USN-8730-1

    Dashboard / Vulnerabilities / USN-8730-1

    USN-8730-1

    Published: 7 Sept 2026Last Modified: 8 Sept 2026

    Summary: linux, linux-gcp, linux-gcp-fips, linux-gke, linux-gkeop, linux-hwe-5.15, linux-ibm, linux-ibm-5.15, linux-intel-iot-realtime, linux-lowlatency, linux-lowlatency-hwe-5.15, linux-nvidia, linux-nvidia-tegra, linux-nvidia-tegra-5.15, linux-realtime vulnerability

    Details: A security issue was discovered in the Linux kernel. An attacker could possibly use this to compromise the system. This update corrects flaws in the following subsystems: - IPv6 networking; - Netfilter;

    References: https://ubuntu.com/security/notices/USN-8730-1, https://ubuntu.com/security/CVE-2026-53131

    Affected packages

    Package

    Name: linux-hwe-5.15

    Purl: pkg:deb/ubuntu/linux-hwe-5.15?arch=source&distro=esm-infra%2Ffocal

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -5.15.0-191.201~20.04.1

    Affected versions

    5.15.0-33.34~20.04.1
    5.15.0-41.44~20.04.1
    5.15.0-43.46~20.04.1
    5.15.0-46.49~20.04.1
    5.15.0-48.54~20.04.1
    5.15.0-50.56~20.04.1
    5.15.0-52.58~20.04.1
    5.15.0-53.59~20.04.1
    5.15.0-56.62~20.04.1
    5.15.0-57.63~20.04.1
    5.15.0-58.64~20.04.1
    5.15.0-60.66~20.04.1
    5.15.0-67.74~20.04.1
    5.15.0-69.76~20.04.1
    5.15.0-70.77~20.04.1
    5.15.0-71.78~20.04.1
    5.15.0-72.79~20.04.1
    5.15.0-73.80~20.04.1
    5.15.0-75.82~20.04.1
    5.15.0-76.83~20.04.1
    5.15.0-78.85~20.04.1
    5.15.0-79.86~20.04.2
    5.15.0-82.91~20.04.1
    5.15.0-83.92~20.04.1
    5.15.0-84.93~20.04.1
    5.15.0-86.96~20.04.1
    5.15.0-87.97~20.04.1
    5.15.0-88.98~20.04.1
    5.15.0-89.99~20.04.1
    5.15.0-91.101~20.04.1
    5.15.0-92.102~20.04.1
    5.15.0-94.104~20.04.1
    5.15.0-97.107~20.04.1
    5.15.0-100.110~20.04.1
    5.15.0-101.111~20.04.1
    5.15.0-102.112~20.04.1
    5.15.0-105.115~20.04.1
    5.15.0-106.116~20.04.1
    5.15.0-107.117~20.04.1
    5.15.0-113.123~20.04.1
    5.15.0-116.126~20.04.1
    5.15.0-117.127~20.04.1
    5.15.0-118.128~20.04.1
    5.15.0-119.129~20.04.1
    5.15.0-121.131~20.04.1
    5.15.0-122.132~20.04.1
    5.15.0-124.134~20.04.1
    5.15.0-125.135~20.04.1
    5.15.0-126.136~20.04.1
    5.15.0-127.137~20.04.1
    5.15.0-130.140~20.04.1
    5.15.0-131.141~20.04.1
    5.15.0-134.145~20.04.1
    5.15.0-136.147~20.04.1
    5.15.0-138.148~20.04.1
    5.15.0-139.149~20.04.1
    5.15.0-142.152~20.04.1
    5.15.0-143.153~20.04.1
    5.15.0-144.157~20.04.1
    5.15.0-145.158~20.04.1
    5.15.0-151.161~20.04.1
    5.15.0-152.162~20.04.1
    5.15.0-153.163~20.04.1
    5.15.0-156.166~20.04.1
    5.15.0-157.167~20.04.1
    5.15.0-160.170~20.04.1
    5.15.0-161.171~20.04.1
    5.15.0-163.173~20.04.1
    5.15.0-164.174~20.04.1
    5.15.0-168.178~20.04.1
    5.15.0-170.180~20.04.3
    5.15.0-171.181~20.04.1
    5.15.0-173.183~20.04.1
    5.15.0-176.186~20.04.1
    5.15.0-177.187~20.04.1
    5.15.0-179.189~20.04.1
    5.15.0-181.191~20.04.1
    5.15.0-185.195~20.04.1
    5.15.0-186.196~20.04.1
    5.15.0-190.200~20.04.1

    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
    USN-8730-1 | CVE-DB