UBUNTU-CVE-2023-7192

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    UBUNTU-CVE-2023-7192

    Published: 2 Jan 2024Last Modified: 9 Sept 2026
    Upstream:
    CVE-2023-7192
    Aliases:
    USN-6645-1
    USN-6646-1
    USN-6647-1

    Summary:

    Details: A memory leak problem was found in ctnetlink_create_conntrack in net/netfilter/nf_conntrack_netlink.c in the Linux Kernel. This issue may allow a local attacker with CAP_NET_ADMIN privileges to cause a denial of service (DoS) attack due to a refcount overflow.

    References: https://ubuntu.com/security/CVE-2023-7192, https://git.kernel.org/linus/ac4893980bbe79ce383daf9a0885666a30fe4c83, https://ubuntu.com/security/notices/USN-6645-1, https://ubuntu.com/security/notices/USN-6646-1, https://ubuntu.com/security/notices/USN-6647-1, https://ubuntu.com/security/notices/USN-6647-2, https://www.cve.org/CVERecord?id=CVE-2023-7192

    Affected packages

    Package

    Name: linux

    Purl: pkg:deb/ubuntu/linux?arch=source&distro=trusty%2Fesm

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -3.13.0-196.247

    Affected versions

    3.11.0-12.19

    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-2023-7192 | CVE-DB