`proot-distro install` has a Symlink Escape (Arbitrary Host File Write) via Malicious Tar Archive

Date Jul 29, 2026

Type Vendor advisory

Signal High-risk advisory

Vendor / Product PyPI · proot-distro

CVE CVE-2026-54574

High-risk advisory CVE-2026-54574

Summary

`proot-distro install` has a Symlink Escape (Arbitrary Host File Write) via Malicious Tar Archive

Why it matters

GitHub has published a reviewed security advisory for proot-distro. Prioritize it with other application dependency updates.

Operator check

Check whether proot-distro is present in application dependency manifests, lockfiles, or build images. Review the GitHub advisory and upgrade to a patched version where available.

Sources

GitHub Advisory GHSA-9xq3-3fqg-4vg7 NVD — CVE-2026-54574 Source reference

PatchBrief uses public sources. It does not scan environments, verify exposure, or replace vendor guidance.

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