CVE-2022-2320

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    CVE-2022-2320

    Published: 1 Sept 2022Last Modified: 16 Apr 2026

    Summary:

    Details: A flaw was found in the Xorg-x11-server. The specific flaw exists within the handling of ProcXkbSetDeviceInfo requests. The issue results from the lack of proper validation of user-supplied data, which can result in a memory access past the end of an allocated buffer. This flaw allows an attacker to escalate privileges and execute arbitrary code in the context of root.

    References: https://security.gentoo.org/glsa/202210-30, https://security.netapp.com/advisory/ntap-20221104-0003/, https://www.zerodayinitiative.com/advisories/ZDI-22-963/, https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/938, https://gitlab.freedesktop.org/xorg/xserver/-/merge_requests/939, https://lists.freedesktop.org/archives/xorg-announce/2022-July/003192.html, https://github.com/freedesktop/xorg-xserver/commit/dd8caf39e9e15d8f302e54045dd08d8ebf1025dc

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: N/A

    Events:

    Introduced- None
    Fixed -None

    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
    CVE-2022-2320 | CVE-DB