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Ubuntu Security Notices (USN)

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

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  • Medium max 6.8
    USN-8784-1 3 CVEs

    openjdk-8 vulnerabilities

    Kai Aizen discovered that the Networking component of OpenJDK 8 did not correctly handle user authentication. A remote attacker could possibly use this issue to leak sensitive information. (CVE-2026-61308) It was discovered that the JSSE component of OpenJDK …

  • Medium max 5.3
    USN-8792-1 1 CVE

    memcached vulnerability

    It was discovered that Memcached incorrectly handled ASCII authentication. A remote attacker could possibly use this issue to cause Memcached to crash, resulting in a denial of service.

  • Medium max 6.8
    USN-8785-1 3 CVEs

    openjdk-lts vulnerabilities

    Kai Aizen discovered that the Networking component of OpenJDK 11 did not correctly handle user authentication. A remote attacker could possibly use this issue to leak sensitive information. (CVE-2026-61308) It was discovered that the JSSE component of OpenJDK…

  • Medium max 5.8
    USN-8780-1 3 CVEs

    libsoup2.4, libsoup3 vulnerabilities

    It was discovered that libsoup incorrectly handled certain URLs when using an HTTP proxy. A remote attacker could possibly use this issue to inject arbitrary HTTP headers. (CVE-2026-1467) It was discovered that libsoup did not remove proxy authentication cred…

    first Sep 17, 2026
  • Medium max 5.3
    USN-8774-1 2 CVEs

    libheif vulnerabilities

    Ali Firas discovered that libheif incorrectly handled certain images. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. (CVE-2026-62291) Dmitrijs Trizna discovered that libheif incorrectly handled certain image …

    first Sep 16, 2026
  • Medium max 6.8
    USN-8777-1 1 CVE

    bison vulnerability

    It was discovered that GNU Bison incorrectly handled grammar-defined configuration variables when generating HTML reports. An attacker could possibly use this issue to execute arbitrary code.

    first Sep 17, 2026
  • Medium max 4.0
    USN-8775-1 1 CVE

    sqlite3 vulnerability

    It was discovered that SQLite was vulnerable to a buffer overflow in the sqlar extension. If a user were tricked into opening a specially crafted SQLar archive, an attacker could cause a denial of service.

    first Sep 16, 2026
  • Medium max 5.7
    USN-8736-2 2 CVEs

    perl vulnerabilities

    USN-8736-1 fixed vulnerabilities in Perl. This update provides the corresponding fix for Perl on Ubuntu 24.04 LTS. Original advisory details: It was discovered that Perl incorrectly handled certain large inputs during regular expression matching. An attacker …

    first Sep 16, 2026
  • Medium max 6.1
    USN-8759-1 2 CVEs

    python-webob vulnerabilities

    It was discovered that WebOb incorrectly handled certain URLs. An attacker could possibly use this issue to control a redirect or forward to another URL. This issue was only addressed in Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. (CVE-2024-42353) Caleb Brown disc…

    first Sep 15, 2026
  • Medium max 6.5
    USN-8765-1 1 CVE

    python-sql vulnerability

    Cédric Krier discovered that python-sql incorrectly escaped values passed to unary operators. An attacker could possibly use this issue to perform SQL injection attacks.

    first Sep 15, 2026
  • Medium max 5.5
    USN-5600-1 2 CVEs

    linux-hwe-5.4 vulnerabilities

    Asaf Modelevsky discovered that the Intel(R) 10GbE PCI Express (ixgbe) Ethernet driver for the Linux kernel performed insufficient control flow management. A local attacker could possibly use this to cause a denial of service. (CVE-2021-33061) It was discover…

    first Sep 5, 2022
  • Medium max 6.9
    USN-5594-1 9 CVEs

    linux, linux-aws, linux-aws-5.15, linux-azure, linux-azure-5.15, linux-gcp, linux-gcp-5.15, linux-gke, linux-gke-5.15, linux-gkeop, linux-ibm, linux-kvm, linux-lowlatency vulnerabilities

    Asaf Modelevsky discovered that the Intel(R) 10GbE PCI Express (ixgbe) Ethernet driver for the Linux kernel performed insufficient control flow management. A local attacker could possibly use this to cause a denial of service. (CVE-2021-33061) Moshe Kol, Amit…

    first Sep 2, 2022
  • Medium max 6.9
    USN-5616-1 10 CVEs

    linux-intel-iotg vulnerabilities

    Asaf Modelevsky discovered that the Intel(R) 10GbE PCI Express (ixgbe) Ethernet driver for the Linux kernel performed insufficient control flow management. A local attacker could possibly use this to cause a denial of service. (CVE-2021-33061) Moshe Kol, Amit…

    first Sep 16, 2022
  • Medium max 6.9
    USN-5602-1 9 CVEs

    linux-raspi vulnerabilities

    Asaf Modelevsky discovered that the Intel(R) 10GbE PCI Express (ixgbe) Ethernet driver for the Linux kernel performed insufficient control flow management. A local attacker could possibly use this to cause a denial of service. (CVE-2021-33061) Moshe Kol, Amit…

    first Sep 8, 2022
  • Medium max 6.9
    USN-5599-1 9 CVEs

    linux-oracle vulnerabilities

    Asaf Modelevsky discovered that the Intel(R) 10GbE PCI Express (ixgbe) Ethernet driver for the Linux kernel performed insufficient control flow management. A local attacker could possibly use this to cause a denial of service. (CVE-2021-33061) Moshe Kol, Amit…

    first Sep 5, 2022
  • Medium max 5.5
    USN-5595-1 2 CVEs

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

    Asaf Modelevsky discovered that the Intel(R) 10GbE PCI Express (ixgbe) Ethernet driver for the Linux kernel performed insufficient control flow management. A local attacker could possibly use this to cause a denial of service. (CVE-2021-33061) It was discover…

    first Sep 2, 2022
  • Medium max 6.7
    USN-5467-1 21 CVEs

    linux, linux-aws, linux-aws-5.4, linux-azure, linux-azure-5.4, linux-azure-fde, linux-gcp, linux-gcp-5.4, linux-gke, linux-gke-5.4, linux-gkeop, linux-gkeop-5.4, linux-hwe-5.4, linux-ibm, linux-ibm-5.4, linux-kvm, linux-oracle, linux-oracle-5.4, linux-raspi, linux-raspi-5.4 vulnerabilities

    It was discovered that the Linux kernel did not properly restrict access to the kernel debugger when booted in secure boot environments. A privileged attacker could use this to bypass UEFI Secure Boot restrictions. (CVE-2022-21499) Aaron Adams discovered that…

    first Jun 8, 2022
  • Medium max 5.5
    USN-5603-1 2 CVEs

    linux-raspi-5.4 vulnerabilities

    Asaf Modelevsky discovered that the Intel(R) 10GbE PCI Express (ixgbe) Ethernet driver for the Linux kernel performed insufficient control flow management. A local attacker could possibly use this to cause a denial of service. (CVE-2021-33061) It was discover…

    first Sep 8, 2022
  • Medium max 5.5
    USN-5596-1 2 CVEs

    linux-oem-5.17 vulnerabilities

    Asaf Modelevsky discovered that the Intel(R) 10GbE PCI Express (ixgbe) Ethernet driver for the Linux kernel performed insufficient control flow management. A local attacker could possibly use this to cause a denial of service. (CVE-2021-33061) It was discover…

    first Sep 2, 2022
  • Medium max 5.5
    USN-5592-1 2 CVEs

    linux-aws, linux-azure, linux-bluefield, linux-gcp, linux-gcp-5.4, linux-gke, linux-gkeop, linux-ibm, linux-ibm-5.4, linux-kvm, linux-oracle, linux-oracle-5.4 vulnerabilities

    Asaf Modelevsky discovered that the Intel(R) 10GbE PCI Express (ixgbe) Ethernet driver for the Linux kernel performed insufficient control flow management. A local attacker could possibly use this to cause a denial of service. (CVE-2021-33061) It was discover…

    first Sep 1, 2022
  • Medium max 5.5
    USN-5589-1 2 CVEs

    linux, linux-raspi vulnerabilities

    Asaf Modelevsky discovered that the Intel(R) 10GbE PCI Express (ixgbe) Ethernet driver for the Linux kernel performed insufficient control flow management. A local attacker could possibly use this to cause a denial of service. (CVE-2021-33061) It was discover…

    first Aug 30, 2022
  • Medium max 5.6
    USN-5566-1 9 CVEs 1 exploited

    linux-aws, linux-aws-5.15, linux-azure, linux-azure-5.15, linux-gcp, linux-gcp-5.15, linux-gke, linux-gke-5.15, linux-ibm, linux-kvm, linux-oracle, linux-raspi vulnerabilities

    Zhenpeng Lin discovered that the network packet scheduler implementation in the Linux kernel did not properly remove all references to a route filter before freeing it in some situations. A local attacker could use this to cause a denial of service (system cr…

    first Aug 10, 2022
  • Medium max 5.5
    USN-5577-1 2 CVEs

    linux-oem-5.14 vulnerabilities

    Asaf Modelevsky discovered that the Intel(R) 10GbE PCI Express (ixgbe) Ethernet driver for the Linux kernel performed insufficient control flow management. A local attacker could possibly use this to cause a denial of service. (CVE-2021-33061) It was discover…

    first Aug 24, 2022
  • Medium max 5.5
    USN-5485-2 3 CVEs

    linux-oem-5.14 vulnerabilities

    It was discovered that some Intel processors did not completely perform cleanup actions on multi-core shared buffers. A local attacker could possibly use this to expose sensitive information. (CVE-2022-21123) It was discovered that some Intel processors did n…

    first Jul 1, 2022
  • Medium max 6.7
    USN-5471-1 8 CVEs

    linux-oem-5.17 vulnerabilities

    It was discovered that the Linux kernel did not properly restrict access to the kernel debugger when booted in secure boot environments. A privileged attacker could use this to bypass UEFI Secure Boot restrictions. (CVE-2022-21499) Aaron Adams discovered that…

    first Jun 8, 2022
  • Medium max 5.6
    USN-5565-1 5 CVEs 1 exploited

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

    Zhenpeng Lin discovered that the network packet scheduler implementation in the Linux kernel did not properly remove all references to a route filter before freeing it in some situations. A local attacker could use this to cause a denial of service (system cr…

    first Aug 10, 2022
  • Medium max 5.6
    USN-5564-1 15 CVEs 1 exploited

    linux-intel-iotg vulnerabilities

    Zhenpeng Lin discovered that the network packet scheduler implementation in the Linux kernel did not properly remove all references to a route filter before freeing it in some situations. A local attacker could use this to cause a denial of service (system cr…

    first Aug 10, 2022
  • Medium max 5.3
    USN-5560-1 13 CVEs 1 exploited

    linux, linux-aws, linux-azure-4.15, linux-dell300x, linux-gcp-4.15, linux-kvm, linux-oracle, linux-raspi2, linux-snapdragon vulnerabilities

    Zhenpeng Lin discovered that the network packet scheduler implementation in the Linux kernel did not properly remove all references to a route filter before freeing it in some situations. A local attacker could use this to cause a denial of service (system cr…

    first Aug 10, 2022
  • Medium max 5.5
    USN-5535-1 10 CVEs

    Intel Microcode vulnerabilities

    Joseph Nuzman discovered that some Intel processors did not properly initialise shared resources. A local attacker could use this to obtain sensitive information. (CVE-2021-0145) Mark Ermolov, Dmitry Sklyarov and Maxim Goryachy discovered that some Intel proc…

    first Jul 28, 2022
  • Medium max 5.5
    USN-5529-1 11 CVEs

    linux-oem-5.17 vulnerabilities

    It was discovered that the Atheros ath9k wireless device driver in the Linux kernel did not properly handle some error conditions, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service (system crash) or possib…

    first Jul 21, 2022
  • Medium max 5.5
    USN-5513-1 19 CVEs

    linux-aws vulnerabilities

    Norbert Slusarek discovered a race condition in the CAN BCM networking protocol of the Linux kernel leading to multiple use-after-free vulnerabilities. A local attacker could use this issue to execute arbitrary code. (CVE-2021-3609) Likang Luo discovered that…

    first Jul 13, 2022
  • Medium max 5.5
    USN-5505-1 19 CVEs

    linux-lts-xenial, linux-kvm vulnerabilities

    Norbert Slusarek discovered a race condition in the CAN BCM networking protocol of the Linux kernel leading to multiple use-after-free vulnerabilities. A local attacker could use this issue to execute arbitrary code. (CVE-2021-3609) Likang Luo discovered that…

    first Jul 7, 2022
  • Medium max 5.5
    USN-5486-1 9 CVEs

    intel-microcode vulnerabilities

    It was discovered that some Intel processors did not implement sufficient control flow management. A local attacker could use this to cause a denial of service. (CVE-2021-0127) Joseph Nuzman discovered that some Intel processors did not properly initialise sh…

    first Jun 20, 2022
  • Medium max 6.7
    USN-5468-1 6 CVEs

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

    It was discovered that the Linux kernel did not properly restrict access to the kernel debugger when booted in secure boot environments. A privileged attacker could use this to bypass UEFI Secure Boot restrictions. (CVE-2022-21499) Aaron Adams discovered that…

    first Jun 8, 2022
  • Medium max 6.7
    USN-5466-1 8 CVEs

    linux, linux-aws, linux-aws-hwe, linux-azure, linux-azure-4.15, linux-gcp, linux-gcp-4.15, linux-hwe, linux-kvm, linux-oracle, linux-raspi2, linux-snapdragon vulnerabilities

    It was discovered that the Linux kernel did not properly restrict access to the kernel debugger when booted in secure boot environments. A privileged attacker could use this to bypass UEFI Secure Boot restrictions. (CVE-2022-21499) Aaron Adams discovered that…

    first Jun 8, 2022
  • Medium max 5.5
    USN-5416-1 5 CVEs

    linux-oem-5.14 vulnerabilities

    Qiuhao Li, Gaoning Pan and Yongkang Jia discovered that the KVM implementation in the Linux kernel did not properly perform guest page table updates in some situations. An attacker in a guest vm could possibly use this to crash the host OS. (CVE-2022-1158) It…

    first May 12, 2022
  • Medium max 5.3
    USN-5560-2 13 CVEs 1 exploited

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

    Zhenpeng Lin discovered that the network packet scheduler implementation in the Linux kernel did not properly remove all references to a route filter before freeing it in some situations. A local attacker could use this to cause a denial of service (system cr…

    first Aug 10, 2022
  • Medium max 5.5
    USN-5381-1 11 CVEs

    linux-oem-5.14 vulnerabilities

    David Bouman discovered that the netfilter subsystem in the Linux kernel did not properly validate passed user register indices. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. (CVE-2022-1015) It was discovered…

    first Apr 20, 2022
  • Medium max 5.5
    USN-5485-1 3 CVEs

    linux, linux-aws, linux-aws-hwe, linux-aws-5.13, linux-aws-5.4, linux-azure, linux-azure-4.15, linux-azure-5.13, linux-azure-5.4, linux-azure-fde, linux-dell300x, linux-gcp, linux-gcp-4.15, linux-gcp-5.13, linux-gcp-5.4, linux-gke, linux-gke-5.4, linux-gkeop, linux-gkeop-5.4, linux-hwe, linux-hwe-5.13, linux-hwe-5.4, linux-ibm, linux-ibm-5.4, linux-intel-5.13, linux-intel-iotg, linux-kvm, linux-lowlatency, linux-oracle, linux-oracle-5.13, linux-oracle-5.4 vulnerabilities

    It was discovered that some Intel processors did not completely perform cleanup actions on multi-core shared buffers. A local attacker could possibly use this to expose sensitive information. (CVE-2022-21123) It was discovered that some Intel processors did n…

    first Jun 17, 2022
  • Medium max 6.0
    USN-8747-1 1 CVE

    beets vulnerability

    It was discovered that Beets incorrectly escaped untrusted media metadata in its web interface. An attacker could possibly use this issue to inject arbitrary HTML or execute arbitrary JavaScript code in a user's browser.