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Ubuntu Security Notices (USN)

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

8,464 results · Feed

  • Medium max 5.5
    USN-4451-1 1 CVE

    ppp vulnerability

    Thomas Chauchefoin working with Trend Micro´s Zero Day Initiative, discovered that ppp incorrectly handled module loading. A local attacker could use this issue to load arbitrary kernel modules and possibly execute arbitrary code.

    first Aug 4, 2020
  • Unscored
    USN-4447-1 1 CVE

    libssh vulnerability

    It was discovered that libssh incorrectly handled certain requests. An attacker could possibly use this issue to cause a denial of service.

    first Aug 4, 2020
  • Unscored
    USN-4444-1 6 CVEs

    webkit2gtk vulnerabilities

    A large number of 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 s…

    first Aug 3, 2020
  • Unscored
    USN-4474-1 8 CVEs

    firefox vulnerabilities

    Multiple security issues were discovered in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service, trick the user in to installing a malicious extension, spoof the U…

    first Aug 26, 2020
  • Critical max 9.3
    USN-4452-1 1 CVE

    libvirt vulnerability

    Trent Shea working with Trend Micro´s Zero Day Initiative, discovered that the libvirt package set incorrect permissions on the UNIX domain socket. A local attacker could use this issue to access libvirt and escalate privileges.

    first Aug 4, 2020
  • Unscored
    USN-4423-1 0 CVEs

    firefox vulnerability

    It was discovered that X-Frame-Options could be bypassed in some circumstances. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit this to conduct clickjacking attacks.

    first Jul 14, 2020
  • High max 8.8
    USN-4422-1 8 CVEs

    webkit2gtk vulnerabilities

    A large number of 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 s…

    first Jul 14, 2020
  • Unscored
    USN-4466-2 1 CVE

    curl vulnerability

    USN-4466-1 fixed a vulnerability in curl. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: Marc Aldorasi discovered that curl incorrectly handled the libcurl CURLOPT_CONNECT_ONLY option. This could result in data …

    first Aug 20, 2020
  • Unscored
    USN-4436-2 0 CVEs

    librsvg regression

    USN-4436-1 fixed a vulnerability in librsvg. The upstream fix caused a regression when parsing certain SVG files. This update backs out the fix pending further investigation. Original advisory details: It was discovered that librsvg incorrectly handled parsin…

    first Jul 29, 2020
  • Unscored
    USN-4429-1 1 CVE

    evolution-data-server vulnerability

    It was discovered that Evolution Data Server incorrectly handled STARTTLS when using SMTP and POP3. A remote attacker could possibly use this issue to perform a response injection attack.

    first Jul 22, 2020
  • Unscored
    USN-4443-1 9 CVEs

    firefox vulnerabilities

    Multiple security issues were discovered in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service, obtain sensitive information, bypass iframe sandbox restrictions, …

    first Jul 29, 2020
  • Unscored
    USN-4445-1 1 CVE

    ghostscript vulnerability

    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 access arbitrary files, execute arbitrary …

    first Aug 3, 2020
  • Unscored
    USN-4436-1 2 CVEs

    librsvg vulnerabilities

    It was discovered that librsvg incorrectly handled parsing certain SVG files. A remote attacker could possibly use this issue to cause librsvg to crash, resulting in a denial of service. This issue only affected Ubuntu 16.04 LTS. (CVE-2017-11464) It was disco…

    first Jul 27, 2020
  • Unscored
    USN-4460-1 4 CVEs

    libonig vulnerabilities

    It was discovered that Oniguruma incorrectly handled certain regular expressions. An attacker could possibly use this issue to cause a denial of service, obtain sensitive information or other unspecified impact. (CVE-2019-16163, CVE-2019-19012, CVE-2019-19204…

    first Aug 17, 2020
  • Unscored
    USN-4417-1 1 CVE

    nss vulnerability

    Cesar Pereida, Billy Bob Brumley, Yuval Yarom, and Nicola Tuveri discovered that NSS incorrectly handled RSA key generation. A local attacker could possibly use this issue to perform a timing attack and recover RSA keys.

    first Jul 6, 2020
  • Unscored
    USN-4408-1 11 CVEs

    firefox vulnerabilities

    Multiple security issues were discovered in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to cause a denial of service, obtain sensitive information, bypass permission prompts, or execut…

    first Jul 2, 2020
  • Unscored
    USN-4466-1 1 CVE

    curl vulnerability

    Marc Aldorasi discovered that curl incorrectly handled the libcurl CURLOPT_CONNECT_ONLY option. This could result in data being sent to the wrong destination, possibly exposing sensitive information.

    first Aug 19, 2020
  • Unscored
    USN-4418-1 2 CVEs

    openexr vulnerabilities

    It was discovered that OpenEXR incorrectly handled certain malformed EXR image files. If a user were tricked into opening a crafted EXR image file, a remote attacker could cause a denial of service, or possibly execute arbitrary code.

    first Jul 6, 2020
  • Unscored
    USN-4469-1 25 CVEs

    ghostscript vulnerabilities

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

    first Aug 24, 2020
  • Unscored
    USN-4347-1 1 CVE

    webkit2gtk vulnerability

    A large number of 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 s…

    first Apr 29, 2020
  • Unscored
    USN-4395-1 1 CVE

    fwupd vulnerability

    Justin Steven discovered that fwupd incorrectly handled certain signature verification. An attacker could possibly use this issue to install an unsigned firmware.

    first Jun 15, 2020
  • Unscored
    USN-4441-2 0 CVEs

    mysql-8.0 regression

    USN-4441-1 fixed vulnerabilities in MySQL. The new upstream version changed compiler options and caused a regression in certain scenarios. This update fixes the problem. Original advisory details: Multiple security issues were discovered in MySQL and this upd…

    first Aug 5, 2020
  • Unscored
    USN-4417-2 1 CVE

    nss vulnerability

    USN-4417-1 fixed a vulnerability in NSS. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. Original advisory details: Cesar Pereida, Billy Bob Brumley, Yuval Yarom, and Nicola Tuveri discovered that NSS incorrectly handl…

    first Jul 6, 2020
  • High max 7.5
    USN-4341-2 1 CVE

    samba vulnerability

    USN-4341-1 fixed a vulnerability in Samba. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: It was discovered that Samba incorrectly handled certain LDAP queries. A remote attacker could possibly use this issue to…

    first Apr 29, 2020
  • Unscored
    USN-4398-2 1 CVE

    dbus vulnerability

    USN-4398-1 fixed a vulnerability in DBus. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. Original advisory details: Kevin Backhouse discovered that DBus incorrectly handled file descriptors. A local attacker could pos…

    first Jun 16, 2020
  • Unscored
    USN-4397-1 2 CVEs

    nss vulnerabilities

    It was discovered that NSS incorrectly handled the TLS State Machine. A remote attacker could possibly use this issue to cause NSS to hang, resulting in a denial of service. This issue only affected Ubuntu 18.04 LTS and Ubuntu 19.10. (CVE-2019-17023) Cesar Pe…

    first Jun 16, 2020
  • Unscored
    USN-4421-1 10 CVEs

    thunderbird vulnerabilities

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

    first Jul 8, 2020
  • Unscored
    USN-4404-1 3 CVEs

    nvidia-graphics-drivers-390, nvidia-graphics-drivers-440 vulnerabilities

    Thomas E. Carroll discovered that the NVIDIA Cuda grpahics driver did not properly perform access control when performing IPC. An attacker could use this to cause a denial of service or possibly execute arbitrary code. (CVE-2020-5963) It was discovered that t…

    first Jun 25, 2020
  • Unscored
    USN-4373-1 5 CVEs

    thunderbird vulnerabilities

    Multiple security issues were discovered in Thunderbird. If a user were tricked in to opening a specially crafted website in a browsing context, an attacker could potentially exploit these to cause a denial of service, or execute arbitrary code. (CVE-2020-683…

    first May 26, 2020
  • High max 7.5
    USN-4435-2 3 CVEs

    clamav vulnerabilities

    USN-4435-1 fixed several vulnerabilities in ClamAV. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. Original advisory details: It was discovered that ClamAV incorrectly handled parsing ARJ archives. A remote attacker c…

    first Jul 27, 2020
  • Unscored
    USN-4397-2 1 CVE

    nss vulnerability

    USN-4397-1 fixed a vulnerability in NSS. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. Original advisory details: Cesar Pereida Garcia discovered that NSS incorrectly handled DSA key generation. A local attacker coul…

    first Jun 17, 2020
  • Medium max 5.5
    USN-4382-2 13 CVEs

    freerdp vulnerabilities

    It was discovered that FreeRDP incorrectly handled certain memory operations. A remote attacker could use this issue to cause FreeRDP to crash, resulting in a denial of service, or possibly execute arbitrary code.

    first Nov 26, 2020
  • Unscored
    USN-4398-1 1 CVE

    dbus vulnerability

    Kevin Backhouse discovered that DBus incorrectly handled file descriptors. A local attacker could possibly use this issue to cause DBus to crash, resulting in a denial of service.

    first Jun 16, 2020
  • Medium max 6.5
    USN-4371-1 2 CVEs

    libvirt vulnerabilities

    It was discovered that libvirt incorrectly handled an active pool without a target path. A remote attacker could possibly use this issue to cause libvirt to crash, resulting in a denial of service. (CVE-2020-10703) It was discovered that libvirt incorrectly h…

    first May 21, 2020
  • Unscored
    USN-4438-1 1 CVE

    sqlite3 vulnerability

    It was discovered that SQLite incorrectly handled query-flattener optimization. An attacker could use this issue to cause SQLite to crash, resulting in a denial of service, or possibly execute arbitrary code.

    first Jul 27, 2020
  • Unscored
    USN-4384-1 1 CVE

    gnutls28 vulnerability

    It was discovered that GnuTLS incorrectly handled session ticket encryption keys. A remote attacker could possibly use this issue to bypass authentication or recover sensitive information.

    first Jun 5, 2020
  • Medium max 5.3
    USN-4375-1 1 CVE

    php5, php7.0, php7.2, php7.3, php7.4 vulnerability

    It was discovered that PHP incorrectly handled certain files. An attacker could possibly use this issue to cause a denial of service.

    first May 27, 2020
  • High max 8.6
    USN-4365-2 2 CVEs

    bind9 vulnerabilities

    USN-4365-1 fixed several vulnerabilities in Bind. This update provides the corresponding update for Ubuntu 12.04 ESM and 14.04 ESM. Original advisory details: Lior Shafir, Yehuda Afek, and Anat Bremler-Barr discovered that Bind incorrectly limited certain fet…

    first May 20, 2020
  • Unscored
    USN-4409-1 3 CVEs

    samba vulnerabilities

    Andrew Bartlett discovered that Samba incorrectly handled certain LDAP queries. A remote attacker could use this issue to cause Samba to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 18.04 LTS, Ub…

    first Jul 2, 2020
  • High max 7.5
    USN-4370-1 2 CVEs

    clamav vulnerabilities

    It was discovered that ClamAV incorrectly handled parsing ARJ archives. A remote attacker could possibly use this issue to cause ClamAV to crash, resulting in a denial of service. (CVE-2020-3327) It was discovered that ClamAV incorrectly handled parsing PDF f…

    first May 21, 2020