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Ubuntu Security Notices (USN)

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

8,410 results · Feed

  • High max 7.8
    USN-8060-2 2 CVEs

    linux-intel-iot-realtime, linux-realtime 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: - GPU drivers; - MMC subsystem; (CVE-2022-49267, CVE-2025-21780)

    first Feb 24, 2026
  • High max 7.8
    USN-8060-7 2 CVEs

    linux-nvidia 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: - GPU drivers; - MMC subsystem; (CVE-2022-49267, CVE-2025-21780)

    first Mar 10, 2026
  • High max 7.8
    USN-8060-1 2 CVEs

    linux, linux-gcp, linux-gke, linux-gkeop, linux-intel-iotg, linux-intel-iotg-5.15, linux-kvm, linux-lowlatency, linux-lowlatency-hwe-5.15, linux-nvidia-tegra, linux-oracle, 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: - GPU drivers; - MMC subsystem; (CVE-2022-49267, CVE-2025-21780)

    first Feb 24, 2026
  • High max 7.8
    USN-8060-6 2 CVEs

    linux-aws-fips 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: - GPU drivers; - MMC subsystem; (CVE-2022-49267, CVE-2025-21780)

    first Mar 4, 2026
  • High max 7.8
    USN-8060-4 2 CVEs

    linux-fips 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: - GPU drivers; - MMC subsystem; (CVE-2022-49267, CVE-2025-21780)

    first Feb 25, 2026
  • High max 7.8
    USN-7329-1 4 CVEs

    linux-gcp, linux-gcp-5.15, linux-gke 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-7322-1 2 CVEs

    linux, linux-oem-6.11 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: - Block layer subsystem; - Networking core; (CVE-2024-56672, CVE-2024-56658)

    first Mar 5, 2025
  • High max 7.8
    USN-7328-2 2 CVEs

    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 13, 2025
  • High max 7.8
    USN-7327-1 1 CVE

    linux, linux-lowlatency, linux-lowlatency-hwe-5.15 vulnerability

    A security issues was discovered in the Linux kernel. An attacker could possibly use this to compromise the system. This update corrects flaws in the following subsystems: - Block layer subsystem; (CVE-2024-56672)

    first Mar 5, 2025
  • High max 7.8
    USN-7328-3 2 CVEs

    linux-azure, linux-azure-5.15, linux-azure-fde, linux-azure-fde-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 Mar 14, 2025
  • High max 7.8
    USN-7328-1 2 CVEs

    linux-aws, linux-gkeop, linux-ibm, linux-intel-iotg, linux-intel-iotg-5.15, linux-oracle, linux-oracle-5.15, 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 8.8
    USN-3024-1 8 CVEs

    tomcat6, tomcat7 vulnerabilities

    It was discovered that Tomcat incorrectly handled pathnames used by web applications in a getResource, getResourceAsStream, or getResourcePaths call. A remote attacker could use this issue to possibly list a parent directory . This issue only affected Ubuntu …

    first Jul 5, 2016
  • High max 7.1
    USN-8679-2 1 CVE

    vim vulnerability

    USN-8679-1 fixed a vulnerability in Vim. This update provides the corresponding update for Ubuntu 26.04 LTS. Original advisory details: It was discovered that Vim incorrectly handled certain tags files. An attacker could possibly use this issue to execute arb…

    first Sep 8, 2026
  • Critical max 9.1
    USN-8925-1 2 CVEs

    libyaml-perl vulnerabilities

    Dominique Dumont discovered that YAML-LibYAML did not correctly handle certain reflection operations. If a user or system were tricked into opening a specially crafted file, an attacker could possibly use this issue to delete files. This issue only affected U…

  • High max 8.8
    USN-8923-1 2 CVEs

    linux, linux-aws, linux-fips, linux-kvm, 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: - SCSI subsystem; - Bluetooth subsystem; (CVE-2022-49111, CVE-2022-49114)

  • Critical max 9.8
    USN-8922-1 11 CVEs

    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: - S390 architecture; - IIO ADC drivers; - Multiple devices driver; - PCI subsys…

  • Critical max 9.4
    USN-8924-1 10 CVEs

    linux vulnerabilities

    It was discovered that the timer stats implementation in the Linux kernel allowed the discovery of a real PID value while inside a PID namespace. A local attacker could use this to expose sensitive information. (CVE-2017-5967) Wen Xu discovered that the XFS f…

  • Critical max 9.8
    USN-8920-1 12 CVEs

    linux-aws-5.4, linux-aws-fips, linux-azure-fips, linux-ibm, linux-ibm-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: - Ethernet bonding driver; - Network drivers; - F2FS file system; - Network fil…

  • Critical max 9.8
    USN-8919-1 9 CVEs

    linux, linux-aws, linux-azure, linux-azure-5.4, linux-fips, linux-gcp, linux-gcp-5.4, linux-gcp-fips, linux-hwe-5.4, linux-iot, linux-kvm, linux-oracle, linux-oracle-5.4, linux-raspi, linux-raspi-5.4, 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: - Ethernet bonding driver; - Network drivers; - F2FS file system; - Tracing inf…

  • Critical max 9.8
    USN-8921-1 8 CVEs

    linux, linux-aws, linux-aws-fips, linux-aws-hwe, linux-azure, linux-azure-4.15, linux-azure-fips, linux-fips, linux-gcp, linux-gcp-4.15, linux-gcp-fips, linux-hwe, linux-kvm 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: - S390 architecture; - IIO ADC drivers; - Multiple devices driver; - PCI subsys…

  • High max 8.8
    USN-8915-1 8 CVEs

    ffmpeg vulnerabilities

    Momoko Shiraishi discovered that FFmpeg did not correctly handle certain memory operations. An attacker could possibly use this issue to execute arbitrary code. This issue only affected Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 22.04 LTS an…

    first Oct 12, 2026
  • High max 7.5
    USN-8913-1 4 CVEs

    libx11 vulnerabilities

    Adam Bedard discovered that libx11 incorrectly handled certain XKB keyboard map replies. If a user were tricked into connecting to a malicious X server, a remote attacker could possibly use this issue to cause libx11 to crash, resulting in a denial of service…

  • Critical max 9.6
    USN-8914-1 1 CVE

    google-guest-agent, google-osconfig-agent vulnerability

    It was discovered that the Go x/net/idna package, vendored in Google Guest Agent and Google OS Config Agent, incorrectly accepted Punycode-encoded labels that decoded to ASCII-only labels when processing internationalized domain names. A remote attacker could…

  • Critical max 9.8
    USN-8912-1 2 CVEs

    libdbi-perl vulnerabilities

    Harsh Raj Singhania discovered that the Perl DBI module did not correctly validate certain attributes. An attacker could possibly use this issue to execute arbitrary code. (CVE-2026-78030) Harsh Raj Singhania discovered that the Perl DBI module did not correc…

  • Critical max 10.0
    USN-4813-1 39 CVEs

    jackson-databind vulnerabilities

    It was discovered that Jackson Databind incorrectly handled deserialization. An attacker could possibly use this issue to obtain sensitive information. (CVE-2018-11307, CVE-2019-12086, CVE-2019-12814) It was discovered that Jackson Databind incorrectly handle…

    first Mar 15, 2021
  • High max 7.5
    USN-2693-1 2 CVEs 1 exploited

    bind9 vulnerabilities

    Jonathan Foote discovered that Bind incorrectly handled certain TKEY queries. A remote attacker could use this issue with a specially crafted packet to cause Bind to crash, resulting in a denial of service. (CVE-2015-5477) Pories Ediansyah discovered that Bin…

    first Jul 28, 2015
  • Medium max 5.3
    USN-5239-1 1 CVE

    httpcomponents-client vulnerability

    It was discovered that HttpClient mishandled certain input. An attacker could use this vulnerability to cause a crash or possibly execute arbitrary code.

    first Aug 8, 2022
  • High max 7.5
    USN-8909-1 1 CVE

    libde265 vulnerability

    It was discovered that libde265 did not properly validate certain crafted H.265 bitstreams, leading to a NULL pointer dereference. An attacker could possibly use this issue to cause libde265 to crash, resulting in a denial of service.

    first Oct 8, 2026
  • High max 7.6
    USN-8908-1 4 CVEs

    bluez vulnerabilities

    Michael Bommarito discovered that BlueZ incorrectly handled codec capability storage in the A2DP profile. An attacker could possibly use this issue to cause a stack buffer overflow, resulting in a denial of service or arbitrary code execution. This issue only…

    first Oct 8, 2026
  • Medium max 6.9
    USN-8910-1 6 CVEs

    libxml2 vulnerabilities

    Yirou Yang discovered that libxml2 incorrectly handled certain XML catalogs. If a user or automated system was tricked into processing a specially crafted XML catalog, an attacker could possibly use this issue to cause libxml2 to crash, resulting in a denial …

    first Oct 8, 2026
  • Medium max 6.5
    USN-8907-1 1 CVE

    libgit2 vulnerability

    It was discovered that libgit2 incorrectly handled IP address SubjectAltName verification in TLS certificate validation. A remote attacker with a CA-trusted certificate could possibly use this issue to perform a machine-in-the-middle attack, leading to the ex…

    first Oct 8, 2026
  • Low max 2.9
    USN-8902-1 1 CVE

    libarchive vulnerability

    It was discovered that libarchive had a signed integer overflow in its ZIP writer when handling encrypted entries with sizes near the maximum value. An attacker could possibly use this issue to cause libarchive to crash or execute arbitrary code.

    first Oct 8, 2026
  • Unscored
    USN-8899-1 0 CVEs

    libpng1.6 vulnerability

    Ze Sheng discovered that libpng incorrectly handled certain compressed data chunks in PNG files. An attacker could possibly use this issue to cause a denial of service.

    first Oct 7, 2026
  • Critical max 9.8
    USN-8898-1 3 CVEs

    apache2 vulnerabilities

    It was discovered that Apache HTTP Server's mod_rewrite module incorrectly handled memory when performing certain variable lookups. A remote attacker could possibly use this issue to cause a denial of service or execute arbitrary code. (CVE-2026-56154) Lucian…

    first Oct 7, 2026
  • High max 8.2
    USN-8897-1 2 CVEs

    lxml vulnerabilities

    Guillem Lefait discovered that lxml incorrectly handled certain URL attributes. A remote attacker could possibly use this issue to bypass URL sanitization, leading to a cross-site scripting attack. (CVE-2026-49825) Qiu Sihao discovered that lxml incorrectly h…

    first Oct 7, 2026
  • High max 8.8
    USN-8896-1 7 CVEs

    gst-plugins-ugly1.0 vulnerabilities

    Michael Randrianantenaina discovered that GStreamer's Ugly Plugins incorrectly handled certain malformed RealMedia files. If a user were tricked into opening a crafted media file, an attacker could possibly use this issue to execute arbitrary code. This issue…

    first Oct 7, 2026
  • Critical max 9.3
    USN-8901-1 30 CVEs

    erlang vulnerabilities

    Wander Nauta discovered that Erlang incorrectly handled absolute paths when extracting zip archives. An attacker could possibly use this issue to write arbitrary files outside of the intended directory. This issue only affected Ubuntu 16.04 LTS, Ubuntu 18.04 …

  • Low max 3.9
    USN-5224-1 2 CVEs

    ghostscript vulnerabilities

    It was discovered that Ghostscript incorrectly handled certain PostScript files. If a user or automated system were tricked into processing a specially crafted file, a remote attacker could possibly use this issue to cause Ghostscript to crash, resulting in a…

    first Jan 12, 2022
  • High max 8.8
    USN-6158-1 1 CVE

    node-fetch vulnerability

    It was discovered that Node Fetch 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 obtain sensitive information.

    first Jun 13, 2023
  • Critical max 9.8
    USN-5888-1 6 CVEs

    python3.9 vulnerabilities

    It was discovered that Python 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 execute arbitrary code. (CVE-2015-20107) Hamza Avva…

    first Feb 27, 2023