module: github.com/deislabs/oras
package: github.com/deislabs/oras/pkg/content
versions:
  - fixed: v0.9.0
description: |
    Due to improper path validation, using the github.com/deislabs/oras/pkg/content.FileStore
    content store may result in directory traversal during archive extraction, allowing a
    malicious archive to write paths to arbitrary paths that the process can write to.
published: 2021-04-14T20:04:52Z
cves:
  - CVE-2021-21272
ghsas:
  - GHSA-g5v4-5x39-vwhx
credit: Chris Smowton
symbols:
  - extractTarDirectory
derived_symbols:
  - fileWriter.Commit
links:
    commit: https://github.com/deislabs/oras/commit/96cd90423303f1bb42bd043cb4c36085e6e91e8e
    context:
      - https://github.com/deislabs/oras/security/advisories/GHSA-g5v4-5x39-vwhx