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Ubuntu Security Notices (USN)

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

8,437 results · Feed

  • Unscored
    USN-6394-1 1 CVE

    python3.5 vulnerability

    It was discovered that Python incorrectly handled certain scripts. An attacker could possibly use this issue to execute arbitrary code or cause a crash.

    first Sep 21, 2023
  • High max 7.0
    USN-6391-2 1 CVE

    cups vulnerability

    USN-6391-1 fixed a vulnerability in CUPS. This update provides the corresponding update for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. Original advisory details: It was discovered that CUPS incorrectly parsed certain Postscript objects. If a user or automated sys…

    first Sep 21, 2023
  • Unscored
    USN-6382-1 1 CVE

    memcached vulnerability

    It was discovered that Memcached incorrectly handled certain multi-packet uploads in UDP. An attacker could possibly use this issue to cause a denial of service.

    first Sep 19, 2023
  • Unscored
    USN-6380-1 6 CVEs

    nodejs vulnerabilities

    Rogier Schouten discovered that Node.js 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 onl…

    first Sep 19, 2023
  • Medium max 4.3
    USN-6374-1 2 CVEs

    mutt vulnerabilities

    It was discovered that Mutt incorrectly handled certain email header contents. If a user were tricked into opening a specially crafted message, a remote attacker could possibly use this issue to cause a denial of service. (CVE-2023-4874, CVE-2023-4875)

    first Sep 14, 2023
  • Medium max 6.5
    USN-6372-1 1 CVE

    dbus vulnerability

    It was discovered that DBus incorrectly handled certain invalid messages. A local attacker could possibly use this issue to cause DBus to crash, resulting in a denial of service.

    first Sep 14, 2023
  • High max 7.5
    USN-6366-1 1 CVE

    postgresql-9.5 vulnerability

    It was discovered that PostgreSQL incorrectly handled certain extension script substitutions. An attacker having database-level CREATE privileges can use this issue to execute arbitrary code as the bootstrap superuser.

    first Sep 13, 2023
  • High max 7.1
    USN-6365-2 1 CVE

    open-vm-tools vulnerability

    USN-6365-1 fixed a vulnerability in Open VM Tools. This update provides the corresponding update for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. Original advisory details: It was discovered that Open VM Tools incorrectly handled SAML tokens. A remote attacker coul…

    first Sep 25, 2023
  • High max 7.5
    USN-7365-1 2 CVEs

    nltk vulnerabilities

    It was discovered that NLTK contained a regex that is susceptible to catastrophic backtracking. An attacker could possibly use this issue to cause a denial of service. (CVE-2021-3842, CVE-2021-43854)

    first Mar 24, 2025
  • Unscored
    USN-7364-1 0 CVEs

    opensaml vulnerability

    Alexander Tan discovered that the OpenSAML C++ library was susceptible to forging of signed SAML messages. An attacker could possibly use this issue to gain unauthorized access to a system and manipulate sensitive information.

    first Mar 21, 2025
  • Critical max 9.2
    USN-7363-1 2 CVEs

    pam-pkcs11 vulnerabilities

    Marcus Rückert and Matthias Gerstner discovered that PAM-PKCS#11 did not properly handle certain return codes when authentication was not possible. An attacker could possibly use this issue to bypass authentication. This issue only affected Ubuntu 24.04 LTS a…

    first Mar 20, 2025
  • Medium max 5.9
    USN-7360-1 3 CVEs

    alpine vulnerabilities

    It was discovered that Alpine did not use a secure connection under certain circumstances. A remote attacker could possibly use this issue to leak sensitive information. (CVE-2020-14929) It was discovered that Alpine could allow untagged responses from an IMA…

    first Mar 20, 2025
  • Medium max 6.3
    USN-7348-2 1 CVE

    python3.5, python3.8 regression

    USN-7348-1 fixed vulnerabilities in Python. The update introduced a regression. This update fixes the problem. We apologize for the inconvenience. Original advisory details: It was discovered that the Python ipaddress module contained incorrect information ab…

    first Mar 24, 2025
  • Unscored
    USN-6364-1 2 CVEs

    ghostscript vulnerabilities

    It was discovered that Ghostscript incorrectly handled certain PDF files. An attacker could possibly use this issue to cause a denial of service. (CVE-2020-21710) It was discovered that Ghostscript incorrectly handled certain PDF files. An attacker could poss…

    first Sep 13, 2023
  • Unscored
    USN-6361-2 1 CVE

    cups vulnerability

    USN-6361-1 fixed a vulnerability in CUPS. This update provides the corresponding updates for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. Original advisory details: It was discovered that CUPS incorrectly authenticated certain remote requests. A remote attacker cou…

    first Sep 26, 2023
  • High max 7.5
    USN-6358-1 1 CVE

    ruby-redcloth vulnerability

    It was discovered that RedCloth incorrectly handled certain inputs during html sanitisation. An attacker could possibly use this issue to cause a denial of service.

    first Sep 12, 2023
  • Unscored
    USN-6356-1 2 CVEs

    opendmarc vulnerabilities

    Jianjun Chen, Vern Paxson and Jian Jiang discovered that OpenDMARC incorrectly handled certain inputs. If a user or an automated system were tricked into receiving crafted inputs, an attacker could possibly use this to falsify the domain of an e-mails origin.…

    first Sep 11, 2023
  • Unscored
    USN-6353-1 1 CVE

    plib vulnerability

    Wooseok Kang discovered that PLIB did not properly manage memory under certain circumstances. If a user were tricked into opening a specially crafted TGA file, an attacker could possibly use this issue to cause applications using PLIB to crash, resulting in a…

    first Sep 7, 2023
  • High max 7.5
    USN-6336-1 2 CVEs

    docker-registry vulnerabilities

    It was discovered that Docker Registry incorrectly handled certain crafted input, A remote attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 16.04 LTS. (CVE-2017-11468) It was discovered that Docker Registry …

    first Sep 5, 2023
  • High max 7.5
    USN-6334-1 3 CVEs

    atftp vulnerabilities

    Peter Wang discovered that atftp did not properly manage certain inputs. A remote attacker could send a specially crafted tftp request to the server to cause a crash. (CVE-2020-6097) Andreas B. Mundt discovered that atftp did not properly manage certain input…

    first Sep 4, 2023
  • Unscored
    USN-6319-1 1 CVE

    amd64-microcode vulnerability

    Daniël Trujillo, Johannes Wikner, and Kaveh Razavi discovered that some AMD processors utilising speculative execution and branch prediction may allow unauthorised memory reads via a speculative side-channel attack. A local attacker could use this to expose s…

    first Aug 30, 2023
  • Unscored
    USN-6305-3 0 CVEs

    php7.0 and php7.2 regression

    USN-6305-2 fixed a vulnerability in PHP. The update caused a regression in Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. This update fix it. Original advisory details: It was discovered that PHP incorrectly handled certain XML files. An attacker could possibly use t…

    first Jul 3, 2024
  • Critical max 9.4
    USN-6305-2 2 CVEs

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

    USN-6305-1 fixed several vulnerabilities in PHP. This update provides the corresponding update for Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS. Original advisory details: It was discovered that PHP incorrectly handled certain XML files. An attack…

    first Feb 27, 2024
  • Unscored
    USN-6299-1 2 CVEs

    poppler vulnerabilities

    It was discovered that poppler incorrectly handled certain malformed PDF files. If a user or an automated system were tricked into opening a specially crafted PDF file, a remote attacker could possibly use this issue to cause a denial of service. (CVE-2020-36…

    first Aug 17, 2023
  • Unscored
    USN-6298-1 2 CVEs

    zziplib vulnerabilities

    Liu Zhu discovered that ZZIPlib 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. (CVE-2018-7727) YiMing…

    first Aug 17, 2023
  • Medium max 5.5
    USN-6297-1 1 CVE

    ghostscript vulnerability

    It was discovered that Ghostscript incorrectly handled outputting certain PDF files. A local attacker could potentially use this issue to cause a crash, resulting in a denial of service.

    first Aug 17, 2023
  • Unscored
    USN-6291-1 1 CVE

    gstreamer1.0 vulnerability

    Hanno Bock discovered that GStreamer incorrecly handled certain datetime strings. An attacker could possibly use this issue to cause a denial of service or expose sensitive information.

    first Aug 16, 2023
  • Medium max 5.9
    USN-6288-2 3 CVEs

    mysql-5.7 vulnerability

    USN-6288-1 fixed a vulnerability in MySQL. This update provides the corresponding update for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. Original advisory details: Multiple security issues were discovered in MySQL and this update includes new upstream MySQL versio…

    first Oct 24, 2023
  • High max 7.5
    USN-6287-1 2 CVEs

    golang-yaml.v2 vulnerabilities

    Simon Ferquel discovered that the Go yaml package incorrectly handled certain YAML documents. 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 the system to cra…

    first Aug 14, 2023
  • Medium max 6.1
    USN-6282-1 1 CVE

    velocity-tools vulnerability

    Jackson Henry discovered that Velocity Tools 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.

    first Aug 10, 2023
  • High max 8.8
    USN-6281-1 1 CVE

    velocity vulnerability

    Alvaro Munoz discovered that Velocity Engine 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.

    first Aug 10, 2023
  • Critical max 9.8
    USN-6277-1 5 CVEs

    php-dompdf vulnerabilities

    It was discovered that Dompdf was not properly validating untrusted input when processing HTML content under certain circumstances. An attacker could possibly use this issue to expose sensitive information or execute arbitrary code. This issue only affected U…

    first Aug 8, 2023
  • High max 7.8
    USN-6275-1 1 CVE

    cargo, rust-cargo vulnerability

    Addison Crump discovered that Cargo incorrectly set file permissions on UNIX-like systems when extracting crate archives. If the crate would contain files writable by any user, a local attacker could possibly use this issue to execute code as another user.

    first Aug 3, 2023
  • High max 7.5
    USN-6274-1 1 CVE

    xmltooling vulnerability

    Jurien de Jong discovered that XMLTooling did not properly handle certain KeyInfo element content within an XML signature. An attacker could possibly use this issue to achieve server-side request forgery.

    first Aug 3, 2023
  • High max 7.5
    USN-6271-1 2 CVEs

    maradns vulnerabilities

    Xiang Li discovered that MaraDNS 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. (CVE-2022-30256) H…

    first Aug 3, 2023
  • Unscored
    USN-6265-1 1 CVE

    rabbitmq-server vulnerability

    It was discovered that RabbitMQ incorrectly handled certain signed-in user credentials. An attacker could possibly use this issue to expose sensitive information.

    first Jul 31, 2023
  • High max 7.5
    USN-6263-1 7 CVEs

    openjdk-8, openjdk-lts, openjdk-17 vulnerabilities

    Motoyasu Saburi discovered that OpenJDK incorrectly handled special characters in file name parameters. An attacker could possibly use this issue to insert, edit or obtain sensitive information. This issue only affected OpenJDK 11 and OpenJDK 17. (CVE-2023-22…

    first Aug 1, 2023
  • Medium max 6.2
    USN-6280-1 1 CVE

    pypdf2 vulnerability

    It was discovered that PyPDF2 incorrectly handled PDF files with certain markers. If a user or automated system were tricked into processing a specially crafted file, an attacker could possibly use this issue to consume system resources, resulting in a denial…

    first Aug 10, 2023
  • Unscored
    USN-6259-1 3 CVEs

    open-iscsi vulnerabilities

    Jos Wetzels, Stanislav Dashevskyi, and Amine Amri discovered that Open-iSCSI incorrectly handled certain checksums for IP packets. An attacker could possibly use this issue to expose sensitive information. (CVE-2020-13987) Jos Wetzels, Stanislav Dashevskyi, A…

    first Jul 27, 2023
  • Low max 3.9
    USN-6257-1 1 CVE 1 exploited

    open-vm-tools vulnerability

    It was discovered that Open VM Tools incorrectly handled certain authentication requests. A fully compromised ESXi host can force Open VM Tools to fail to authenticate host-to-guest operations, impacting the confidentiality and integrity of the guest virtual …

    first Jul 27, 2023