DEBIAN-CVE-2026-93522

    Dashboard / Vulnerabilities / DEBIAN-CVE-2026-93522

    DEBIAN-CVE-2026-93522

    Published: 28 Oct 2026Last Modified: 6 Nov 2026
    Upstream:
    CVE-2026-93522

    Summary:

    Details: A heap buffer overflow caused by mismatched size usage in CopyArea CPU-to-FBO path in X.Org X Server before 21.1.15 and XWayland before 24.1.14 could be used by authenticated X clients to crash or potentially execute code in the X server context.

    References: https://security-tracker.debian.org/tracker/CVE-2026-93522

    Affected packages

    Package

    Name: xwayland

    Purl: pkg:deb/debian/xwayland?arch=source&distro=bookworm

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    2:22.1.9-1

    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
    DEBIAN-CVE-2026-93522 | CVE-DB