module: github.com/russellhaering/goxmldsig
additional_packages:
  - module: github.com/russellhaering/gosaml2
    symbols:
      - SAMLServiceProvider.validateAssertionSignatures
    versions:
      - fixed: v0.6.0
versions:
  - fixed: v1.1.0
description: |
  Due to a nil pointer dereference, a malformed XML Digital Signature
  can cause a panic during validation. If user supplied signatures are
  being validated, this may be used as a denial of service vector.
published: 2021-04-14T12:00:00Z
cve: CVE-2020-7711
credit: "@stevenjohnstone"
symbols:
  - ValidationContext.validateSignature
links:
  context:
    - https://github.com/russellhaering/goxmldsig/issues/48
    - https://github.com/russellhaering/gosaml2/issues/59