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Ubuntu Security Notices (USN)

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

8,409 results · Feed

  • Critical max 10.0
    USN-7382-1 307 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 subsystems: - ARM64 architecture; - MIPS architecture; - PowerPC architecture; - RISC-V arc…

    first Mar 27, 2025
  • Critical max 9.8
    USN-7088-2 162 CVEs

    linux-azure, linux-bluefield vulnerabilities

    Ziming Zhang discovered that the VMware Virtual GPU DRM driver in the Linux kernel contained an integer overflow vulnerability. A local attacker could use this to cause a denial of service (system crash). (CVE-2022-36402) Several security issues were discover…

    first Nov 4, 2024
  • High max 7.8
    USN-7415-1 6 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: - Drivers core; - Ext4 file system; - JFS file system; - Network namespace; - C…

    first Apr 3, 2025
  • Critical max 9.8
    USN-7331-1 105 CVEs 2 exploited

    linux-hwe-5.15 vulnerabilities

    Attila Szász discovered that the HFS+ file system implementation in the Linux Kernel contained a heap overflow vulnerability. An attacker could use a specially crafted file system image that, when mounted, could cause a denial of service (system crash) or pos…

    first Mar 5, 2025
  • Critical max 9.8
    USN-7308-1 106 CVEs 2 exploited

    linux-aws 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: - ARM64 architecture; - x86 architecture; - Block layer subsystem; - ACPI drive…

    first Feb 27, 2025
  • Critical max 9.8
    USN-7295-1 149 CVEs 2 exploited

    linux-xilinx-zynqmp vulnerabilities

    Ye Zhang and Nicolas Wu discovered that the io_uring subsystem in the Linux kernel did not properly handle locking for rings with IOPOLL, leading to a double-free vulnerability. A local attacker could use this to cause a denial of service (system crash) or po…

    first Feb 26, 2025
  • Critical max 9.8
    USN-7294-4 144 CVEs 2 exploited

    linux-kvm 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: - ARM64 architecture; - Block layer subsystem; - ACPI drivers; - Drivers core; …

    first Mar 3, 2025
  • Critical max 9.8
    USN-7294-3 144 CVEs 2 exploited

    linux-ibm 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: - ARM64 architecture; - Block layer subsystem; - ACPI drivers; - Drivers core; …

    first Feb 28, 2025
  • Critical max 9.8
    USN-7069-1 35 CVEs 1 exploited

    linux, linux-aws, linux-aws-hwe, linux-azure-4.15, linux-gcp, linux-gcp-4.15, linux-hwe, linux-kvm, linux-oracle 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; - CPU frequency scaling framework; - H…

    first Oct 15, 2024
  • Critical max 10.0
    USN-7344-2 39 CVEs 1 exploited

    linux-azure, linux-azure-4.15 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) Attila Szász dis…

    first Mar 13, 2025
  • Critical max 9.8
    USN-7305-1 103 CVEs 2 exploited

    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: - ARM64 architecture; - x86 architecture; - Block layer subsystem; - ACPI drive…

    first Feb 26, 2025
  • Critical max 9.8
    USN-7186-1 181 CVEs

    linux-intel-iotg vulnerabilities

    Andy Nguyen discovered that the Bluetooth L2CAP implementation in the Linux kernel contained a type-confusion error. A physically proximate remote attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-202…

    first Jan 6, 2025
  • Critical max 10.0
    USN-7156-1 607 CVEs

    linux-gkeop vulnerabilities

    Chenyuan Yang discovered that the USB Gadget subsystem in the Linux kernel did not properly check for the device to be enabled before writing. A local attacker could possibly use this to cause a denial of service. (CVE-2024-25741) Several security issues were…

    first Dec 12, 2024
  • Critical max 9.8
    USN-7123-1 226 CVEs

    linux-azure vulnerabilities

    It was discovered that the CIFS network file system implementation in the Linux kernel did not properly validate certain SMB messages, leading to an out-of-bounds read vulnerability. An attacker could use this to cause a denial of service (system crash) or po…

    first Nov 20, 2024
  • Critical max 9.8
    USN-7100-2 223 CVEs

    linux-aws vulnerabilities

    Supraja Sridhara, Benedict Schlüter, Mark Kuhne, Andrin Bertschi, and Shweta Shinde discovered that the Confidential Computing framework in the Linux kernel for x86 platforms did not properly handle 32-bit emulation on TDX and SEV. An attacker with access to …

    first Nov 12, 2024
  • Critical max 9.8
    USN-7288-2 104 CVEs 2 exploited

    linux-lowlatency-hwe-5.15 vulnerabilities

    Attila Szász discovered that the HFS+ file system implementation in the Linux Kernel contained a heap overflow vulnerability. An attacker could use a specially crafted file system image that, when mounted, could cause a denial of service (system crash) or pos…

    first Feb 25, 2025
  • High max 7.8
    USN-7235-1 3 CVEs

    linux, linux-azure, linux-gcp, linux-gcp-5.15, linux-gke, linux-gkeop, linux-hwe-5.15, linux-ibm, linux-ibm-5.15, linux-intel-iotg, linux-intel-iotg-5.15, linux-kvm, linux-lowlatency, linux-lowlatency-hwe-5.15, linux-nvidia, 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: - Netfilter; - Network traffic control; - VMware vSockets driver; (CVE-2024-531…

    first Jan 28, 2025
  • Critical max 9.8
    USN-7166-4 167 CVEs

    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: - ARM32 architecture; - RISC-V architecture; - S390 architecture; - x86 archite…

    first Jan 20, 2025
  • High max 7.8
    USN-7159-1 23 CVEs

    linux, linux-gcp, linux-gcp-5.4, linux-hwe-5.4, linux-ibm, linux-ibm-5.4, linux-kvm, linux-raspi, 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: - ARM32 architecture; - ARM64 architecture; - S390 architecture; - x86 architec…

    first Dec 12, 2024
  • Critical max 9.8
    USN-7095-1 197 CVEs

    linux-nvidia, linux-nvidia-6.8, linux-nvidia-lowlatency vulnerabilities

    Chenyuan Yang discovered that the USB Gadget subsystem in the Linux kernel did not properly check for the device to be enabled before writing. A local attacker could possibly use this to cause a denial of service. (CVE-2024-25741) Several security issues were…

    first Nov 7, 2024
  • Critical max 9.8
    USN-7148-1 40 CVEs

    linux, linux-aws, linux-kvm, linux-lts-xenial vulnerabilities

    Lyu Tao discovered that the NFS implementation in the Linux kernel did not properly handle requests to open a directory on a regular file. A local attacker could use this to expose sensitive information (kernel memory). Several security issues were discovered…

    first Dec 10, 2024
  • Critical max 9.8
    USN-7119-1 175 CVEs

    linux-iot vulnerabilities

    Ziming Zhang discovered that the VMware Virtual GPU DRM driver in the Linux kernel contained an integer overflow vulnerability. A local attacker could use this to cause a denial of service (system crash). (CVE-2022-36402) Several security issues were discover…

    first Nov 19, 2024
  • Critical max 10.0
    USN-7342-1 38 CVEs 1 exploited

    linux, linux-hwe 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) Several security…

    first Mar 11, 2025
  • High max 8.8
    USN-7333-1 5 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: - Media drivers; - Direct Digital Synthesis drivers; - TTY drivers; - 9P distri…

    first Mar 5, 2025
  • Critical max 9.8
    USN-7332-3 36 CVEs 1 exploited

    linux-lts-xenial 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: - PowerPC architecture; - Block layer subsystem; - GPIO subsystem; - GPU driver…

    first Mar 13, 2025
  • Critical max 9.8
    USN-7332-2 37 CVEs 1 exploited

    linux-kvm vulnerabilities

    Attila Szász discovered that the HFS+ file system implementation in the Linux Kernel contained a heap overflow vulnerability. An attacker could use a specially crafted file system image that, when mounted, could cause a denial of service (system crash) or pos…

    first Mar 11, 2025
  • High max 8.8
    USN-7179-1 14 CVEs

    linux, linux-gkeop, linux-ibm, linux-ibm-5.15, linux-kvm, linux-lowlatency, linux-lowlatency-hwe-5.15, linux-oracle-5.15 vulnerabilities

    Andy Nguyen discovered that the Bluetooth L2CAP implementation in the Linux kernel contained a type-confusion error. A physically proximate remote attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-202…

    first Dec 20, 2024
  • Critical max 10.0
    USN-7154-2 402 CVEs

    linux-hwe-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: - ARM64 architecture; - MIPS architecture; - PowerPC architecture; - RISC-V arc…

    first Jan 6, 2025
  • High max 7.8
    USN-7073-1 4 CVEs

    linux, linux-aws, linux-aws-5.4, linux-bluefield, linux-gcp, linux-gcp-5.4, linux-gkeop, linux-hwe-5.4, linux-ibm, linux-ibm-5.4, linux-kvm, linux-oracle, linux-oracle-5.4, linux-raspi, linux-raspi-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: - Watchdog drivers; - Netfilter; - Memory management; - Network traffic control…

    first Oct 16, 2024
  • High max 7.8
    USN-6868-1 3 CVEs

    linux, linux-aws, linux-azure, linux-azure-5.4, linux-bluefield, linux-gcp, linux-gkeop, linux-hwe-5.4, linux-ibm, linux-ibm-5.4, linux-iot, linux-kvm, linux-oracle, linux-oracle-5.4, linux-raspi, linux-raspi-5.4, linux-xilinx-zynqmp vulnerabilities

    Sander Wiebing, Alvise de Faveri Tron, Herbert Bos, and Cristiano Giuffrida discovered that the Linux kernel mitigations for the initial Branch History Injection vulnerability (CVE-2022-0001) were insufficient for Intel processors. A local attacker could pote…

    first Jul 3, 2024
  • High max 7.8
    USN-7234-1 5 CVEs

    linux, linux-bluefield, linux-gcp, linux-gcp-5.4, linux-ibm, linux-ibm-5.4, linux-kvm, linux-oracle, linux-oracle-5.4, linux-raspi vulnerabilities

    Ye Zhang and Nicolas Wu discovered that the io_uring subsystem in the Linux kernel did not properly handle locking for rings with IOPOLL, leading to a double-free vulnerability. A local attacker could use this to cause a denial of service (system crash) or po…

    first Jan 28, 2025
  • High max 8.8
    USN-7179-2 14 CVEs

    linux-aws, linux-aws-5.15, linux-gcp, linux-gcp-5.15, linux-hwe-5.15, linux-nvidia, linux-oracle, linux-raspi vulnerabilities

    Andy Nguyen discovered that the Bluetooth L2CAP implementation in the Linux kernel contained a type-confusion error. A physically proximate remote attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-202…

    first Jan 6, 2025
  • High max 8.8
    USN-7173-2 16 CVEs

    linux-aws, linux-aws-5.4, linux-bluefield, linux-ibm, linux-ibm-5.4, linux-oracle, linux-oracle-5.4, linux-xilinx-zynqmp vulnerabilities

    Ziming Zhang discovered that the DRM driver for VMware Virtual GPU did not properly handle certain error conditions, leading to a NULL pointer dereference. A local attacker could possibly trigger this vulnerability to cause a denial of service. (CVE-2022-3809…

    first Dec 20, 2024
  • High max 7.8
    USN-7120-1 2 CVEs

    linux, linux-aws, linux-gcp, linux-gcp-6.8, linux-gke, linux-hwe-6.8, linux-ibm, linux-nvidia, linux-nvidia-6.8, linux-nvidia-lowlatency, linux-oem-6.8, linux-oracle, 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: - File systems infrastructure; - Network traffic control; (CVE-2024-46800, CVE-…

    first Nov 19, 2024
  • Critical max 9.1
    USN-7110-1 20 CVEs

    linux, linux-aws, linux-kvm, linux-lts-xenial 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: - Cryptographic API; - HW tracing; - ISDN/mISDN subsystem; - Media drivers; - N…

    first Nov 14, 2024
  • High max 7.8
    USN-7072-1 3 CVEs

    linux, linux-aws, linux-aws-5.15, linux-gcp, linux-gcp-5.15, linux-gkeop, linux-gkeop-5.15, linux-hwe-5.15, linux-ibm, linux-ibm-5.15, linux-intel-iotg, linux-intel-iotg-5.15, linux-kvm, linux-lowlatency, linux-lowlatency-hwe-5.15, linux-nvidia, linux-oracle, linux-oracle-5.15, linux-raspi, 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: - Watchdog drivers; - Netfilter; - Network traffic control; (CVE-2024-38630, CV…

    first Oct 16, 2024
  • High max 7.8
    USN-7071-1 1 CVE

    linux, linux-aws, linux-aws-6.8, linux-gcp, linux-gcp-6.8, 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, linux-raspi 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: - Network traffic control; (CVE-2024-45016)

    first Oct 16, 2024
  • High max 8.1
    USN-6866-1 12 CVEs

    linux, linux-aws, linux-aws-hwe, linux-gcp, linux-gcp-4.15, linux-hwe, linux-kvm, linux-oracle vulnerabilities

    It was discovered that the ext4 file system implementation in the Linux kernel did not properly validate data state on write operations. An attacker could use this to construct a malicious ext4 file system image that, when mounted, could cause a denial of ser…

    first Jul 3, 2024
  • High max 8.8
    USN-6774-1 12 CVEs

    linux, linux-aws, linux-aws-6.5, linux-azure, linux-azure-6.5, linux-gcp, linux-gcp-6.5, linux-hwe-6.5, linux-laptop, linux-lowlatency, linux-lowlatency-hwe-6.5, linux-nvidia-6.5, linux-oem-6.5, linux-oracle, linux-oracle-6.5, linux-raspi, linux-signed, linux-signed-aws, linux-signed-aws-6.5, linux-starfive, linux-starfive-6.5 vulnerabilities

    Zheng Wang discovered that the Broadcom FullMAC WLAN driver in the Linux kernel contained a race condition during device removal, leading to a use- after-free vulnerability. A physically proximate attacker could possibly use this to cause a denial of service …

    first May 16, 2024
  • High max 7.8
    USN-7184-1 30 CVEs

    linux-aws, linux-kvm vulnerabilities

    Ziming Zhang discovered that the VMware Virtual GPU DRM driver in the Linux kernel contained an integer overflow vulnerability. A local attacker could use this to cause a denial of service (system crash). (CVE-2022-36402) Zheng Wang discovered a use-after-fre…

    first Jan 6, 2025