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Ubuntu Security Notices (USN)

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

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  • 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-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
  • 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
  • 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
  • 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
  • Critical max 9.2
    USN-8948-1 2 CVEs 2 exploited

    php8.1, php8.3, php8.5 vulnerabilities

    It was discovered that PHP incorrectly handled out-of-memory conditions while processing requests. A remote attacker could use this issue to execute arbitrary code. (CVE-2026-109618) It was discovered that PHP incorrectly managed internal request state across…

    first Oct 21, 2026
  • Critical max 9.2
    USN-8948-2 2 CVEs 2 exploited

    php5, php7.0, php7.2, php7.4 vulnerabilities

    USN-8948-1 fixed vulnerabilities in Ubuntu 22.04 LTS, Ubuntu 24.04 LTS, Ubuntu 26.04 LTS and Ubuntu 26.10. This provides the corrosponding updates in Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. Original advisory details: It was …

    first Oct 21, 2026
  • Critical max 9.8
    USN-7350-1 4 CVEs 1 exploited

    unrar-nonfree vulnerabilities

    It was discovered that UnRAR incorrectly handled certain paths. If a user or automated system were tricked into extracting a specially crafted RAR archive, a remote attacker could possibly use this issue to write arbitrary files outside of the targeted direct…

    first Mar 12, 2025
  • Critical max 9.8
    USN-7349-1 2 CVEs 1 exploited

    rar vulnerabilities

    It was discovered that RAR incorrectly handled certain paths. If a user or automated system were tricked into extracting a specially crafted RAR archive, a remote attacker could possibly use this issue to write arbitrary files outside of the targeted director…

    first Mar 12, 2025
  • Critical max 9.8
    USN-6569-1 2 CVEs 1 exploited

    libclamunrar vulnerabilities

    it was discovered that libclamunrar incorrectly handled directories when extracting RAR archives. A remote attacker could possibly use this issue to overwrite arbitrary files and execute arbitrary code. This issue only affected Ubuntu 20.04 LTS, Ubuntu 22.04 …

    first Jan 8, 2024
  • Critical max 9.8
    USN-4773-1 5 CVEs 2 exploited

    drupal7 vulnerabilities

    It was discovered that Drupal did not properly process certain input. An attacker could use this vulnerability to execute arbitrary code or completely compromise a Drupal site. (CVE-2018-7600, CVE-2018-7602) It was discovered that password reset URLs in Drupa…

    first Mar 15, 2021
  • Critical max 10.0
    USN-7007-1 219 CVEs 1 exploited

    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-intel-iotg, linux-intel-iotg-5.15, linux-kvm, linux-nvidia, linux-oracle, linux-raspi 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 13, 2024
  • Critical max 9.8
    USN-6999-1 220 CVEs 1 exploited

    linux, linux-aws, linux-gcp, linux-gke, linux-ibm, linux-lowlatency, linux-oem-6.8, linux-oracle 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) It was discovere…

    first Sep 11, 2024
  • Critical max 10.0
    USN-7009-1 219 CVEs 1 exploited

    linux-azure, linux-azure-5.15, linux-azure-fde 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 13, 2024
  • Critical max 10.0
    USN-7007-3 219 CVEs 1 exploited

    linux-lowlatency, linux-lowlatency-hwe-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 23, 2024
  • Critical max 9.8
    USN-7029-1 227 CVEs 1 exploited

    linux-hwe-6.8

    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) It was discovere…

    first Sep 23, 2024
  • Critical max 9.8
    USN-7005-1 219 CVEs 1 exploited

    linux-nvidia, linux-nvidia-lowlatency 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) It was discovere…

    first Sep 12, 2024
  • Critical max 9.8
    USN-7005-2 219 CVEs 1 exploited

    linux-nvidia-6.8 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) It was discovere…

    first Sep 13, 2024
  • Critical max 9.8
    USN-7004-1 221 CVEs 1 exploited

    linux-azure 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) It was discovere…

    first Sep 12, 2024
  • Critical max 9.8
    USN-7008-1 222 CVEs 1 exploited

    linux-lowlatency-hwe-6.8 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) It was discovere…

    first Sep 13, 2024
  • Critical max 10.0
    USN-7019-1 429 CVEs 1 exploited

    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 Sep 18, 2024
  • Critical max 9.8
    USN-6999-2 220 CVEs 1 exploited

    linux-raspi 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) It was discovere…

    first Sep 23, 2024
  • Critical max 10.0
    USN-7007-2 219 CVEs 1 exploited

    linux-ibm-5.15, linux-oracle-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 23, 2024
  • Critical max 10.0
    USN-6951-1 83 CVEs 1 exploited

    linux, linux-aws, linux-aws-5.4, linux-gcp, linux-gcp-5.4, linux-gkeop, linux-hwe-5.4, linux-ibm, linux-ibm-5.4, linux-iot, 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: - ARM64 architecture; - M68K architecture; - User-Mode Linux (UML); - x86 archi…

    first Aug 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
  • 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
  • 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
  • Critical max 10.0
    USN-6951-4 83 CVEs 1 exploited

    linux-bluefield 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 21, 2024
  • Critical max 10.0
    USN-6951-2 83 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: - ARM64 architecture; - M68K architecture; - User-Mode Linux (UML); - x86 archi…

    first Aug 14, 2024
  • Critical max 9.8
    USN-6688-1 63 CVEs 1 exploited

    linux-oem-6.1 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 Mar 11, 2024
  • Critical max 9.1
    USN-5368-1 23 CVEs 1 exploited

    linux-azure-5.13, linux-oracle-5.13 vulnerabilities

    It was discovered that the BPF verifier in the Linux kernel did not properly restrict pointer types in certain situations. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2022-23222) It was …

    first Apr 6, 2022
  • Critical max 9.1
    USN-5362-1 16 CVEs 3 exploited

    linux-intel-5.13 vulnerabilities

    Nick Gregory discovered that the Linux kernel incorrectly handled network offload functionality. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. (CVE-2022-25636) Enrico Barberis, Pietro Frigo, Marius Muench, He…

    first Apr 1, 2022
  • Critical max 9.1
    USN-5337-1 21 CVEs 1 exploited

    linux, linux-aws, linux-aws-5.13, linux-gcp, linux-gcp-5.13, linux-hwe-5.13, linux-kvm, linux-oracle, linux-raspi vulnerabilities

    It was discovered that the BPF verifier in the Linux kernel did not properly restrict pointer types in certain situations. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2022-23222) Yiqi Su…

    first Mar 22, 2022
  • Critical max 9.8
    LSN-0121-1 34 CVEs 1 exploited

    Kernel Live Patch Security Notice

    In the Linux kernel, the following vulnerability has been resolved: ksmbd: ipc: fix use-after-free in ipc_msg_send_request ipc_msg_send_request() waits for a generic netlink reply using an ipc_msg_table_entry on the stack. In the Linux kernel, the following v…

    first Aug 27, 2026
  • 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
  • Critical max 9.8
    LSN-120-1 3 CVEs 1 exploited

    Kernel Live Patch Security Notice

    In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Tear down vGIC on failed vCPU creation If kvm_arch_vcpu_create() fails to share the vCPU page with the hypervisor, we propagate the error back to the ioctl but leave the vGIC vCPU…

    first Jun 1, 2026
  • Critical max 9.8
    USN-6936-1 1 CVE 1 exploited

    libcommons-collections3-java vulnerability

    It was discovered that Apache Commons Collections allowed serialization support for unsafe classes by default. A remote attacker could possibly use this issue to execute arbitrary code.

    first Jul 31, 2024