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Ubuntu Security Notices (USN)

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

8,464 results · Feed

  • Medium max 5.5
    USN-6588-1 1 CVE

    pam vulnerability

    Matthias Gerstner discovered that the PAM pam_namespace module incorrectly handled special files when performing directory checks. A local attacker could possibly use this issue to cause PAM to stop responding, resulting in a denial of service.

    first Jan 17, 2024
  • High max 8.8
    USN-6631-1 3 CVEs 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 Feb 12, 2024
  • Medium max 4.8
    USN-6592-1 2 CVEs

    libssh vulnerabilities

    It was discovered that libssh incorrectly handled the ProxyCommand and the ProxyJump features. A remote attacker could possibly use this issue to inject malicious code into the command of the features mentioned through the hostname parameter. (CVE-2023-6004) …

    first Jan 22, 2024
  • Unscored
    USN-6587-3 0 CVEs

    xorg-server, xwayland regression

    USN-6587-1 fixed vulnerabilities in X.Org X Server. The fix was incomplete resulting in a possible regression. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Jan-Niklas Sohn discovered that the X.Org X Server inc…

    first Jan 30, 2024
  • Unscored
    USN-6581-1 6 CVEs

    binutils vulnerabilities

    It was discovered that GNU binutils was not properly performing bounds checks in several functions, which could lead to a buffer overflow. An attacker could possibly use this issue to cause a denial of service, expose sensitive information or execute arbitrar…

    first Jan 15, 2024
  • Unscored
    USN-6579-2 1 CVE

    xerces-c vulnerability

    USN-6579-1 fixed a vulnerability in Xerces-C++. This update provides the corresponding update for Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, Ubuntu 23.04 and Ubuntu 23.10. Original advisory details: It was discovered that Xerces-C++ was not properly handling memory …

    first Jan 16, 2024
  • Unscored
    USN-6610-2 0 CVEs

    firefox regressions

    USN-6610-1 fixed vulnerabilities in Firefox. The update introduced several minor regressions. This update fixes the problem. Original advisory details: Multiple security issues were discovered in Firefox. If a user were tricked into opening a specially crafte…

    first Feb 7, 2024
  • Unscored
    USN-6568-1 0 CVEs

    clamav update

    The ClamAV package was updated to a new upstream version to remain compatible with signature database downloads.

    first Jan 8, 2024
  • Unscored
    USN-6582-1 1 CVE

    webkit2gtk vulnerability

    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 Jan 15, 2024
  • Unscored
    USN-6551-1 1 CVE

    ghostscript vulnerability

    It was discovered that Ghostscript incorrectly handled writing TIFF files. A remote attacker could possibly use this issue to cause Ghostscript to crash, resulting in a denial of service.

    first Dec 12, 2023
  • Unscored
    USN-6562-2 0 CVEs

    firefox regressions

    USN-6562-1 fixed vulnerabilities in Firefox. The update introduced several minor regressions. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Multiple security issues were discovered in Firefox. If a user were tri…

    first Jan 11, 2024
  • High max 8.8
    USN-6545-1 2 CVEs 2 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 Dec 11, 2023
  • High max 8.8
    USN-6563-1 11 CVEs

    thunderbird vulnerabilities

    Multiple security issues were discovered in Thunderbird. If a user were tricked into opening a specially crafted website in a browsing context, an attacker could potentially exploit these to cause a denial of service, obtain sensitive information, bypass secu…

    first Jan 2, 2024
  • Unscored
    USN-6515-1 7 CVEs

    thunderbird vulnerabilities

    Multiple security issues were discovered in Thunderbird. If a user were tricked into opening a specially crafted website in a browsing context, an attacker could potentially exploit these to cause a denial of service, obtain sensitive information, bypass secu…

    first Nov 27, 2023
  • Unscored
    USN-6541-2 0 CVEs

    glibc regression

    USN-6541-1 fixed vulnerabilities in the GNU C Library. Unfortunately, changes made to allow proper application of the fix for CVE-2023-4806 in Ubuntu 22.04 LTS introduced an issue in the NSCD service IPv6 processing functionalities. This update fixes the prob…

    first Jan 10, 2024
  • Medium max 6.5
    USN-6535-1 2 CVEs

    curl vulnerabilities

    Harry Sintonen discovered that curl incorrectly handled mixed case cookie domains. A remote attacker could possibly use this issue to set cookies that get sent to different and unrelated sites and domains. (CVE-2023-46218) Maksymilian Arciemowicz discovered t…

    first Dec 6, 2023
  • Medium max 5.3
    USN-6522-1 3 CVEs

    freerdp2 vulnerabilities

    It was discovered that FreeRDP incorrectly handled drive redirection. If a user were tricked into connection to a malicious server, a remote attacker could use this issue to cause FreeRDP to crash, resulting in a denial of service, or possibly obtain sensitiv…

    first Nov 29, 2023
  • Medium max 5.3
    USN-6522-2 3 CVEs

    freerdp2 vulnerabilities

    USN-6522-1 fixed several vulnerabilities in FreeRDP. This update provides the corresponding update for Ubuntu 18.04 LTS. Original advisory details: It was discovered that FreeRDP incorrectly handled drive redirection. If a user were tricked into connection to…

    first Dec 7, 2023
  • High max 8.3
    USN-6546-2 2 CVEs

    libreoffice vulnerabilities

    USN-6546-1 fixed vulnerabilities in LibreOffice. This update provides the corresponding updates for Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. Original advisory details: Reginaldo Silva discovered that LibreOffice incorrectly handled filenames when passing embedd…

    first Dec 14, 2023
  • Unscored
    USN-6508-2 0 CVEs

    poppler regression

    USN-6508-1 fixed vulnerabilities in poppler. The update introduced one minor regression in Ubuntu 18.04 LTS. This update fixes the problem. We apologize for the inconvenience. Original advisory details: It was discovered that poppler incorrectly handled certa…

    first Nov 28, 2023
  • High max 8.8
    USN-6490-1 2 CVEs

    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 Nov 20, 2023
  • Unscored
    USN-6447-1 7 CVEs

    aom vulnerabilities

    It was discovered that AOM 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-2020-36130, CVE-2020-3…

    first Oct 23, 2023
  • Medium max 5.9
    USN-6499-1 1 CVE

    gnutls28 vulnerability

    It was discovered that GnuTLS had a timing side-channel when handling certain RSA-PSK key exchanges. A remote attacker could possibly use this issue to recover sensitive information.

    first Nov 21, 2023
  • High max 7.5
    USN-6492-1 6 CVEs

    mosquitto vulnerabilities

    Kathrin Kleinhammer discovered that Mosquitto incorrectly handled certain inputs. If a user or an automated system were provided with a specially crafted input, a remote attacker could possibly use this issue to cause a denial of service. This issue only affe…

    first Nov 21, 2023
  • Unscored
    USN-6509-2 0 CVEs

    firefox regressions

    USN-6509-1 fixed vulnerabilities in Firefox. The update introduced several minor regressions. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Multiple security issues were discovered in Firefox. If a user were tri…

    first Dec 4, 2023
  • Unscored
    USN-6509-1 10 CVEs

    firefox vulnerabilities

    Multiple security issues were discovered in Firefox. If a user were tricked into opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service, obtain sensitive information across domains, or execute arbitrary c…

    first Nov 23, 2023
  • High max 7.5
    USN-6456-1 9 CVEs

    firefox vulnerabilities

    Multiple security issues were discovered in Firefox. If a user were tricked into opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service, obtain sensitive information across domains, or execute arbitrary c…

    first Oct 30, 2023
  • Medium max 5.9
    USN-6499-2 1 CVE

    gnutls28 vulnerability

    USN-6499-1 fixed vulnerabilities in GnuTLS. This update provides the corresponding update for Ubuntu 18.04 LTS. Original advisory details: It was discovered that GnuTLS had a timing side-channel when handling certain RSA-PSK key exchanges. A remote attacker c…

    first Jan 8, 2024
  • Critical max 9.1
    USN-6491-1 6 CVEs

    nodejs vulnerabilities

    Axel Chong 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 execute arbitrary code. (CVE-2022-32212) Zeyu …

    first Nov 21, 2023
  • Unscored
    USN-6449-2 0 CVEs

    ffmpeg regression

    USN-6449-1 fixed vulnerabilities in FFmpeg. Unfortunately that update could introduce a regression in tools using an FFmpeg library, like VLC. This updated fixes the problem. We apologize for the inconvenience. Original advisory details: It was discovered tha…

    first Nov 15, 2023
  • Unscored
    USN-6433-1 1 CVE

    ghostscript vulnerability

    It was discovered that Ghostscript incorrectly handled certain PDF documents. If a user or automated system were tricked into opening a specially crafted PDF file, a remote attacker could use this issue to execute arbitrary code.

    first Oct 17, 2023
  • High max 7.5
    USN-6468-1 6 CVEs

    thunderbird vulnerabilities

    Multiple security issues were discovered in Thunderbird. If a user were tricked into opening a specially crafted website in a browsing context, an attacker could potentially exploit these to cause a denial of service, obtain sensitive information, bypass secu…

    first Nov 2, 2023
  • High max 7.4
    USN-6463-1 2 CVEs

    open-vm-tools vulnerabilities

    It was discovered that Open VM Tools incorrectly handled SAML tokens. A remote attacker Guest Operations privileges could possibly use this issue to escalate privileges. (CVE-2023-34058) Matthias Gerstner discovered that Open VM Tools incorrectly handled file…

    first Oct 31, 2023
  • Unscored
    USN-6456-2 0 CVEs

    firefox regressions

    USN-6456-1 fixed vulnerabilities in Firefox. The update introduced several minor regressions. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Multiple security issues were discovered in Firefox. If a user were tri…

    first Nov 14, 2023
  • Unscored
    USN-6418-1 2 CVEs

    nodejs vulnerabilities

    It was 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 was only fix…

    first Oct 5, 2023
  • High max 8.6
    USN-7041-2 1 CVE

    cups vulnerability

    USN-7041-1 fixed a vulnerability in CUPS. This update provides the corresponding update for Ubuntu 18.04 LTS. Original advisory details: Simone Margaritelli discovered that CUPS incorrectly sanitized IPP data when creating PPD files. A remote attacker could p…

    first Oct 1, 2024
  • Unscored
    USN-6431-3 0 CVEs

    iperf3 vulnerability

    USN-6431-1 fixed a vulnerability in iperf3. This update provides the corresponding update for Ubuntu 22.04 LTS. Original advisory details: Jorge Sancho Larraz discovered that iperf3 did not properly manage certain inputs, which could cause the server process …

    first Oct 16, 2023
  • Unscored
    USN-6425-2 0 CVEs

    samba regression

    USN-6425-1 fixed vulnerabilities in Samba. Due to a build issue on Ubuntu 20.04 LTS, the update introduced regressions in macro handling and possibly other functionality. This update fixes the problem. We apologize for the inconvenience. Original advisory det…

    first Oct 11, 2023
  • High max 8.6
    USN-7041-1 1 CVE

    cups vulnerability

    Simone Margaritelli discovered that CUPS incorrectly sanitized IPP data when creating PPD files. A remote attacker could possibly use this issue to manipulate PPD files and execute arbitrary code when a printer is used.

    first Sep 26, 2024
  • High max 7.8
    USN-6409-1 1 CVE 1 exploited

    glibc vulnerabilities

    It was discovered that the GNU C Library incorrectly handled the GLIBC_TUNABLES environment variable. An attacker could possibly use this issue to perform a privilege escalation attack. (CVE-2023-4911) It was discovered that the GNU C Library incorrectly hand…

    first Oct 3, 2023