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Ubuntu Security Notices (USN)

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

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  • High max 7.8
    USN-5339-1 6 CVEs 1 exploited

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

    Yiqi Sun and Kevin Wang discovered that the cgroups implementation in the Linux kernel did not properly restrict access to the cgroups v1 release_agent feature. A local attacker could use this to gain administrative privileges. (CVE-2022-0492) It was discover…

    first Mar 22, 2022
  • High max 7.8
    USN-5302-1 6 CVEs 1 exploited

    linux-oem-5.14 vulnerabilities

    Yiqi Sun and Kevin Wang discovered that the cgroups implementation in the Linux kernel did not properly restrict access to the cgroups v1 release_agent feature. A local attacker could use this to gain administrative privileges. (CVE-2022-0492) Brendan Dolan-G…

    first Feb 22, 2022
  • High max 7.8
    USN-4186-1 13 CVEs 1 exploited

    linux, linux-aws, linux-kvm vulnerabilities

    Stephan van Schaik, Alyssa Milburn, Sebastian Österlund, Pietro Frigo, Kaveh Razavi, Herbert Bos, Cristiano Giuffrida, Giorgi Maisuradze, Moritz Lipp, Michael Schwarz, Daniel Gruss, and Jo Van Bulck discovered that Intel processors using Transactional Synchro…

    first Nov 13, 2019
  • High max 8.0
    USN-4094-1 32 CVEs 1 exploited

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

    It was discovered that the alarmtimer implementation in the Linux kernel contained an integer overflow vulnerability. A local attacker could use this to cause a denial of service. (CVE-2018-13053) Wen Xu discovered that the XFS filesystem implementation in th…

    first Aug 13, 2019
  • High max 8.0
    USN-4093-1 7 CVEs 1 exploited

    linux, linux-hwe, linux-azure, linux-gcp, linux-kvm, linux-raspi2, linux-snapdragon vulnerabilities

    It was discovered that a heap buffer overflow existed in the Marvell Wireless LAN device driver for the Linux kernel. An attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2019-10126) Andrei Vlad Lutas…

    first Aug 13, 2019
  • High max 8.0
    USN-4118-1 61 CVEs 1 exploited

    linux-aws vulnerabilities

    It was discovered that the alarmtimer implementation in the Linux kernel contained an integer overflow vulnerability. A local attacker could use this to cause a denial of service. (CVE-2018-13053) Wen Xu discovered that the XFS filesystem implementation in th…

    first Sep 2, 2019
  • High max 8.0
    USN-4095-1 8 CVEs 1 exploited

    linux, linux-aws, linux-kvm, linux-raspi2, linux-snapdragon vulnerabilities

    Eli Biham and Lior Neumann discovered that the Bluetooth implementation in the Linux kernel did not properly validate elliptic curve parameters during Diffie-Hellman key exchange in some situations. An attacker could use this to expose sensitive information. …

    first Aug 13, 2019
  • High max 7.8
    USN-6707-4 4 CVEs 1 exploited

    linux-azure-6.5 vulnerabilities

    Lonial Con discovered that the netfilter subsystem in the Linux kernel did not properly handle element deactivation in certain cases, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service (system crash) or pos…

    first Mar 28, 2024
  • High max 7.8
    USN-6707-3 4 CVEs 1 exploited

    linux-aws, linux-aws-6.5 vulnerabilities

    Lonial Con discovered that the netfilter subsystem in the Linux kernel did not properly handle element deactivation in certain cases, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service (system crash) or pos…

    first Mar 25, 2024
  • High max 7.8
    USN-6707-1 4 CVEs 1 exploited

    linux, linux-azure, linux-gcp, linux-gcp-6.5, linux-hwe-6.5, linux-lowlatency, linux-lowlatency-hwe-6.5, linux-oem-6.5, linux-oracle, linux-oracle-6.5, linux-raspi, linux-starfive, linux-starfive-6.5 vulnerabilities

    Lonial Con discovered that the netfilter subsystem in the Linux kernel did not properly handle element deactivation in certain cases, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service (system crash) or pos…

    first Mar 20, 2024
  • High max 7.2
    USN-8482-1 1 CVE 1 exploited

    roundcube vulnerability

    It was discovered that Roundcube Webmail was prone to a Cross-Site-Scripting (XSS) vulnerability via the animate tag in an SVG document. An attacker could use this issue to execute arbitrary web script in the context of an affected user's session.

  • High max 7.8
    USN-6781-1 1 CVE 1 exploited

    libspreadsheet-parseexcel-perl vulnerability

    Le Dinh Hai discovered that Spreadsheet::ParseExcel was passing unvalidated input from a file into a string-type "eval". An attacker could craft a malicious file to achieve arbitrary code execution.

    first May 21, 2024
  • High max 8.5
    USN-5946-1 15 CVEs 1 exploited

    libxstream-java vulnerabilities

    Lai Han discovered that XStream incorrectly handled certain inputs. If a user or an automated system were tricked into opening a specially crafted input file, a remote attacker could possibly use this issue to cause a denial of service. This issue only affect…

    first Mar 13, 2023
  • High max 7.8
    USN-5343-1 45 CVEs 1 exploited

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

    Yiqi Sun and Kevin Wang discovered that the cgroups implementation in the Linux kernel did not properly restrict access to the cgroups v1 release_agent feature. A local attacker could use this to gain administrative privileges. (CVE-2022-0492) It was discover…

    first Mar 22, 2022
  • High max 7.8
    USN-5252-2 1 CVE 1 exploited

    policykit-1 vulnerability

    USN-5252-1 fixed a vulnerability in policykit-1. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: It was discovered that the PolicyKit pkexec tool incorrectly handled command-line arguments. A…

    first Jan 25, 2022
  • High max 8.3
    USN-5039-1 1 CVE 1 exploited

    linux, linux-aws, linux-kvm, linux-lts-xenial vulnerability

    Andy Nguyen discovered that the netfilter subsystem in the Linux kernel contained an out-of-bounds write in its setsockopt() implementation. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code.

    first Aug 12, 2021
  • High max 8.8
    USN-6981-2 3 CVEs 2 exploited

    drupal7 vulnerabilities

    USN-6981-1 fixed vulnerabilities in Drupal. This update provides the corresponding updates for Ubuntu 14.04 LTS. Original advisory details: It was discovered that Drupal incorrectly sanitized uploaded filenames. A remote attacker could possibly use this issue…

    first Sep 3, 2024
  • High max 7.5
    USN-7646-1 1 CVE 1 exploited

    rails vulnerability

    It was discovered that Rails did not correctly handle headers. An attacker could potentially use this issue to view arbitrary files on a target server. (CVE-2019-5418)

    first Jul 17, 2025
  • High max 8.6
    USN-7626-1 6 CVEs 1 exploited

    git vulnerabilities

    Avi Halachmi discovered that Git incorrectly managed file modification constraints with Gitk. An attacker could possibly use this issue to create or write to arbitrary files on the system. (CVE-2025-27613) Avi Halachmi discovered that Git incorrectly handled …

    first Jul 8, 2025
  • High max 8.1
    USN-7352-2 2 CVEs 1 exploited

    freetype vulnerabilities

    USN-7352-1 fixed a vulnerability in FreeType. This update provides the corresponding updates for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. This update also fixes an additional vulnerability in Ubuntu 14.04 LTS. Original advisory details: It was discovered that F…

    first Mar 17, 2025
  • High max 7.2
    USN-7283-1 1 CVE 1 exploited

    lucene-solr vulnerability

    It was discovered that the Apache Solr DataImportHandler module incorrectly handled certain request parameters in a default configuration. A remote attacker could possibly use this issue to execute arbitrary code.

    first Feb 21, 2025
  • High max 8.1
    USN-7282-1 2 CVEs 1 exploited

    tomcat7 vulnerabilities

    It was discovered that Tomcat incorrectly handled being configured with HTTP PUTs enabled. A remote attacker could use this issue to upload a JSP file to the server and execute arbitrary code.

    first Feb 21, 2025
  • High max 7.8
    USN-7200-1 1 CVE 1 exploited

    roundcube vulnerability

    It was discovered that Roundcube incorrectly handled certain file-based attachment plugins. An attacker could exploit this to gain unauthorized access to arbitrary files on the host’s file system.

    first Jan 13, 2025
  • High max 8.8
    USN-6981-1 3 CVEs 2 exploited

    drupal7 vulnerabilities

    It was discovered that Drupal incorrectly sanitized uploaded filenames. A remote attacker could possibly use this issue to execute arbitrary code. (CVE-2020-13671) It was discovered that Drupal incorrectly sanitized archived filenames. A remote attacker could…

    first Aug 27, 2024
  • High max 7.5
    USN-6754-1 4 CVEs 1 exploited

    nghttp2 vulnerabilities

    It was discovered that nghttp2 incorrectly handled the HTTP/2 implementation. A remote attacker could possibly use this issue to cause nghttp2 to consume resources, leading to a denial of service. This issue only affected Ubuntu 16.04 LTS and Ubuntu 18.04 LTS…

    first Apr 25, 2024
  • High max 8.8
    USN-6403-3 2 CVEs 1 exploited

    libvpx vulnerabilities

    USN-6403-1 fixed several vulnerabilities in libvpx. This update provides the corresponding update for Ubuntu 16.04 LTS. Original advisory details: It was discovered that libvpx did not properly handle certain malformed media files. If an application using lib…

    first Nov 1, 2023
  • High max 7.5
    USN-5271-1 3 CVEs 1 exploited

    adminer vulnerabilities

    It was discovered that Adminer did not escape data in the history parameter of the default URI. A remote attacker could possibly use this issue to perform cross-site scripting (XSS) attacks. This issue only affected Ubuntu 20.04 ESM. (CVE-2020-35572) Adam Cro…

    first Jun 3, 2022
  • High max 7.8
    USN-5317-1 5 CVEs 1 exploited

    linux, linux-aws, linux-aws-5.13, linux-azure, linux-azure-5.13, linux-gcp, linux-gcp-5.13, linux-hwe-5.13, linux-kvm, linux-oem-5.14, linux-oracle, linux-oracle-5.13, linux-raspi 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 Mar 9, 2022
  • High max 7.8
    USN-6043-1 2 CVEs 1 exploited

    linux, linux-aws, linux-azure, linux-gcp, linux-hwe-5.19, linux-ibm, linux-kvm, linux-lowlatency, linux-oracle, linux-raspi vulnerabilities

    It was discovered that the Traffic-Control Index (TCINDEX) implementation in the Linux kernel did not properly perform filter deactivation in some situations. A local attacker could possibly use this to gain elevated privileges. Please note that with the fix …

    first Apr 26, 2023
  • High max 7.8
    LSN-0089-1 8 CVEs 1 exploited

    Kernel Live Patch Security Notice

    Aaron Adams discovered that the netfilter subsystem in the Linux kernel did not properly handle the removal of stateful expressions in some situations, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service (sy…

    first Aug 24, 2022
  • High max 7.8
    LSN-0095-1 6 CVEs 1 exploited

    Kernel Live Patch Security Notice

    It was discovered that the OverlayFS implementation in the Linux kernel did not properly handle copy up operation in some conditions. A local attacker could possibly use this to gain elevated privileges.(CVE-2023-0386) It was discovered that the Broadcom Full…

    first Jun 21, 2023
  • High max 7.8
    LSN-0102-1 6 CVEs 1 exploited

    Kernel Live Patch Security Notice

    It was discovered that a race condition existed in the io_uring subsystem in 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 code.(CVE-2023-…

    first Apr 3, 2024
  • High max 7.8
    USN-7720-1 3 CVEs 3 exploited

    linux vulnerabilities

    It was discovered a race condition existed in the Unix domain socket implementation in 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 code.…

    first Aug 27, 2025
  • High max 7.8
    USN-7325-3 2 CVEs 1 exploited

    linux-nvidia-6.8, linux-nvidia-lowlatency 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 13, 2025
  • High max 7.8
    USN-7325-1 2 CVEs 1 exploited

    linux-aws, linux-aws-6.8, linux-oracle, linux-oracle-6.8, linux-raspi 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 5, 2025
  • High max 7.8
    USN-7324-1 1 CVE 1 exploited

    linux, linux-lowlatency, linux-lowlatency-hwe-6.8 vulnerability

    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: - Media drivers; (CVE-2024-53104)

    first Mar 5, 2025
  • High max 7.8
    USN-7325-2 2 CVEs 1 exploited

    linux-nvidia 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 7, 2025
  • High max 8.4
    USN-5240-1 1 CVE 1 exploited

    linux, linux-aws, linux-aws-5.11, linux-aws-5.4, linux-azure, linux-azure-5.11, linux-azure-5.4, linux-bluefield, linux-gcp, linux-gcp-5.11, linux-gcp-5.4, linux-gke, linux-gke-5.4, linux-gkeop, linux-gkeop-5.4, linux-hwe-5.4, linux-ibm, linux-kvm, linux-oem-5.10, linux-oem-5.13, linux-oem-5.14, linux-oracle, linux-oracle-5.11, linux-oracle-5.4, linux-raspi, linux-raspi-5.4 vulnerability

    William Liu and Jamie Hill-Daniel discovered that the file system context functionality in the Linux kernel contained an integer underflow vulnerability, leading to an out-of-bounds write. A local attacker could use this to cause a denial of service (system c…

    first Jan 19, 2022
  • High max 8.8
    USN-4916-1 2 CVEs 1 exploited

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

    It was discovered that the overlayfs implementation in the Linux kernel did not properly validate the application of file system capabilities with respect to user namespaces. A local attacker could use this to gain elevated privileges. (CVE-2021-3493) Piotr K…

    first Apr 15, 2021
  • High max 8.8
    USN-4917-1 3 CVEs 1 exploited

    linux, linux-aws, linux-aws-5.4, linux-azure, linux-azure-5.4, linux-gcp, linux-gcp-5.4, linux-gke-5.3, linux-gke-5.4, linux-gkeop, linux-gkeop-5.4, linux-hwe, linux-hwe-5.4, linux-hwe-5.8, linux-kvm, linux-oem-5.10, linux-oracle, linux-oracle-5.4, linux-raspi, linux-raspi-5.4, linux-raspi2-5.3 vulnerabilities

    It was discovered that the overlayfs implementation in the Linux kernel did not properly validate the application of file system capabilities with respect to user namespaces. A local attacker could use this to gain elevated privileges. (CVE-2021-3493) Vincent…

    first Apr 15, 2021