kubernetes container, which can be used to share a volume between two containers and then exploit a race with os.MkdirAll to create empty files or directories in arbitrary locations in the host filesystem.
Successful exploitation of the vulnerability may allow an attacker to perform a denial of service attack against the host system.
2) Improper Check or Handling of Exceptional Conditions (CVE-ID: CVE-2025-64435)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper conditions check in the virt-controller. A remote user can pass specially crafted input to the application and cause a denial of service condition on the target system.
Remediation
Install update from vendor's website.