id: GO-2022-0527
modules:
    - module: std
      versions:
        - fixed: 1.17.12
        - introduced: 1.18.0-0
        - fixed: 1.18.4
      vulnerable_at: 1.18.3
      packages:
        - package: io/fs
          symbols:
            - Glob
summary: Stack exhaustion in Glob on certain paths in io/fs
description: |-
    Calling Glob on a path which contains a large number of path separators can
    cause a panic due to stack exhaustion.
published: 2022-07-20T20:52:22Z
references:
    - fix: https://go.dev/cl/417065
    - fix: https://go.googlesource.com/go/+/fa2d41d0ca736f3ad6b200b2a4e134364e9acc59
    - report: https://go.dev/issue/53415
    - web: https://groups.google.com/g/golang-announce/c/nqrv9fbR0zE
cve_metadata:
    id: CVE-2022-30630
    cwe: 'CWE-674: Uncontrolled Recursion'
    description: |-
        Uncontrolled recursion in Glob in io/fs before Go 1.17.12 and Go 1.18.4 allows
        an attacker to cause a panic due to stack exhaustion via a path which contains a
        large number of path separators.
review_status: REVIEWED