UBUNTU-CVE-2026-22984

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    UBUNTU-CVE-2026-22984

    Published: 23 Jan 2026Last Modified: 22 Sept 2026
    Upstream:
    CVE-2026-22984
    Aliases:
    USN-8096-1
    USN-8096-2
    USN-8096-3

    Summary:

    Details: In the Linux kernel, the following vulnerability has been resolved: libceph: prevent potential out-of-bounds reads in handle_auth_done() Perform an explicit bounds check on payload_len to avoid a possible out-of-bounds access in the callout. [ idryomov: changelog ]

    References: https://ubuntu.com/security/CVE-2026-22984, https://www.cve.org/CVERecord?id=CVE-2026-22984, https://git.kernel.org/linus/818156caffbf55cb4d368f9c3cac64e458fb49c9, https://git.kernel.org/stable/c/194cfe2af4d2a1de599d39dad636b47c2f6c2c96, https://git.kernel.org/stable/c/2802ef3380fa8c4a08cda51ec1f085b1a712e9e2, https://git.kernel.org/stable/c/2d653bb63d598ae4b096dd678744bdcc34ee89e8, https://git.kernel.org/stable/c/79fe3511db416d2f2edcfd93569807cb02736e5e, https://git.kernel.org/stable/c/818156caffbf55cb4d368f9c3cac64e458fb49c9, https://git.kernel.org/stable/c/ef208ea331ef688729f64089b895ed1b49e842e3, https://ubuntu.com/security/notices/USN-8096-1, https://ubuntu.com/security/notices/USN-8096-2, https://ubuntu.com/security/notices/USN-8096-3, https://ubuntu.com/security/notices/USN-8096-4, https://ubuntu.com/security/notices/USN-8116-1, https://ubuntu.com/security/notices/USN-8096-5, https://ubuntu.com/security/notices/USN-8141-1, https://ubuntu.com/security/notices/USN-8163-1, https://ubuntu.com/security/notices/USN-8163-2, https://ubuntu.com/security/notices/USN-8243-1, https://ubuntu.com/security/notices/USN-8278-1, https://ubuntu.com/security/notices/USN-8289-1, https://ubuntu.com/security/notices/USN-8296-1, https://ubuntu.com/security/notices/USN-8296-2, https://ubuntu.com/security/notices/USN-8289-2, https://ubuntu.com/security/notices/USN-8278-2, https://ubuntu.com/security/notices/USN-8393-1, https://ubuntu.com/security/notices/USN-8440-1, https://ubuntu.com/security/notices/USN-8490-1, https://ubuntu.com/security/notices/USN-8491-1, https://ubuntu.com/security/notices/USN-8499-1, https://ubuntu.com/security/notices/USN-8508-1, https://ubuntu.com/security/notices/USN-8490-2, https://ubuntu.com/security/notices/USN-8545-1, https://ubuntu.com/security/notices/USN-8546-1, https://ubuntu.com/security/notices/USN-8604-1, https://ubuntu.com/security/notices/USN-8605-1

    Affected packages

    Package

    Name: linux-hwe-edge

    Purl: pkg:deb/ubuntu/linux-hwe-edge?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