UBUNTU-CVE-2023-39322

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    UBUNTU-CVE-2023-39322

    Published: 8 Sept 2023Last Modified: 16 Jul 2025
    Upstream:
    CVE-2023-39322

    Summary:

    Details: QUIC connections do not set an upper bound on the amount of data buffered when reading post-handshake messages, allowing a malicious QUIC connection to cause unbounded memory growth. With fix, connections now consistently reject messages larger than 65KiB in size.

    References: https://ubuntu.com/security/CVE-2023-39322, https://go.dev/issue/62266, https://github.com/golang/go/commit/91a4e74b98179f63a27dbff1ad68ddd0ed64363a, https://groups.google.com/g/golang-announce/c/Fm51GRLNRvM, https://groups.google.com/g/golang-dev/c/2C5vbR-UNkI/m/L1hdrPhfBAAJ, https://go.dev/cl/523039, https://pkg.go.dev/vuln/GO-2023-2045, https://www.cve.org/CVERecord?id=CVE-2023-39322

    Affected packages

    Package

    Name: golang-1.21

    Purl: pkg:deb/ubuntu/[email protected]~ubuntu20.04.1?arch=source&distro=focal

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.21.1-1~ubuntu20.04.1

    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
    UBUNTU-CVE-2023-39322 | CVE-DB