open-vault/tools/semgrep/ci/hmac-hash.yml

25 lines
758 B
YAML

# Copyright (c) HashiCorp, Inc.
# SPDX-License-Identifier: MPL-2.0
rules:
- id: hmac-needs-new
patterns:
- pattern-either:
- pattern: |
$H := $HASH.New()
...
$FUNC := func() hash.Hash { return $H }
...
hmac.New($FUNC, ...)
- pattern: |
$H := $HASH.New()
...
hmac.New(func() hash.Hash { return $H }, ...)
- pattern: |
hmac.New(func() hash.Hash { return ( $H : hash.Hash) }, ...)
message: "calling hmac.New with unchanging hash.New"
languages: [go]
severity: ERROR