UBUNTU-CVE-2023-32629

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    UBUNTU-CVE-2023-32629

    Published: 6 Jun 2023Last Modified: 30 Sept 2026
    Upstream:
    CVE-2023-32629
    Aliases:
    USN-6248-1
    USN-6250-1
    USN-6251-1

    Summary:

    Details: Local privilege escalation vulnerability in Ubuntu Kernels overlayfs ovl_copy_up_meta_inode_data skip permission checks when calling ovl_do_setxattr on Ubuntu kernels

    References: https://ubuntu.com/security/CVE-2023-32629, https://wiz.io/blog/ubuntu-overlayfs-vulnerability, https://lists.ubuntu.com/archives/kernel-team/2023-July/140920.html, https://ubuntu.com/security/notices/USN-6248-1, https://ubuntu.com/security/notices/USN-6250-1, https://ubuntu.com/security/notices/USN-6251-1, https://ubuntu.com/security/notices/USN-6260-1, https://ubuntu.com/security/notices/USN-6261-1, https://ubuntu.com/security/notices/USN-6285-1, https://www.cve.org/CVERecord?id=CVE-2023-32629, https://ubuntu.com/security/notices/USN-8255-1, https://ubuntu.com/security/notices/USN-8255-2, https://ubuntu.com/security/notices/USN-8255-3, https://ubuntu.com/security/notices/USN-8275-1, https://ubuntu.com/security/notices/USN-8297-1, https://ubuntu.com/security/notices/USN-8439-1

    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
    UBUNTU-CVE-2023-32629 | CVE-DB