UBUNTU-CVE-2022-0264

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    UBUNTU-CVE-2022-0264

    Published: 24 Jan 2022Last Modified: 4 Feb 2026
    Upstream:
    CVE-2022-0264

    Summary:

    Details: A vulnerability was found in the Linux kernel's eBPF verifier when handling internal data structures. Internal memory locations could be returned to userspace. A local attacker with the permissions to insert eBPF code to the kernel can use this to leak internal kernel memory details defeating some of the exploit mitigations in place for the kernel. This flaws affects kernel versions < v5.16-rc6

    References: https://ubuntu.com/security/CVE-2022-0264, https://git.kernel.org/linus/7d3baf0afa3aa9102d6a521a8e4c41888bb79882, https://ubuntu.com/security/notices/USN-5278-1, https://ubuntu.com/security/notices/USN-5337-1, https://ubuntu.com/security/notices/USN-5368-1, https://www.cve.org/CVERecord?id=CVE-2022-0264

    Affected packages

    Package

    Name: linux-hwe-edge

    Purl: pkg:deb/ubuntu/[email protected]~16.04.1?arch=source&distro=xenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    4.8.0-28.30~16.04.1
    4.8.0-30.32~16.04.1
    4.8.0-32.34~16.04.1
    4.8.0-34.36~16.04.1

    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
    UBUNTU-CVE-2022-0264 | CVE-DB