High severityNVD Advisory· Published Jul 29, 2026· Updated Jul 29, 2026
proot-distro has a Container Isolation Bypass via Crafted Restore Archive
CVE-2026-54727
Description
proot-distro is a utility for managing proot containers. Prior to version 5.1.6, proot-distro restore accepted hardlink entries whose linkname referenced another installed container and did not verify that the hardlink source container matched the destination container being restored, allowing a crafted restore archive to copy files between otherwise isolated containers. This issue is fixed in version 5.1.6.
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Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
proot-distroPyPI | < 5.1.6 | 5.1.6 |
Affected products
1- Range: <5.1.6
Patches
Vulnerability mechanics
References
4- github.com/advisories/GHSA-7h3g-4w2f-fj2fghsaADVISORY
- github.com/termux/proot-distro/commit/98aff324b7d8500ff75a8ca9ac087ee636be4716ghsax_refsource_MISCWEB
- github.com/termux/proot-distro/releases/tag/v5.1.6ghsax_refsource_MISCWEB
- github.com/termux/proot-distro/security/advisories/GHSA-7h3g-4w2f-fj2fghsax_refsource_CONFIRMWEB
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