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Ubuntu Security Notices (USN)

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

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  • Medium max 5.5
    USN-6788-1 1 CVE 1 exploited

    webkit2gtk vulnerabilities

    Several security issues were discovered in the WebKitGTK Web and JavaScript engines. If a user were tricked into viewing a malicious website, a remote attacker could exploit a variety of issues related to web browser security, including cross-site scripting a…

    first May 28, 2024
  • 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 5.6
    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 5.3
    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 5.3
    USN-5562-1 11 CVEs 1 exploited

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

    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 6.4
    USN-5361-1 14 CVEs 1 exploited

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

    It was discovered that the VFIO PCI driver in the Linux kernel did not properly handle attempts to access disabled memory spaces. A local attacker could use this to cause a denial of service (system crash). (CVE-2020-12888) Mathy Vanhoef discovered that the L…

    first Apr 1, 2022
  • Medium max 5.3
    USN-5557-1 2 CVEs 1 exploited

    linux, linux-aws, linux-kvm, linux-lts-xenial 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 9, 2022
  • Medium max 6.9
    USN-7658-1 2 CVEs 1 exploited

    drupal7 vulnerabilities

    It was discovered that Drupal incorrectly parsed untrusted HTML. A remote attacker could possibly use this issue to execute arbitrary code.

    first Jul 21, 2025
  • Medium max 6.9
    USN-7622-1 4 CVEs 1 exploited

    jquery vulnerabilities

    It was discovered that jQuery did not correctly handle HTML tags. An attacker could possibly use this issue to execute a cross-site scripting (XSS) attack. This issue only affected Ubuntu 14.04 LTS. (CVE-2012-6708) It was discovered that jQuery did not correc…

    first Jul 8, 2025
  • Medium max 6.1
    USN-6848-1 4 CVEs 2 exploited

    roundcube vulnerabilities

    Matthieu Faou and Denys Klymenko discovered that Roundcube incorrectly handled certain SVG images. A remote attacker could possibly use this issue to load arbitrary JavaScript code. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 22.04 LTS…

    first Jun 25, 2024
  • Medium max 6.1
    USN-6654-1 1 CVE 1 exploited

    roundcube vulnerability

    It was discovered that Roundcube Webmail incorrectly sanitized characters in the linkrefs text messages. An attacker could possibly use this issue to execute a cross-site scripting (XSS) attack. (CVE-2023-43770)

    first Feb 26, 2024
  • Medium max 6.8
    USN-4987-2 1 CVE 1 exploited

    libimage-exiftool-perl vulnerability

    USN-4987-1 fixed a vulnerability in ExifTool. This update provides the corresponding update for Ubuntu 16.04 ESM. Original advisory details: It was discovered that ExifTool did not properly sanitize user data for the DjVu file format. An attacker could use th…

    first Feb 8, 2022
  • Medium max 5.3
    USN-5567-1 3 CVEs 1 exploited

    linux-oem-5.14, linux-oem-5.17 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-5582-1 11 CVEs 1 exploited

    linux-azure-fde vulnerabilities

    Arthur Mongodin discovered that the netfilter subsystem in the Linux kernel did not properly perform data validation. A local attacker could use this to escalate privileges in certain situations. (CVE-2022-34918) Zhenpeng Lin discovered that the network packe…

    first Aug 25, 2022
  • Medium max 6.6
    USN-5266-1 2 CVEs 1 exploited

    linux-gke, linux-gke-5.4 vulnerabilities

    It was discovered that the Packet network protocol implementation in the Linux kernel contained a double-free vulnerability. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2021-22600) Luo L…

    first Feb 3, 2022
  • Medium max 5.5
    USN-4559-1 1 CVE 1 exploited

    samba update

    Tom Tervoort discovered that the Netlogon protocol implemented by Samba incorrectly handled the authentication scheme. A remote attacker could use this issue to forge an authentication token and steal the credentials of the domain admin. While a previous secu…

    first Sep 30, 2020
  • Medium max 5.5
    USN-4510-1 1 CVE 1 exploited

    samba vulnerability

    Tom Tervoort discovered that the Netlogon protocol implemented by Samba incorrectly handled the authentication scheme. A remote attacker could use this issue to forge an authentication token and steal the credentials of the domain admin. This update fixes the…

    first Sep 17, 2020
  • Medium max 5.5
    USN-4510-2 1 CVE 1 exploited

    samba vulnerability

    USN-4510-1 fixed a vulnerability in Samba. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: Tom Tervoort discovered that the Netlogon protocol implemented by Samba incorrectly handled the authentication scheme. A …

    first Sep 17, 2020
  • Medium max 5.5
    USN-2204-1 1 CVE 1 exploited

    linux vulnerability

    A flaw was discovered in the Linux kernel's pseudo tty (pty) device. An unprivileged user could exploit this flaw to cause a denial of service (system crash) or potentially gain administrator privileges.

    first May 6, 2014
  • Medium max 6.9
    USN-7246-1 2 CVEs 1 exploited

    jquery vulnerabilities

    It was discovered that jQuery incorrectly handled parsing untrusted HTML. A remote attacker could possibly use this issue to execute arbitrary code.

    first Jan 30, 2025
  • Medium max 6.8
    USN-4987-1 1 CVE 1 exploited

    libimage-exiftool-perl vulnerability

    It was discovered that ExifTool did not properly sanitize user data for the DjVu file format. An attacker could use this vulnerability to cause a DoS or possibly execute arbitrary code.

    first Jun 10, 2021