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Ubuntu Security Notices (USN)

Source: https://ubuntu.com/security/notices

8,435 results · Feed

  • Unscored
    USN-8638-1 0 CVEs

    node-axios vulnerabilities

    Ameer Assadi discovered that Axios did not properly handle certain hostnames when applying NO_PROXY rules. An attacker could possibly use this issue to bypass proxy restrictions and access internal services, resulting in server-side request forgery. (CVE-2025…

    first Aug 13, 2026
  • Medium max 6.9
    USN-8632-1 1 CVE

    node-follow-redirects vulnerability

    Dennis Sepede discovered that follow-redirects did not properly remove custom authentication headers when following cross-domain redirects. An attacker could possibly use this issue to obtain sensitive authentication information, resulting in credential discl…

    first Aug 12, 2026
  • Critical max 9.8
    USN-8634-1 16 CVEs

    linux vulnerabilities

    Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - x86 architecture; - Cryptographic API; - InfiniBand drivers; - Media drivers;…

    first Aug 12, 2026
  • Unscored
    USN-8286-1 0 CVEs

    openvpn vulnerabilities

    Guannan Wang, Zhanpeng Liu, Guancheng Li, and Emma Reuter discovered that OpenVPN incorrectly handled suitably malformed packets with valid tls-crypt-v2 keys. An attacker could possibly use this issue to cause OpenVPN to crash, resulting in a denial of servic…

    first May 20, 2026
  • Unscored
    USN-8626-1 0 CVEs

    systemd vulnerabilities

    It was discovered that systemd-homed did not properly verify the signature of home records. A local attacker could possibly use this issue to add arbitrary system groups to a logged-in user and gain elevated privileges. (CVE-2026-16742) It was discovered that…

    first Aug 10, 2026
  • Unscored
    USN-8592-1 0 CVEs

    imagemagick vulnerabilities

    Hao Ren discovered that ImageMagick incorrectly handled certain images when using the wavelet-denoise operation. An attacker could possibly use this issue to trigger an out-of-bounds heap write, resulting in arbitrary code execution. This issue only affected …

    first Jul 22, 2026
  • Unscored
    USN-8540-1 0 CVEs

    openvpn vulnerabilities

    It was discovered that OpenVPN had a 1-byte buffer overrun when handling NTLMv2 proxy responses. An attacker could use this issue to cause a denial of service or possibly execute arbitrary code. This issue only affected Ubuntu 24.04 LTS and Ubuntu 26.04 LTS. …

    first Jul 14, 2026
  • High max 8.8
    USN-7500-2 2 CVEs

    linux-azure-6.8 vulnerabilities

    Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Bluetooth drivers; - Microsoft Azure Network Adapter (MANA) driver; (CVE-2024…

    first May 7, 2025
  • High max 8.8
    USN-7500-1 2 CVEs

    linux-azure vulnerabilities

    Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Bluetooth drivers; - Microsoft Azure Network Adapter (MANA) driver; (CVE-2025…

    first May 7, 2025
  • Critical max 9.8
    USN-7406-4 4 CVEs

    linux-azure-fips vulnerabilities

    Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - GPU drivers; - SMB network file system; - Network namespace; - Networking cor…

    first Apr 3, 2025
  • Critical max 10.0
    USN-7009-2 219 CVEs 1 exploited

    linux-azure-fde-5.15 vulnerabilities

    Chenyuan Yang discovered that the CEC driver driver in the Linux kernel contained a use-after-free vulnerability. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2024-23848) Chenyuan Yang di…

    first Sep 25, 2024
  • Unscored
    USN-8061-1 0 CVEs

    linux vulnerabilities

    Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Network file system (NFS) server daemon; - SCTP protocol; (CVE-2024-50299, CV…

    first Feb 24, 2026
  • High max 7.8
    USN-7911-1 2 CVEs

    linux vulnerabilities

    Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - SCSI subsystem; - JFS file system; (CVE-2023-52975, CVE-2024-56596)

    first Dec 4, 2025
  • Critical max 9.8
    USN-7408-1 3 CVEs

    linux, linux-azure, linux-azure-5.4, linux-bluefield, linux-gcp, linux-ibm, linux-kvm, linux-oracle, linux-oracle-5.4, linux-xilinx-zynqmp vulnerabilities

    Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - SMB network file system; - Network namespace; - Networking core; (CVE-2024-56…

    first Apr 2, 2025
  • Critical max 9.8
    USN-7408-2 3 CVEs

    linux-fips vulnerabilities

    Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - SMB network file system; - Network namespace; - Networking core; (CVE-2024-56…

    first Apr 2, 2025
  • Critical max 9.8
    USN-7406-5 4 CVEs

    linux-nvidia vulnerabilities

    Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - GPU drivers; - SMB network file system; - Network namespace; - Networking cor…

    first Apr 7, 2025
  • Critical max 9.8
    USN-7406-3 4 CVEs

    linux-realtime, linux-intel-iot-realtime vulnerabilities

    Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - GPU drivers; - SMB network file system; - Network namespace; - Networking cor…

    first Apr 2, 2025
  • High max 7.8
    USN-7221-1 2 CVEs

    linux-oem-6.11 vulnerabilities

    Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystem: - Bluetooth drivers; (CVE-2024-53238, CVE-2024-56757)

    first Jan 21, 2025
  • High max 7.8
    USN-6864-3 2 CVEs

    linux-gke vulnerabilities

    It was discovered that the Intel Data Streaming and Intel Analytics Accelerator drivers in the Linux kernel allowed direct access to the devices for unprivileged users and virtual machines. A local attacker could use this to cause a denial of service. (CVE-20…

    first Jul 11, 2024
  • High max 7.8
    USN-6864-1 2 CVEs

    linux-gcp, linux-intel vulnerabilities

    It was discovered that the Intel Data Streaming and Intel Analytics Accelerator drivers in the Linux kernel allowed direct access to the devices for unprivileged users and virtual machines. A local attacker could use this to cause a denial of service. (CVE-20…

    first Jul 4, 2024
  • High max 8.8
    USN-7492-1 1 CVE

    linux, linux-aws, linux-aws-6.8, linux-gcp, linux-gcp-6.8, linux-gke, linux-gkeop, linux-hwe-6.8, linux-ibm, linux-lowlatency, linux-lowlatency-hwe-6.8, linux-nvidia, linux-nvidia-6.8, linux-nvidia-lowlatency, linux-oem-6.8, linux-oracle, linux-oracle-6.8 vulnerability

    A security issues was discovered in the Linux kernel. An attacker could possibly use this to compromise the system. This update corrects flaws in the following subsystems: - Bluetooth drivers; (CVE-2024-56653)

    first May 6, 2025
  • High max 8.8
    USN-7492-2 1 CVE

    linux-realtime vulnerability

    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: - Bluetooth drivers; (CVE-2024-56653)

    first May 6, 2025
  • Critical max 9.8
    USN-7406-6 4 CVEs

    linux-nvidia-tegra-igx vulnerabilities

    Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - GPU drivers; - SMB network file system; - Network namespace; - Networking cor…

    first Apr 7, 2025
  • Critical max 9.8
    USN-7406-1 4 CVEs

    linux, linux-aws, linux-aws-5.15, linux-gcp, linux-gke, linux-gkeop, linux-ibm, linux-intel-iotg, linux-kvm, linux-lowlatency, linux-lowlatency-hwe-5.15, linux-meta-raspi, linux-nvidia-tegra, linux-oracle, linux-oracle-5.15, linux-raspi vulnerabilities

    Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - GPU drivers; - SMB network file system; - Network namespace; - Networking cor…

    first Apr 2, 2025
  • Critical max 9.8
    USN-7406-2 4 CVEs

    linux-fips, linux-aws-fips, linux-gcp-fips vulnerabilities

    Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - GPU drivers; - SMB network file system; - Network namespace; - Networking cor…

    first Apr 2, 2025
  • High max 7.8
    USN-6873-2 5 CVEs

    linux-starfive-6.5 vulnerabilities

    It was discovered that the Intel Data Streaming and Intel Analytics Accelerator drivers in the Linux kernel allowed direct access to the devices for unprivileged users and virtual machines. A local attacker could use this to cause a denial of service. (CVE-20…

    first Jul 4, 2024
  • High max 7.8
    USN-6873-1 5 CVEs

    linux-aws, linux-aws-6.5, linux-oem-6.5, linux-oracle, linux-oracle-6.5, linux-starfive vulnerabilities

    It was discovered that the Intel Data Streaming and Intel Analytics Accelerator drivers in the Linux kernel allowed direct access to the devices for unprivileged users and virtual machines. A local attacker could use this to cause a denial of service. (CVE-20…

    first Jul 4, 2024
  • Unscored
    USN-7986-1 0 CVEs

    linux vulnerabilities

    Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - Ceph distributed file system; - JFFS2 file system; - Timer subsystem; - USB s…

    first Jan 29, 2026
  • High max 7.1
    USN-7498-1 1 CVE

    linux vulnerability

    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: - JFS file system; (CVE-2024-56598)

    first May 7, 2025
  • Critical max 9.8
    USN-7408-4 3 CVEs

    linux-hwe-5.4 vulnerabilities

    Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - SMB network file system; - Network namespace; - Networking core; (CVE-2024-56…

    first Apr 7, 2025
  • High max 7.8
    USN-6863-1 1 CVE

    linux, linux-ibm, linux-lowlatency, linux-nvidia, linux-raspi vulnerability

    A security issue was discovered in the Linux kernel. An attacker could possibly use it to compromise the system. This update corrects flaws in the following subsystem: - Netfilter; (CVE-2024-26924)

    first Jul 4, 2024
  • High max 7.8
    USN-6864-2 2 CVEs

    linux-aws, linux-oem-6.8 vulnerabilities

    It was discovered that the Intel Data Streaming and Intel Analytics Accelerator drivers in the Linux kernel allowed direct access to the devices for unprivileged users and virtual machines. A local attacker could use this to cause a denial of service. (CVE-20…

    first Jul 4, 2024
  • High max 7.8
    USN-6870-1 3 CVEs

    linux-aws, linux-azure, linux-azure-5.15, linux-azure-fde, linux-azure-fde-5.15, linux-gke, linux-gkeop, linux-gkeop-5.15, linux-ibm, linux-intel-iotg, linux-intel-iotg-5.15, linux-kvm, linux-oracle, linux-oracle-5.15 vulnerabilities

    It was discovered that the Intel Data Streaming and Intel Analytics Accelerator drivers in the Linux kernel allowed direct access to the devices for unprivileged users and virtual machines. A local attacker could use this to cause a denial of service. (CVE-20…

    first Jul 4, 2024
  • High max 7.8
    USN-6872-1 4 CVEs

    linux, linux-gcp, linux-gcp-6.5, linux-laptop, linux-nvidia-6.5, linux-raspi vulnerabilities

    Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystem: - Netfilter; (CVE-2024-26809, CVE-2024-26643, CVE-2024-26925, CVE-2024-26924)

    first Jul 4, 2024
  • High max 7.8
    USN-6870-2 3 CVEs

    linux-aws-5.15 vulnerabilities

    It was discovered that the Intel Data Streaming and Intel Analytics Accelerator drivers in the Linux kernel allowed direct access to the devices for unprivileged users and virtual machines. A local attacker could use this to cause a denial of service. (CVE-20…

    first Jul 4, 2024
  • High max 7.8
    USN-6869-1 2 CVEs

    linux, linux-gcp, linux-lowlatency, linux-lowlatency-hwe-5.15, linux-nvidia, linux-xilinx-zynqmp vulnerabilities

    Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystem: - Netfilter; (CVE-2024-26924, CVE-2024-26643)

    first Jul 4, 2024
  • High max 7.8
    USN-6707-4 4 CVEs 1 exploited

    linux-azure-6.5 vulnerabilities

    Lonial Con discovered that the netfilter subsystem in the Linux kernel did not properly handle element deactivation in certain cases, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service (system crash) or pos…

    first Mar 28, 2024
  • High max 7.8
    USN-6707-3 4 CVEs 1 exploited

    linux-aws, linux-aws-6.5 vulnerabilities

    Lonial Con discovered that the netfilter subsystem in the Linux kernel did not properly handle element deactivation in certain cases, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service (system crash) or pos…

    first Mar 25, 2024
  • High max 7.8
    USN-6707-1 4 CVEs 1 exploited

    linux, linux-azure, linux-gcp, linux-gcp-6.5, linux-hwe-6.5, linux-lowlatency, linux-lowlatency-hwe-6.5, linux-oem-6.5, linux-oracle, linux-oracle-6.5, linux-raspi, linux-starfive, linux-starfive-6.5 vulnerabilities

    Lonial Con discovered that the netfilter subsystem in the Linux kernel did not properly handle element deactivation in certain cases, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service (system crash) or pos…

    first Mar 20, 2024
  • Critical max 9.8
    USN-7408-3 3 CVEs

    linux-azure-fips, linux-gcp-fips vulnerabilities

    Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - SMB network file system; - Network namespace; - Networking core; (CVE-2024-56…

    first Apr 7, 2025