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Ubuntu Security Notices (USN)

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

8,437 results · Feed

  • High max 7.5
    USN-6055-1 2 CVEs

    ruby2.3, ruby2.5, ruby2.7 vulnerabilities

    It was discovered that Ruby incorrectly handled certain regular expressions. An attacker could possibly use this issue to cause a denial of service. (CVE-2023-28755) It was discovered that Ruby incorrectly handled certain regular expressions. An attacker coul…

    first May 4, 2023
  • High max 7.7
    USN-6053-1 1 CVE

    php7.0 vulnerability

    It was discovered that PHP incorrectly handled certain invalid Blowfish password hashes. An invalid password hash could possibly allow applications to accept any password as valid, contrary to expectations.

    first May 2, 2023
  • High max 7.5
    USN-6050-2 2 CVEs

    git vulnerabilities

    USN-6050-1 fixed several vulnerabilities in Git. This update provides the corresponding updates for CVE-2023-25652 and CVE-2023-29007 on Ubuntu 16.04 LTS. Original advisory details: It was discovered that Git incorrectly handled certain commands. An attacker …

    first May 17, 2023
  • High max 7.5
    USN-6049-1 9 CVEs

    netty vulnerabilities

    It was discovered that Netty's Zlib decoders did not limit memory allocations. A remote attacker could possibly use this issue to cause Netty to exhaust memory via malicious input, leading to a denial of service. This issue only affected Ubuntu 16.04 ESM and …

    first Apr 28, 2023
  • Unscored
    USN-6046-1 0 CVEs

    openssl-ibmca vulnerabilities

    It was discovered that OpenSSL-ibmca incorrectly handled certain RSA decryption. An attacker could possibly use this issue to expose sensitive information.

    first Apr 27, 2023
  • Medium max 5.5
    USN-6042-1 1 CVE

    cloud-init vulnerability

    James Golovich discovered that sensitive data could be exposed in logs. An attacker could use this information to find hashed passwords and possibly escalate their privilege.

    first Apr 26, 2023
  • Critical max 9.8
    USN-6038-2 18 CVEs

    golang-1.13, golang-1.16 vulnerabilities

    USN-6038-1 fixed several vulnerabilities in Go 1.18. This update provides the corresponding updates for Go 1.13 and Go 1.16. CVE-2022-29526 and CVE-2022-30630 only affected Go 1.16. Original advisory details: It was discovered that the Go net/http module inco…

    first Jan 9, 2024
  • Medium max 6.5
    USN-6037-1 1 CVE

    Apache Commons Net vulnerability

    ZeddYu Lu discovered that the FTP client from Apache Commons Net trusted the host from PASV responses by default. A remote attacker with a malicious FTP server could redirect the client to another server, which could possibly result in leaked information abou…

    first Apr 28, 2023
  • Unscored
    USN-6035-1 1 CVE

    kauth vulnerability

    It was discovered that KAuth incorrectly handled some configuration parameters with specially crafted arbitrary types. An attacker could possibly use this issue to cause a denial of service, or possibly execute arbitrary code.

    first Apr 20, 2023
  • Critical max 9.8
    USN-6022-1 2 CVEs

    kamailio vulnerabilities

    It was discovered that Kamailio did not properly sanitize SIP messages under certain circumstances. An attacker could use this vulnerability to cause a denial of service or possibly execute arbitrary code. This issue only affected Ubuntu 16.04 ESM and 18.04 E…

    first Apr 14, 2023
  • Critical max 9.8
    USN-6017-1 1 CVE

    ghostscript vulnerability

    Hadrien Perrineau discovered that Ghostscript incorrectly handled certain inputs. An attacker could possibly use this issue to cause a denial of service, or possibly execute arbitrary code.

    first Apr 13, 2023
  • Unscored
    USN-6005-2 2 CVEs

    sudo vulnerabilities

    USN-6005-1 fixed vulnerabilities in Sudo. This update provides the corresponding updates for Ubuntu 16.04 LTS. Original advisory details: Matthieu Barjole and Victor Cutillas discovered that Sudo incorrectly escaped control characters in log messages and sudo…

    first May 29, 2023
  • High max 7.8
    USN-6003-1 1 CVE

    emacs24 vulnerability

    Xi Lu discovered that Emacs did not properly handle certain inputs. An attacker could possibly use this issue to execute arbitrary commands.

    first Apr 6, 2023
  • Medium max 5.4
    USN-7343-1 3 CVEs

    jinja2 vulnerabilities

    Rafal Krupinski discovered that Jinja2 did not properly restrict the execution of code in situations where templates are used maliciously. An attacker with control over a template's filename and content could potentially use this issue to enable the execution…

    first Mar 11, 2025
  • Unscored
    USN-6519-2 0 CVEs

    ec2-hibinit-agent update

    USN-6519-1 added IMDSv2 support to EC2 hibagent. This update provides the corresponding update for Ubuntu 16.04 LTS. Original advisory details: The EC2 hibagent package has been updated to add IMDSv2 support, as IMDSv1 uses an insecure protocol and is no long…

    first Nov 29, 2023
  • Unscored
    USN-6518-1 1 CVE

    afflib vulnerability

    Luis Rocha discovered that AFFLIB incorrectly handled certain input files. If a user or automated system were tricked into processing a specially crafted AFF image file, a remote attacker could possibly use this issue to cause a denial of service via applicat…

    first Nov 28, 2023
  • Critical max 9.8
    USN-5998-1 4 CVEs

    apache-log4j1.2 vulnerabilities

    It was discovered that the SocketServer component of Apache Log4j 1.2 incorrectly handled deserialization. An attacker could possibly use this issue to execute arbitrary code. This issue only affected Ubuntu 16.04 ESM. (CVE-2019-17571) It was discovered that …

    first Apr 5, 2023
  • High max 7.7
    USN-5997-1 1 CVE

    ipmitool vulnerability

    It was discovered that IPMItool was not properly checking the data received from a remote LAN party. A remote attacker could possibly use this issue to to cause a crash or arbitrary code execution.

    first Apr 4, 2023
  • High max 7.5
    USN-5996-1 3 CVEs

    liblouis vulnerabilities

    It was discovered that Liblouis incorrectly handled certain files. An attacker could possibly use this issue to cause a denial of service. (CVE-2023-26767, CVE-2023-26768, CVE-2023-26769)

    first Apr 4, 2023
  • High max 7.5
    USN-5989-1 1 CVE

    glusterfs vulnerability

    Tao Lyu discovered that GlusterFS did not properly handle certain event notifications. An attacker could possibly use this issue to cause a denial of service.

    first Mar 30, 2023
  • High max 8.8
    USN-5988-1 2 CVEs

    xcftools vulnerabilities

    It was discovered that integer overflows vulnerabilities existed in Xcftools. An attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2019-5086, CVE-2019-5087)

    first Mar 29, 2023
  • High max 8.7
    USN-5983-1 1 CVE

    php-nette vulnerability

    Cyku Hong discovered that Nette was not properly handling and validating data used for code generation. A remote attacker could possibly use this issue to execute arbitrary code.

    first Mar 29, 2023
  • Critical max 10.0
    USN-5973-1 8 CVEs

    node-url-parse vulnerabilities

    It was discovered that url-parse 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, or to perform a serve…

    first Mar 27, 2023
  • Unscored
    USN-5969-1 3 CVEs

    gif2apng vulnerabilities

    It was discovered that gif2apng contained multiple heap-base overflows. An attacker could potentially exploit this to cause a denial of service (system crash). (CVE-2021-45909, CVE-2021-45910, CVE-2021-45911)

    first Mar 23, 2023
  • Unscored
    USN-5961-1 6 CVEs

    abcm2ps vulnerabilities

    It was discovered that abcm2ps incorrectly handled memory when parsing specially crafted ABC files. An attacker could use this issue to cause abcm2ps to crash, leading to a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu…

    first Mar 16, 2023
  • High max 7.5
    USN-5958-1 4 CVEs

    ffmpeg vulnerabilities

    It was discovered that FFmpeg could be made to dereference a null pointer. An attacker could possibly use this to cause a denial of service via application crash. These issues only affected Ubuntu 16.04 ESM, Ubuntu 18.04 LTS, Ubuntu 20.04 LTS and Ubuntu 22.04…

    first Mar 16, 2023
  • High max 8.8
    USN-5957-1 7 CVEs

    librecad vulnerabilities

    Cody Sixteen discovered that LibreCAD incorrectly handled memory when parsing DXF files. An attacker could use this issue to cause LibreCAD to crash, leading to a denial of service. This issue only affected Ubuntu 16.04 ESM and Ubuntu 18.04 ESM. (CVE-2018-191…

    first Mar 15, 2023
  • Medium max 6.1
    USN-5956-2 1 CVE

    libphp-phpmailer vulnerability

    USN-5956-1 fixed vulnerabilities in PHPMailer. It was discovered that the fix for CVE-2017-11503 was incomplete. This update fixes the problem. Original advisory details: Dawid Golunski discovered that PHPMailer was not properly escaping user input data used …

    first Mar 15, 2023
  • Critical max 9.8
    USN-5956-1 7 CVEs 1 exploited

    libphp-phpmailer vulnerabilities

    Dawid Golunski discovered that PHPMailer was not properly escaping user input data used as arguments to functions executed by the system shell. An attacker could possibly use this issue to execute arbitrary code. This issue only affected Ubuntu 16.04 ESM. (CV…

    first Mar 15, 2023
  • High max 7.8
    USN-5955-1 1 CVE

    emacs24 vulnerability

    It was discovered that Emacs did not properly manage certain files when using htmlfontify functionality. A local attacker could possibly use this issue to cause a denial of service, or possibly execute arbitrary commands.

    first Mar 15, 2023
  • Unscored
    USN-5952-1 10 CVEs

    openjpeg2 vulnerabilities

    Sebastian Poeplau discovered that OpenJPEG 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 or execute a…

    first Mar 15, 2023
  • High max 7.5
    USN-5948-1 2 CVEs

    python-werkzeug vulnerabilities

    It was discovered that Werkzeug did not properly handle the parsing of nameless cookies. A remote attacker could possibly use this issue to shadow other cookies. (CVE-2023-23934) It was discovered that Werkzeug could be made to process unlimited number of mul…

    first Mar 13, 2023
  • Critical max 9.8
    USN-5942-2 1 CVE

    apache2 vulnerability

    USN-5942-1 fixed vulnerabilities in Apache HTTP Server. This update provides the corresponding update for CVE-2023-25690 for Ubuntu 16.04 ESM. Original advisory details: Lars Krapf discovered that the Apache HTTP Server mod_proxy module incorrectly handled ce…

    first Mar 22, 2023
  • High max 7.8
    USN-5937-1 1 CVE

    opusfile vulnerability

    It was discovered that Opusfile was not properly validating pointer arguments in some of its functions, which could lead to a NULL pointer dereference. An attacker could possibly use this issue to cause a denial of service or have other unspecified impacts.

    first Mar 8, 2023
  • High max 8.8
    USN-5947-1 3 CVEs

    php-twig, twig vulnerabilities

    Fabien Potencier discovered that Twig was not properly enforcing sandbox policies when dealing with objects automatically cast to strings by PHP. An attacker could possibly use this issue to expose sensitive information. This issue was only fixed in Ubuntu 16…

    first Mar 13, 2023
  • Unscored
    USN-7422-1 8 CVEs

    fis-gtm vulnerabilities

    It was discovered that FIS-GT.M could incorrectly dereference memory in certain instances. An attacker could possibly use this issue to cause FIS-GT.M to crash, resulting in a denial of service. (CVE-2021-44492, CVE-2021-44498, CVE-2021-44508) It was discover…

    first Apr 7, 2025
  • Unscored
    USN-6584-1 3 CVEs

    libspf2 vulnerabilities

    Philipp Jeitner and Haya Shulman discovered that Libspf2 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 servic…

    first Jan 15, 2024
  • Medium max 4.9
    USN-6583-1 2 CVEs

    mysql-5.7 vulnerabilities

    Multiple security issues were discovered in MySQL and this update includes new upstream MySQL versions to fix these issues. MySQL has been updated to 5.7.44 in Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. In addition to security fixes, the updated packages contain …

    first Jan 15, 2024
  • Critical max 9.8
    USN-5932-1 5 CVEs

    sofia-sip vulnerabilities

    It was discovered that Sofia-SIP incorrectly handled specially crafted SDP packets. A remote attacker could use this issue to cause applications using Sofia-SIP to crash, leading to a denial of service, or possibly execute arbitrary code. This issue only affe…

    first Mar 7, 2023
  • Unscored
    USN-5922-1 3 CVEs

    fribidi vulnerabilities

    It was discovered that FriBidi incorrectly handled the processing of input strings, resulting in memory corruption. An attacker could possibly use this issue to cause FriBidi to crash, resulting in a denial of service, or potentially execute arbitrary code. (…

    first Mar 6, 2023