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Ubuntu Security Notices (USN)

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

8,409 results · Feed

  • High max 7.8
    USN-6651-1 6 CVEs

    linux, linux-aws, linux-gcp, linux-hwe-6.5, linux-laptop, linux-oracle, linux-raspi, linux-starfive vulnerabilities

    It was discovered that a race condition existed in the ATM (Asynchronous Transfer Mode) subsystem of the Linux kernel, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service (system crash) or possibly execute a…

    first Feb 23, 2024
  • Critical max 9.0
    USN-6626-1 10 CVEs

    linux, linux-aws, linux-aws-5.15, linux-gcp, linux-gcp-5.15, linux-gke, linux-gkeop, linux-gkeop-5.15, linux-hwe-5.15, linux-ibm, linux-ibm-5.15, linux-kvm, linux-lowlatency-hwe-5.15, linux-nvidia, linux-oracle, linux-oracle-5.15 vulnerabilities

    Quentin Minster discovered that a race condition existed in the KSMBD implementation in the Linux kernel when handling sessions operations. A remote attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2…

    first Feb 8, 2024
  • Critical max 10.0
    USN-6979-1 90 CVEs 1 exploited

    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: - ARM64 architecture; - M68K architecture; - User-Mode Linux (UML); - x86 archi…

    first Aug 22, 2024
  • High max 7.8
    USN-6921-1 7 CVEs

    linux, linux-aws, linux-gcp, linux-gke, linux-ibm, linux-nvidia, linux-oem-6.8, linux-raspi vulnerabilities

    Benedict Schlüter, Supraja Sridhara, Andrin Bertschi, and Shweta Shinde discovered that an untrusted hypervisor could inject malicious #VC interrupts and compromise the security guarantees of AMD SEV-SNP. This flaw is known as WeSee. A local attacker in contr…

    first Jul 29, 2024
  • Critical max 9.8
    USN-6895-2 100 CVEs

    linux-azure-6.5, linux-gcp-6.5 vulnerabilities

    It was discovered that the ATA over Ethernet (AoE) driver in the Linux kernel contained a race condition, leading to a use-after-free vulnerability. An attacker could use this to cause a denial of service or possibly execute arbitrary code. (CVE-2023-6270) It…

    first Jul 16, 2024
  • High max 7.8
    USN-6875-1 3 CVEs

    linux-azure 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
  • Critical max 9.0
    USN-6628-1 16 CVEs

    linux-intel-iotg vulnerabilities

    Quentin Minster discovered that a race condition existed in the KSMBD implementation in the Linux kernel when handling sessions operations. A remote attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2…

    first Feb 9, 2024
  • Critical max 9.0
    USN-6626-3 10 CVEs

    linux-azure, linux-azure-5.15, linux-azure-fde, linux-azure-fde-5.15 vulnerabilities

    Quentin Minster discovered that a race condition existed in the KSMBD implementation in the Linux kernel when handling sessions operations. A remote attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2…

    first Feb 15, 2024
  • High max 8.8
    USN-6549-5 11 CVEs

    linux-gcp-5.15, linux-intel-iotg-5.15 vulnerabilities

    It was discovered that the USB subsystem in the Linux kernel contained a race condition while handling device descriptors in certain situations, leading to a out-of-bounds read vulnerability. A local attacker could possibly use this to cause a denial of servi…

    first Jan 10, 2024
  • High max 7.8
    USN-6532-1 10 CVEs

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

    Tavis Ormandy discovered that some AMD processors did not properly handle speculative execution of certain vector register instructions. A local attacker could use this to expose sensitive information. (CVE-2023-20593) Yu Hao discovered that the UBI driver in…

    first Dec 5, 2023
  • High max 7.8
    USN-6494-1 9 CVEs

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

    Yu Hao discovered that the UBI driver in the Linux kernel did not properly check for MTD with zero erasesize during device attachment. A local privileged attacker could use this to cause a denial of service (system crash). (CVE-2023-31085) Lucas Leong discove…

    first Nov 21, 2023
  • High max 8.4
    USN-6973-1 9 CVEs

    linux, linux-aws, linux-azure, 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-xilinx-zynqmp vulnerabilities

    It was discovered that a race condition existed in the Bluetooth subsystem in the Linux kernel, leading to a null pointer dereference vulnerability. A privileged local attacker could use this to possibly cause a denial of service (system crash). (CVE-2024-248…

    first Aug 21, 2024
  • Critical max 9.8
    USN-6898-3 152 CVEs

    linux-aws, linux-hwe-5.15 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 Jul 19, 2024
  • High max 7.8
    USN-6874-1 6 CVEs

    linux-azure, linux-azure-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 7.0
    USN-6648-2 4 CVEs

    linux-azure, linux-azure-5.4 vulnerabilities

    It was discovered that a race condition existed in the AppleTalk networking subsystem of the Linux kernel, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary cod…

    first Feb 28, 2024
  • High max 7.8
    USN-6639-1 11 CVEs

    linux-oem-6.1 vulnerabilities

    It was discovered that a race condition existed in the ATM (Asynchronous Transfer Mode) subsystem of the Linux kernel, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service (system crash) or possibly execute a…

    first Feb 15, 2024
  • High max 8.8
    USN-6635-1 13 CVEs

    linux-gcp-6.2 vulnerabilities

    It was discovered that the USB subsystem in the Linux kernel contained a race condition while handling device descriptors in certain situations, leading to a out-of-bounds read vulnerability. A local attacker could possibly use this to cause a denial of servi…

    first Feb 14, 2024
  • High max 8.8
    USN-6549-3 11 CVEs

    linux-lowlatency, linux-lowlatency-hwe-5.15 vulnerabilities

    It was discovered that the USB subsystem in the Linux kernel contained a race condition while handling device descriptors in certain situations, leading to a out-of-bounds read vulnerability. A local attacker could possibly use this to cause a denial of servi…

    first Dec 13, 2023
  • High max 8.8
    USN-6549-2 11 CVEs

    linux-gkeop, linux-gkeop-5.15 vulnerabilities

    It was discovered that the USB subsystem in the Linux kernel contained a race condition while handling device descriptors in certain situations, leading to a out-of-bounds read vulnerability. A local attacker could possibly use this to cause a denial of servi…

    first Dec 12, 2023
  • High max 8.8
    USN-6548-5 10 CVEs

    linux-iot vulnerabilities

    It was discovered that Spectre-BHB mitigations were missing for Ampere processors. A local attacker could potentially use this to expose sensitive information. (CVE-2023-3006) It was discovered that the USB subsystem in the Linux kernel contained a race condi…

    first Jan 10, 2024
  • High max 8.8
    USN-6548-4 10 CVEs

    linux-gkeop vulnerabilities

    It was discovered that Spectre-BHB mitigations were missing for Ampere processors. A local attacker could potentially use this to expose sensitive information. (CVE-2023-3006) It was discovered that the USB subsystem in the Linux kernel contained a race condi…

    first Jan 9, 2024
  • High max 8.8
    USN-6548-3 10 CVEs

    linux-oracle vulnerabilities

    It was discovered that Spectre-BHB mitigations were missing for Ampere processors. A local attacker could potentially use this to expose sensitive information. (CVE-2023-3006) It was discovered that the USB subsystem in the Linux kernel contained a race condi…

    first Dec 13, 2023
  • High max 8.8
    USN-6548-2 10 CVEs

    linux-oracle-5.4, linux-raspi, linux-raspi-5.4 vulnerabilities

    It was discovered that Spectre-BHB mitigations were missing for Ampere processors. A local attacker could potentially use this to expose sensitive information. (CVE-2023-3006) It was discovered that the USB subsystem in the Linux kernel contained a race condi…

    first Dec 12, 2023
  • High max 8.8
    USN-6536-1 6 CVEs

    linux, linux-aws, linux-laptop, linux-lowlatency, linux-oem-6.5, linux-oracle, linux-raspi, linux-starfive vulnerabilities

    Lucas Leong discovered that the netfilter subsystem in the Linux kernel did not properly validate some attributes passed from userspace. A local attacker could use this to cause a denial of service (system crash) or possibly expose sensitive information (kern…

    first Dec 6, 2023
  • High max 8.8
    USN-6534-3 12 CVEs

    linux-hwe-6.2, linux-lowlatency-hwe-6.2, linux-nvidia-6.2 vulnerabilities

    It was discovered that the USB subsystem in the Linux kernel contained a race condition while handling device descriptors in certain situations, leading to a out-of-bounds read vulnerability. A local attacker could possibly use this to cause a denial of servi…

    first Dec 13, 2023
  • High max 8.8
    USN-6534-1 12 CVEs

    linux, linux-aws, linux-aws-6.2, linux-azure, linux-azure-6.2, linux-azure-fde-6.2, linux-lowlatency, linux-oracle, linux-raspi, linux-starfive vulnerabilities

    It was discovered that the USB subsystem in the Linux kernel contained a race condition while handling device descriptors in certain situations, leading to a out-of-bounds read vulnerability. A local attacker could possibly use this to cause a denial of servi…

    first Dec 5, 2023
  • High max 7.8
    USN-6502-3 5 CVEs

    linux-nvidia-6.2 vulnerabilities

    Ivan D Barrera, Christopher Bednarz, Mustafa Ismail, and Shiraz Saleem discovered that the InfiniBand RDMA driver in the Linux kernel did not properly check for zero-length STAG or MR registration. A remote attacker could possibly use this to execute arbitrar…

    first Nov 28, 2023
  • High max 8.4
    USN-6974-1 8 CVEs

    linux, linux-aws, linux-aws-5.15, linux-azure, linux-azure-5.15, linux-azure-fde, linux-azure-fde-5.15, linux-gcp, linux-gcp-5.15, linux-gke, 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-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: - SuperH RISC architecture; - User-Mode Linux (UML); - MMC subsystem; - Network…

    first Aug 21, 2024
  • High max 8.4
    USN-6973-2 9 CVEs

    linux-azure-5.4 vulnerabilities

    It was discovered that a race condition existed in the Bluetooth subsystem in the Linux kernel, leading to a null pointer dereference vulnerability. A privileged local attacker could use this to possibly cause a denial of service (system crash). (CVE-2024-248…

    first Aug 23, 2024
  • Critical max 10.0
    USN-6951-3 83 CVEs 1 exploited

    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: - ARM64 architecture; - M68K architecture; - User-Mode Linux (UML); - x86 archi…

    first Aug 19, 2024
  • High max 7.8
    USN-6701-1 12 CVEs 1 exploited

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

    Ruihan Li discovered that the bluetooth subsystem in the Linux kernel did not properly perform permissions checks when handling HCI sockets. A physically proximate attacker could use this to cause a denial of service (bluetooth communication). (CVE-2023-2002)…

    first Mar 18, 2024
  • High max 7.8
    USN-6700-1 7 CVEs 1 exploited

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

    It was discovered that the Layer 2 Tunneling Protocol (L2TP) implementation in the Linux kernel contained a race condition when releasing PPPoL2TP sockets in certain conditions, leading to a use-after-free vulnerability. A local attacker could use this to cau…

    first Mar 18, 2024
  • High max 7.8
    USN-6502-1 5 CVEs

    linux, linux-aws, linux-aws-6.2, linux-hwe-6.2, linux-kvm, linux-lowlatency, linux-lowlatency-hwe-6.2, linux-raspi, linux-starfive vulnerabilities

    Ivan D Barrera, Christopher Bednarz, Mustafa Ismail, and Shiraz Saleem discovered that the InfiniBand RDMA driver in the Linux kernel did not properly check for zero-length STAG or MR registration. A remote attacker could possibly use this to execute arbitrar…

    first Nov 21, 2023
  • Medium max 5.6
    USN-6496-2 3 CVEs

    linux-azure, linux-azure-5.15, linux-azure-fde, linux-azure-fde-5.15, linux-gcp, linux-gcp-5.15, linux-gke, linux-gkeop, linux-gkeop-5.15 vulnerabilities

    Ivan D Barrera, Christopher Bednarz, Mustafa Ismail, and Shiraz Saleem discovered that the InfiniBand RDMA driver in the Linux kernel did not properly check for zero-length STAG or MR registration. A remote attacker could possibly use this to execute arbitrar…

    first Nov 30, 2023
  • High max 7.8
    USN-6494-2 9 CVEs

    linux-azure, linux-azure-4.15, linux-gcp, linux-gcp-4.15 vulnerabilities

    Yu Hao discovered that the UBI driver in the Linux kernel did not properly check for MTD with zero erasesize during device attachment. A local privileged attacker could use this to cause a denial of service (system crash). (CVE-2023-31085) Lucas Leong discove…

    first Nov 30, 2023
  • Medium max 5.5
    USN-6462-1 4 CVEs

    linux, linux-aws, linux-aws-5.4, linux-azure, linux-azure-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

    Seth Jenkins discovered that the Linux kernel did not properly perform address randomization for a per-cpu memory management structure. A local attacker could use this to expose sensitive information (kernel memory) or in conjunction with another kernel vulne…

    first Oct 31, 2023
  • High max 7.8
    USN-6440-1 12 CVEs

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

    Seth Jenkins discovered that the Linux kernel did not properly perform address randomization for a per-cpu memory management structure. A local attacker could use this to expose sensitive information (kernel memory) or in conjunction with another kernel vulne…

    first Oct 19, 2023
  • Critical max 9.8
    USN-6412-1 13 CVEs

    linux, linux-aws, linux-aws-6.2, linux-azure, linux-azure-6.2, linux-azure-fde-6.2, linux-gcp, linux-gcp-6.2, linux-hwe-6.2, linux-kvm, linux-lowlatency, linux-lowlatency-hwe-6.2, linux-oracle, linux-raspi, linux-starfive vulnerabilities

    Hyunwoo Kim discovered that the DVB Core driver in the Linux kernel contained a race condition during device removal, leading to a use-after- free vulnerability. A physically proximate attacker could use this to cause a denial of service (system crash) or pos…

    first Oct 5, 2023
  • Critical max 10.0
    USN-6953-1 90 CVEs 1 exploited

    linux-oracle, linux-oracle-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: - ARM64 architecture; - M68K architecture; - User-Mode Linux (UML); - x86 archi…

    first Aug 9, 2024
  • High max 7.8
    USN-6726-3 23 CVEs

    linux-xilinx-zynqmp vulnerabilities

    Pratyush Yadav discovered that the Xen network backend implementation in the Linux kernel did not properly handle zero length data request, leading to a null pointer dereference vulnerability. An attacker in a guest VM could possibly use this to cause a denia…

    first Apr 17, 2024