CVE-2022-3559

    Dashboard / Vulnerabilities / CVE-2022-3559

    CVE-2022-3559

    Published: 17 Oct 2022Last Modified: 12 Aug 2026

    Summary: Exim Regex use after free

    Details: A vulnerability was found in Exim and classified as problematic. This issue affects some unknown processing of the component Regex Handler. The manipulation leads to use after free. The name of the patch is 4e9ed49f8f12eb331b29bd5b6dc3693c520fddc2. It is recommended to apply a patch to fix this issue. The identifier VDB-211073 was assigned to this vulnerability.

    References: https://bugs.exim.org/show_bug.cgi?id=2915, https://git.exim.org/exim.git/commit/4e9ed49f8f12eb331b29bd5b6dc3693c520fddc2, https://lists.debian.org/debian-lts-announce/2024/10/msg00029.html, https://vuldb.com/?id.211073, https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/3xxx/CVE-2022-3559.json, https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EIH4W5R7SHTUEQFWWKB4TUO5YFZX64KV/, https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TMQ6OCKPNPBPSD37YR4FOWV2R54M2UEP/, https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WFHLZVHNNO2GWYP5EA4TZQZ5O4GVPARR/, https://nvd.nist.gov/vuln/detail/CVE-2022-3559

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -107077d7fd6736711bf5cd980221723401d37c51

    Affected versions

    exim-4.97-RC2

    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-2022-3559 | CVE-DB