CVE-2022-31026

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    CVE-2022-31026

    Published: 6 Jun 2022Last Modified: 12 Aug 2026

    Summary: Use of Uninitialized Variable in trilogy

    Details: Trilogy is a client library for MySQL. When authenticating, a malicious server could return a specially crafted authentication packet, causing the client to read and return up to 12 bytes of data from an uninitialized variable in stack memory. Users of the trilogy gem should upgrade to version 2.1.1 This issue can be avoided by only connecting to trusted servers.

    References: https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/31xxx/CVE-2022-31026.json, https://github.com/github/trilogy/security/advisories/GHSA-5g4r-2qhx-vqfm, https://nvd.nist.gov/vuln/detail/CVE-2022-31026, https://github.com/github/trilogy/commit/6bed62789eaf119902b0fe247d2a91d56c31a962

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -6bed62789eaf119902b0fe247d2a91d56c31a962

    Affected versions

    v2.1.0

    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-2022-31026 | CVE-DB