CVE-2022-4900

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    CVE-2022-4900

    Published: 2 Nov 2023Last Modified: 12 Aug 2026

    Summary: Potential buffer overflow in php_cli_server_startup_workers

    Details: A vulnerability was found in PHP where setting the environment variable PHP_CLI_SERVER_WORKERS to a large value leads to a heap buffer overflow.

    References: https://access.redhat.com/downloads/content/package-browser/, https://lists.debian.org/debian-lts-announce/2024/10/msg00011.html, https://packages.fedoraproject.org/, https://access.redhat.com/security/cve/CVE-2022-4900, https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/4xxx/CVE-2022-4900.json, https://nvd.nist.gov/vuln/detail/CVE-2022-4900, https://security.netapp.com/advisory/ntap-20231130-0008/, https://bugzilla.redhat.com/show_bug.cgi?id=2179880

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -741e6c25066cf8c3ccd4517aa33a5e9b09e92f18

    Affected versions

    POST_PHP7_NSAPI_REMOVAL

    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
    CVE-2022-4900 | CVE-DB