Findings

CVE-2026-33542

Incus is a system container and virtual machine manager.

Published Mar 26, 2026 · updated Jun 17, 2026 · linuxcontainers incus

Incus is a system container and virtual machine manager. Prior to version 6.23.0, a lack of validation of the image fingerprint when downloading from simplestreams image servers opens the door to image cache poisoning and under very narrow circumstances exposes other tenants to running attacker controlled images rather than the expected one. Version 6.23.0 patches the issue.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Mar 26, 2026 · NIST NVD

    Detected

    Incus is a system container and virtual machine manager. Prior to version 6.23.0, a lack of validation of the image fingerprint when downloading from simplestreams image servers opens the door to image cache poisoning and under very narrow circumstances exposes other tenants to running attacker controlled images rather than the expected one. Version 6.23.0 patches the issue.

  2. Jun 17, 2026 · NIST NVD

    Updated

    Incus is a system container and virtual machine manager. Prior to version 6.23.0, a lack of validation of the image fingerprint when downloading from simplestreams image servers opens the door to image cache poisoning and under very narrow circumstances exposes other tenants to running attacker controlled images rather than the expected one. Version 6.23.0 patches the issue.

Affected

  • cpe linuxcontainers/incusversion unspecified

Sources

  • CVE.orgVulnerability recordCVE-2026-33542

    Official CVE identifier

    cve.org
  • NIST NVDVulnerability recordCVE-2026-33542

    Incus is a system container and virtual machine manager. Prior to version 6.23.0, a lack of validation of the image fingerprint when downloading from simplestreams image servers opens the door to image cache poisoning and under very narrow circumstances exposes other tenants to r

    nvd.nist.gov

References

CVE-2026-33542 · ZeroDay Findings