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Ubuntu Security Notices (USN)

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

8,409 results · Feed

  • Critical max 9.8
    USN-7090-1 198 CVEs

    linux-azure-6.8 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 1, 2024
  • Critical max 9.8
    USN-6828-1 245 CVEs

    linux-intel-iotg-5.15 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 Jun 11, 2024
  • Critical max 9.8
    USN-6766-3 91 CVEs

    linux-aws, linux-aws-5.15 vulnerabilities

    It was discovered that the Open vSwitch implementation in the Linux kernel could overflow its stack during recursive action operations under certain conditions. A local attacker could use this to cause a denial of service (system crash). (CVE-2024-1151) Sande…

    first May 20, 2024
  • High max 7.8
    USN-7236-3 3 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: - Netfilter; - Network traffic control; - VMware vSockets driver; (CVE-2024-531…

    first Feb 12, 2025
  • High max 7.8
    USN-7235-3 3 CVEs

    linux-aws-5.15 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 Feb 12, 2025
  • High max 7.8
    USN-7235-2 3 CVEs

    linux-azure-5.15 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 30, 2025
  • High max 7.8
    USN-7234-5 5 CVEs

    linux-aws-5.4 linux-raspi-5.4 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 25, 2025
  • High max 7.8
    USN-7234-4 5 CVEs

    linux-aws 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 12, 2025
  • High max 7.8
    USN-7234-3 5 CVEs

    linux-azure, linux-azure-5.4 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 4, 2025
  • High max 7.8
    USN-7234-2 5 CVEs

    linux-hwe-5.4 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 30, 2025
  • High max 7.8
    USN-7233-3 15 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: - Multiple devices driver; - Network drivers; - Mellanox network drivers; - S/3…

    first Feb 3, 2025
  • High max 7.8
    USN-7233-2 15 CVEs

    linux-azure, linux-azure-4.15 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: - Multiple devices driver; - Network drivers; - Mellanox network drivers; - S/3…

    first Jan 30, 2025
  • High max 7.8
    USN-7232-1 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 subsystem: - Netfilter; (CVE-2024-53141)

    first Jan 28, 2025
  • High max 8.8
    USN-7195-1 39 CVEs

    linux-azure 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 Jan 9, 2025
  • High max 8.8
    USN-7179-4 14 CVEs

    linux-xilinx-zynqmp 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 27, 2025
  • High max 8.8
    USN-7179-3 14 CVEs

    linux-gke 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 7, 2025
  • High max 8.8
    USN-7173-3 16 CVEs

    linux-raspi-5.4 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 Jan 15, 2025
  • High max 7.8
    USN-7170-1 29 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: - GPU drivers; - Ext4 file system; - Network traffic control; - VMware vSockets…

    first Dec 17, 2024
  • High max 7.8
    USN-7167-2 3 CVEs

    linux-hwe-6.8, linux-lowlatency, linux-lowlatency-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: - Ext4 file system; - Network traffic control; - VMware vSockets driver; (CVE-2…

    first Jan 7, 2025
  • High max 7.8
    USN-7163-1 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 subsystem: - Network traffic control;

    first Dec 16, 2024
  • High max 7.8
    USN-7159-5 23 CVEs

    linux-raspi-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: - ARM32 architecture; - ARM64 architecture; - S390 architecture; - x86 architec…

    first Jan 6, 2025
  • High max 7.8
    USN-7159-4 23 CVEs

    linux-iot 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 20, 2024
  • High max 7.8
    USN-7159-2 23 CVEs

    linux-aws, linux-aws-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: - ARM32 architecture; - ARM64 architecture; - S390 architecture; - x86 architec…

    first Dec 17, 2024
  • Critical max 9.8
    USN-7121-3 45 CVEs

    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: - ARM64 architecture; - S390 architecture; - x86 architecture; - Block layer su…

    first Nov 25, 2024
  • Critical max 9.8
    USN-7121-2 45 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: - ARM64 architecture; - S390 architecture; - x86 architecture; - Block layer su…

    first Nov 20, 2024
  • High max 7.8
    USN-7120-3 2 CVEs

    linux-lowlatency, linux-lowlatency-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: - File systems infrastructure; - Network traffic control; (CVE-2024-46800, CVE-…

    first Nov 21, 2024
  • High max 7.8
    USN-7120-2 2 CVEs

    linux-aws-6.8, linux-azure, linux-azure-6.8, linux-oracle-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: - File systems infrastructure; - Network traffic control; (CVE-2024-46800, CVE-…

    first Nov 20, 2024
  • High max 7.8
    USN-7076-1 4 CVEs

    linux-azure, linux-azure-5.15 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: - Microsoft Azure Network Adapter (MANA) driver; - Watchdog drivers; - Netfilte…

    first Oct 17, 2024
  • High max 7.8
    USN-7072-2 3 CVEs

    linux-gke 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 21, 2024
  • High max 7.8
    USN-7071-2 1 CVE

    linux-gke 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 Nov 14, 2024
  • Critical max 9.8
    USN-7069-2 35 CVEs 1 exploited

    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: - x86 architecture; - Cryptographic API; - CPU frequency scaling framework; - H…

    first Oct 17, 2024
  • High max 8.1
    USN-6866-3 12 CVEs

    linux-azure 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 10, 2024
  • Critical max 9.8
    USN-6795-1 94 CVEs

    linux-intel-iotg 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 28, 2024
  • High max 7.8
    USN-6031-1 10 CVEs

    linux-oem-5.17 vulnerabilities

    It was discovered that the Traffic-Control Index (TCINDEX) implementation 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-2023-1…

    first Apr 19, 2023
  • Critical max 9.8
    USN-8439-1 8 CVEs

    linux-oracle-5.15 vulnerabilities

    Stonejiajia, Shir Tamari and Sagi Tzadik discovered that the OverlayFS implementation in the Ubuntu Linux kernel did not properly perform permission checks in certain situations. A local attacker could possibly use this to gain elevated privileges. (CVE-2023-…

    first Jun 16, 2026
  • High max 7.8
    USN-7074-1 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: - Microsoft Azure Network Adapter (MANA) driver; - Network traffic control; (CV…

    first Oct 17, 2024
  • High max 7.8
    USN-7073-2 4 CVEs

    linux-azure, linux-azure-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: - Watchdog drivers; - Netfilter; - Memory management; - Network traffic control…

    first Oct 17, 2024
  • High max 7.8
    USN-6868-2 3 CVEs

    linux-aws-5.4 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 10, 2024
  • High max 8.1
    USN-6866-2 12 CVEs

    linux-azure, linux-azure-4.15 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 4, 2024
  • High max 8.8
    USN-7684-1 5 CVEs

    linux, linux-aws, 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: - SCSI subsystem; - TTY drivers; - Ext4 file system; - Bluetooth subsystem; - U…

    first Jul 31, 2025