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HIGH severity

GHSA-9h63-7qf6-mv6r

HIGHFix: containers/podman@2c7b579

GHSA-9h63-7qf6-mv6r is a high-severity (CVSS 7) CWE-863 vulnerability in github.com/containers/libpod. O3 Security confirms whether GHSA-9h63-7qf6-mv6r is actually reachable in your code before you act, and blocks exploitation at runtime until you patch.

Improper Authorization in github.com/containers/libpod

Also known asCVE-2021-20188GO-2022-0641
Published
May 18, 2021
Updated
Aug 21, 2024
Affected
1 pkg
Patched
1 / 1
Exploits
None indexed
Exploitation data as of Aug 21, 2024 · OSV.dev, NVD, FIRST.org (EPSS)

Real-World Exposure

1 pkg affected
🐹github.com/containers/libpod

Real-time download stats are indexed for npm and PyPI packages. This vulnerability affects Go packages — download data is not available via public APIs for these ecosystems.

Description

A flaw was found in podman before 1.7.0. File permissions for non-root users running in a privileged container are not correctly checked. This flaw can be abused by a low-privileged user inside the container to access any other file in the container, even if owned by the root user inside the container. It does not allow to directly escape the container, though being a privileged container means that a lot of security features are disabled when running the container. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Affected Packages

1 total 1 fixed
EcosystemPackageVulnerable rangeFix
🐹Gogithub.com/containers/libpodall versions1.7.0

Detection & mitigation playbook

Open-source dependency
  1. Detect

    Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for github.com/containers/libpod. O3's reachability analysis confirms whether the vulnerable code path is actually invoked in your application, so you act on real exposure instead of every transitive match.

  2. Fix

    Update github.com/containers/libpod to 1.7.0 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms GHSA-9h63-7qf6-mv6r is resolved across your whole dependency graph.

  3. Workarounds

    If you can't upgrade right away: gate or disable the affected feature, validate untrusted input at the boundary, and avoid passing attacker-controlled data into the vulnerable path. O3's runtime protection blocks exploitation in production as an interim safeguard until the upgrade lands.

  4. How O3 protects you

    O3 pinpoints whether GHSA-9h63-7qf6-mv6r is reachable in your code and exactly where to fix it, then blocks exploitation in production at runtime until the patched version is deployed.

Tailored to GHSA-9h63-7qf6-mv6r. Runtime protection reduces exposure until a permanent patch is applied and verified — it complements patching, it doesn't replace it.

Fixing This On Your OS

If you run this on a Linux distribution, patch through your package manager against the distro's own security advisory below — it tracks the exact backported fix for your release, which can ship on a different timeline (and sometimes a different severity) than the upstream project.

Red HatImportant

OpenShift Container Platform 3.11 (OCP) has previously packaged podman, but instead now relies on the version from rhel-extras. The older version previously packaged is marked as wontfix. This issue did not affect the versions of podman provided in the Container Tools module, stream rhel8, as shipped in Red Hat…

Frequently Asked Questions

A flaw was found in podman before 1.7.0. File permissions for non-root users running in a privileged container are not correctly checked. This flaw can be abused by a low-privileged user inside the container to access any other file in the container, even if owned by the root user inside the container. It does not allow to directly escape the container, though being a privileged container means that a lot of security features are disabled when running the container. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
O3 Security · Impact-Aware SCA

Is GHSA-9h63-7qf6-mv6r in your dependencies?

O3 detects GHSA-9h63-7qf6-mv6r across Go dependencies and uses function-level reachability to confirm whether the vulnerable code path is actually reachable — not just present. No false positives.