GHSA-x7f3-62pm-9p38

    Dashboard / Vulnerabilities / GHSA-x7f3-62pm-9p38

    GHSA-x7f3-62pm-9p38

    Published: 20 May 2022Last Modified: 10 Sept 2026

    Summary: Out of bounds memory access in github.com/open-policy-agent/opa

    Details: An issue in the component ast/parser.go of Open Policy Agent v0.39.0 causes the application to incorrectly interpret every expression, causing a Denial of Service (DoS) via triggering out-of-range memory access.

    References: https://nvd.nist.gov/vuln/detail/CVE-2022-28946, https://github.com/open-policy-agent/opa/pull/4548, https://github.com/open-policy-agent/opa/commit/e9d3828db670cbe11129885f37f08cbf04935264, https://github.com/open-policy-agent/opa, https://pkg.go.dev/vuln/GO-2022-0587

    Affected packages

    Package

    Name: github.com/open-policy-agent/opa

    Purl: pkg:golang/github.com/open-policy-agent/opa

    Affected ranges

    Type: SEMVER

    Events:

    Introduced- 0
    Fixed -0.40.0

    Affected versions

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    GHSA-x7f3-62pm-9p38 | CVE-DB