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Ubuntu Security Notices (USN)

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

8,409 results · Feed

  • High max 7.8
    USN-7553-1 9 CVEs

    linux, linux-aws, linux-aws-hwe, 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: - Clock framework and drivers; - GPU drivers; - Parport drivers; - Ext4 file sy…

    first Jun 4, 2025
  • High max 7.8
    USN-7550-7 3 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; - Sun RPC protocol; (CVE-2024-56551, CVE-2024-56608, CVE-2024-53…

    first Jun 13, 2025
  • High max 7.8
    USN-7550-4 3 CVEs

    linux-azure-fde 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; - Sun RPC protocol; (CVE-2024-53168, CVE-2024-56551, CVE-2024-56…

    first Jun 4, 2025
  • Critical max 9.8
    USN-8033-1 114 CVEs

    linux, linux-aws, linux-gcp, linux-gke, linux-gkeop, linux-hwe-5.15, linux-ibm, linux-ibm-5.15, linux-lowlatency, linux-lowlatency-hwe-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: - Nios II architecture; - Sun Sparc architecture; - User-Mode Linux (UML); - x8…

    first Feb 12, 2026
  • High max 7.8
    USN-7550-6 3 CVEs

    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; - Sun RPC protocol; (CVE-2024-56608, CVE-2024-53168, CVE-2024-56…

    first Jun 9, 2025
  • High max 7.3
    USN-8815-1 4 CVEs

    libass vulnerabilities

    It was discovered that libass incorrectly handled parsing operations for specific nested character strings. An attacker could use this issue to cause libass to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affect…

    first Sep 24, 2026
  • Critical max 9.8
    USN-8034-1 115 CVEs

    linux-nvidia-tegra, linux-nvidia-tegra-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: - Nios II architecture; - Sun Sparc architecture; - User-Mode Linux (UML); - x8…

    first Feb 12, 2026
  • Critical max 9.8
    USN-8033-8 114 CVEs

    linux-intel-iotg 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: - Nios II architecture; - Sun Sparc architecture; - User-Mode Linux (UML); - x8…

    first Feb 19, 2026
  • Critical max 9.8
    USN-8033-4 114 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: - Nios II architecture; - Sun Sparc architecture; - User-Mode Linux (UML); - x8…

    first Feb 13, 2026
  • Critical max 9.8
    USN-8033-3 114 CVEs

    linux-aws-fips, linux-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: - Nios II architecture; - Sun Sparc architecture; - User-Mode Linux (UML); - x8…

    first Feb 12, 2026
  • Critical max 9.8
    USN-8033-7 114 CVEs

    linux-intel-iotg-5.15, 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: - Nios II architecture; - Sun Sparc architecture; - User-Mode Linux (UML); - x8…

    first Feb 19, 2026
  • Critical max 10.0
    USN-7585-1 32 CVEs

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

    It was discovered that the CIFS network file system implementation in the Linux kernel did not properly verify the target namespace when handling upcalls. An attacker could use this to expose sensitive information. (CVE-2025-2312) Several security issues were…

    first Jun 19, 2025
  • Critical max 10.0
    USN-7598-1 69 CVEs

    linux-azure-5.15 vulnerabilities

    Michael Randrianantenaina discovered that the Bluetooth driver in the Linux Kernel contained an improper access control vulnerability. A nearby attacker could use this to connect a rougue device and possibly execute arbitrary code. (CVE-2024-8805) Several sec…

    first Jun 24, 2025
  • Critical max 10.0
    USN-7640-1 124 CVEs

    linux-iot vulnerabilities

    It was discovered that the CIFS network file system implementation in the Linux kernel did not properly verify the target namespace when handling upcalls. An attacker could use this to expose sensitive information. (CVE-2025-2312) Several security issues were…

    first Jul 16, 2025
  • Critical max 10.0
    USN-7585-7 32 CVEs

    linux-raspi, linux-raspi-5.4 vulnerabilities

    It was discovered that the CIFS network file system implementation in the Linux kernel did not properly verify the target namespace when handling upcalls. An attacker could use this to expose sensitive information. (CVE-2025-2312) Several security issues were…

    first Jul 16, 2025
  • Critical max 10.0
    USN-7592-1 70 CVEs

    linux-aws-5.15, linux-gcp-5.15, linux-ibm-5.15, linux-lowlatency-hwe-5.15, linux-oracle-5.15 vulnerabilities

    Michael Randrianantenaina discovered that the Bluetooth driver in the Linux Kernel contained an improper access control vulnerability. A nearby attacker could use this to connect a rougue device and possibly execute arbitrary code. (CVE-2024-8805) It was disc…

    first Jun 24, 2025
  • Critical max 10.0
    USN-7585-5 32 CVEs

    linux-hwe-5.4 vulnerabilities

    It was discovered that the CIFS network file system implementation in the Linux kernel did not properly verify the target namespace when handling upcalls. An attacker could use this to expose sensitive information. (CVE-2025-2312) Several security issues were…

    first Jun 30, 2025
  • Critical max 10.0
    USN-7585-4 32 CVEs

    linux-azure-5.4 vulnerabilities

    It was discovered that the CIFS network file system implementation in the Linux kernel did not properly verify the target namespace when handling upcalls. An attacker could use this to expose sensitive information. (CVE-2025-2312) Several security issues were…

    first Jun 25, 2025
  • High max 7.8
    USN-7553-5 9 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: - Clock framework and drivers; - GPU drivers; - Parport drivers; - Ext4 file sy…

    first Jun 9, 2025
  • Critical max 9.8
    USN-8033-5 114 CVEs

    linux-gcp-5.15, linux-kvm, linux-oracle, linux-oracle-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: - Nios II architecture; - Sun Sparc architecture; - User-Mode Linux (UML); - x8…

    first Feb 17, 2026
  • High max 7.8
    USN-7554-1 11 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: - Block layer subsystem; - Clock framework and drivers; - GPU drivers; - Parpor…

    first Jun 4, 2025
  • High max 7.8
    USN-7553-4 9 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: - Clock framework and drivers; - GPU drivers; - Parport drivers; - Ext4 file sy…

    first Jun 9, 2025
  • High max 7.8
    USN-7553-6 9 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: - Clock framework and drivers; - GPU drivers; - Parport drivers; - Ext4 file sy…

    first Jun 9, 2025
  • Critical max 9.8
    USN-7450-1 460 CVEs 2 exploited

    linux-gcp, linux-gke, linux-gkeop 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 Apr 23, 2025
  • Critical max 9.8
    USN-7468-1 739 CVEs 4 exploited

    linux-azure-nvidia vulnerabilities

    Michael Randrianantenaina discovered that the Bluetooth driver in the Linux Kernel contained an improper access control vulnerability. A nearby attacker could use this to connect a rougue device and possibly execute arbitrary code. (CVE-2024-8805) Attila Szás…

    first Apr 28, 2025
  • High max 7.8
    USN-7553-2 9 CVEs

    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: - Clock framework and drivers; - GPU drivers; - Parport drivers; - Ext4 file sy…

    first Jun 4, 2025
  • High max 7.8
    USN-7553-3 9 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: - Clock framework and drivers; - GPU drivers; - Parport drivers; - Ext4 file sy…

    first Jun 6, 2025
  • Critical max 10.0
    USN-7602-1 196 CVEs

    linux-xilinx-zynqmp vulnerabilities

    Michael Randrianantenaina discovered that the Bluetooth driver in the Linux Kernel contained an improper access control vulnerability. A nearby attacker could use this to connect a rougue device and possibly execute arbitrary code. (CVE-2024-8805) It was disc…

    first Jun 26, 2025
  • Critical max 9.8
    USN-7453-1 461 CVEs 2 exploited

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

    first Apr 23, 2025
  • Critical max 9.8
    USN-8033-2 114 CVEs

    linux-intel-iot-realtime, linux-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: - Nios II architecture; - Sun Sparc architecture; - User-Mode Linux (UML); - x8…

    first Feb 12, 2026
  • Critical max 10.0
    USN-7655-1 218 CVEs

    linux-intel-iotg-5.15 vulnerabilities

    Michael Randrianantenaina discovered that the Bluetooth driver in the Linux Kernel contained an improper access control vulnerability. A nearby attacker could use this to connect a rougue device and possibly execute arbitrary code. (CVE-2024-8805) It was disc…

    first Jul 18, 2025
  • Critical max 9.8
    USN-7451-1 577 CVEs 3 exploited

    linux-aws-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 Apr 23, 2025
  • Critical max 10.0
    USN-7524-1 705 CVEs 3 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; - MIPS architecture; - PowerPC architecture; - RISC-V arc…

    first May 26, 2025
  • Critical max 10.0
    USN-7523-1 704 CVEs 3 exploited

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

    first May 20, 2025
  • High max 7.8
    USN-7550-5 3 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; - Sun RPC protocol; (CVE-2024-56608, CVE-2024-56551, CVE-2024-53…

    first Jun 5, 2025
  • High max 7.8
    USN-7550-3 3 CVEs

    linux-aws-fips, linux-azure-fips, linux-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; - Sun RPC protocol; (CVE-2024-53168, CVE-2024-56551, CVE-2024-56…

    first Jun 3, 2025
  • High max 7.8
    USN-7550-2 3 CVEs

    linux-intel-iot-realtime, linux-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; - Sun RPC protocol; (CVE-2024-56608, CVE-2024-56551, CVE-2024-53…

    first Jun 3, 2025
  • Critical max 9.8
    USN-7310-1 730 CVEs 4 exploited

    linux-oem-6.11 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 28, 2025
  • Critical max 9.8
    USN-7452-1 460 CVEs 2 exploited

    linux-gcp-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 Apr 23, 2025
  • Critical max 9.8
    USN-7449-2 461 CVEs 2 exploited

    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 Apr 24, 2025