PSA-2026-00094: Proxmox Virtual Environment: OCI extraction path escape
This Proxmox advisory covers a security issue in Proxmox Virtual Environment.
Key facts
- Fixed in
- librust-proxmox-oci-dev 0.2.2, libpve-rs-perl 0.15.4
- Advisory id
- PSA-2026-00094
- Source published
- Listed by VulniPulse
Compiled by VulniPulse from the linked sources. How records are collected and checked.
Affected products & platforms
Description
Missing checks when applying whiteouts during OCI template extraction allowed an attacker to use malformed images to delete arbitrary files and directories outside of the target rootfs. This issue was reported privately by Project Loupe, and later also reported by Apo - CSB Raccoon Labs.
Packages: pve-container, librust-proxmox-oci-dev/libpve-rs-perl.
Affected product named by the advisory: Proxmox Virtual Environment.
Text from the source record.
Fix and mitigation
Upgrade to a fixed release named by Proxmox:
- librust-proxmox-oci-dev 0.2.2
- libpve-rs-perl 0.15.4
Vendor guidance
- Update to the fixed package versions: librust-proxmox-oci-dev >= 0.2.2, libpve-rs-perl >= 0.15.4.
End-of-life dates for Proxmox VE
More Proxmox advisories
PSA-2026-00095Nov 10, 2026Proxmox Virtual Environment: Broken privilege checks when modifying container NICsPSA-2026-00093Nov 10, 2026Proxmox Virtual Environment: FRR config injection issuesPSA-2026-00092Nov 10, 2026Proxmox Virtual Environment: Missing and incomplete ACL checks in the SDN APIPSA-2026-00089Nov 10, 2026Proxmox: Several issues in libpve-http-server-perlPSA-2026-00088Nov 10, 2026Proxmox Virtual Environment: Shell command injection via volume namePSA-2026-00085Nov 3, 2026Proxmox Virtual Environment: Incomplete privilege checks for outgoing remote migration
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