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Ubuntu Security Notices (USN)

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

8,466 results · Feed

  • Unscored
    USN-4182-3 0 CVEs

    intel-microcode regression

    USN-4182-1 provided updated Intel Processor Microcode. A regression was discovered that caused some Skylake processors to hang after a warm reboot. This update reverts the microcode for that specific processor family. We apologize for the inconvenience. Origi…

    first Dec 4, 2019
  • Critical max 9.8
    USN-4175-1 1 CVE

    ruby-nokogiri vulnerability

    It was discovered that Nokogiri incorrectly handled inputs. A remote attacker could possibly use this issue to execute arbitrary OS commands.

    first Nov 5, 2019
  • Unscored
    USN-4174-1 1 CVE

    haproxy vulnerability

    It was discovered that HAproxy incorrectly handled certain HTTP requests. An attacker could possibly use this issue to a privilege escalation (Request Smuggling).

    first Nov 5, 2019
  • Unscored
    USN-4171-6 0 CVEs

    apport regression

    USN-4171-1 fixed vulnerabilities in Apport. The update caused a regression when handling configuration files. This update fixes the problem, and also introduces further hardening measures. Original advisory details: Kevin Backhouse discovered Apport would rea…

    first Nov 12, 2020
  • Unscored
    USN-4171-5 0 CVEs

    apport regression

    USN-4171-1 fixed vulnerabilities in Apport. This caused a regression in autopkgtest and python2 compatibility. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Kevin Backhouse discovered Apport would read its user-…

    first Mar 18, 2020
  • Unscored
    USN-4171-4 0 CVEs

    apport regression

    USN-4171-1 fixed a vulnerability in Apport. The update caused a regression in the Python Apport library. This update fixes the problem for Ubuntu 14.04 ESM. We apologize for the inconvenience. Original advisory details: Kevin Backhouse discovered Apport would…

    first Nov 5, 2019
  • Unscored
    USN-4171-3 0 CVEs

    apport regression

    USN-4171-1 fixed vulnerabilities in Apport. The update caused a regression in the Python Apport library. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Kevin Backhouse discovered Apport would read its user-contro…

    first Nov 5, 2019
  • High max 7.0
    USN-4171-2 5 CVEs

    apport vulnerabilities

    USN-4171-1 fixed several vulnerabilities in apport. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: Kevin Backhouse discovered Apport would read its user-controlled settings file as the root user. This could be u…

    first Nov 4, 2019
  • High max 7.0
    USN-4171-1 5 CVEs

    apport vulnerabilities

    Kevin Backhouse discovered Apport would read its user-controlled settings file as the root user. This could be used by a local attacker to possibly crash Apport or have other unspecified consequences. (CVE-2019-11481) Sander Bos discovered a race-condition in…

    first Oct 30, 2019
  • Unscored
    USN-4139-1 1 CVE

    file-roller vulnerability

    It was discovered that File Roller incorrectly handled certain TAR files. An attacker could possibly use this issue to overwrite sensitive files during extraction.

    first Sep 25, 2019
  • Unscored
    USN-4136-2 1 CVE

    wpa, wpasupplicant vulnerability

    USN-4136-1 fixed a vulnerability in wpa_supplicant. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. Original advisory details: It was discovered that wpa_supplicant incorrectly handled certain management frames. An att…

    first Sep 18, 2019
  • Unscored
    USN-4136-1 1 CVE

    wpa vulnerability

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

    first Sep 18, 2019
  • High max 7.5
    USN-4128-2 2 CVEs

    tomcat9 vulnerabilities

    It was discovered that the Tomcat 9 SSI printenv command echoed user provided data without escaping it. An attacker could possibly use this issue to perform an XSS attack. (CVE-2019-0221) It was discovered that Tomcat 9 did not address HTTP/2 connection windo…

    first Sep 18, 2019
  • High max 7.5
    USN-4128-1 2 CVEs

    tomcat8 vulnerabilities

    It was discovered that the Tomcat 8 SSI printenv command echoed user provided data without escaping it. An attacker could possibly use this issue to perform an XSS attack. (CVE-2019-0221) It was discovered that Tomcat 8 did not address HTTP/2 connection windo…

    first Sep 10, 2019
  • Unscored
    USN-4125-1 1 CVE

    memcached vulnerability

    It was discovered that Memcached incorrectly handled certain UNIX sockets. An attacker could possibly use this issue to access sensitive information.

    first Sep 9, 2019
  • High max 7.5
    USN-4123-1 1 CVE

    npm/fstream vulnerability

    It was discovered that npm/fstream incorrectly handled certain crafted tarballs. An attacker could use this vulnerability to write aritrary files to the filesystem.

    first Sep 5, 2019
  • High max 7.5
    USN-4106-1 1 CVE

    NLTK vulnerability

    Mike Salvatore discovered that NLTK mishandled crafted ZIP archives during extraction. A remote attacker could use this vulnerability to write arbitrary files to the filesystem

    first Aug 20, 2019
  • Medium max 6.5
    USN-4104-1 1 CVE

    nova vulnerability

    Donny Davis discovered that the Nova Compute service could return configuration or other information in response to a failed API request in some situations. A remote attacker could use this to expose sensitive information.

    first Aug 19, 2019
  • Unscored
    USN-4103-2 1 CVE

    Docker vulnerability

    Jasiel Spelman discovered that a double free existed in the docker-credential- helpers dependency of Docker. A local attacker could use this to cause a denial of service (crash) or possibly execute arbitrary code. Original advisory details: Jasiel Spelman dis…

    first Aug 19, 2019
  • High max 7.5
    USN-4099-1 3 CVEs

    nginx vulnerabilities

    Jonathan Looney discovered that nginx incorrectly handled the HTTP/2 implementation. A remote attacker could possibly use this issue to consume resources, leading to a denial of service.

    first Aug 15, 2019
  • Unscored
    USN-4098-1 1 CVE

    wpa vulnerability

    It was discovered that wpa_supplicant and hostapd were vulnerable to a side channel attack against EAP-pwd. A remote attacker could possibly use this issue to recover certain passwords.

    first Aug 14, 2019
  • Medium max 6.1
    USN-4089-1 1 CVE

    ruby-rack vulnerability

    It was discovered that Rack incorrectly handled carefully crafted requests. A remote attacker could use this issue to execute a cross-site scripting (XSS) attack.

    first Aug 7, 2019
  • Unscored
    USN-4085-1 1 CVE

    Sigil vulnerability

    Mike Salvatore discovered that Sigil mishandled certain malformed EPUB files. An attacker could use this vulnerability to write arbitrary files to the filesystem.

    first Aug 1, 2019
  • Unscored
    USN-4071-2 2 CVEs

    patch vulnerabilities

    USN-4071-1 fixed several vulnerabilities in Patch. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: It was discovered that Patch incorrectly handled certain files. An attacker could possibly use this issue to acce…

    first Jul 24, 2019
  • Unscored
    USN-4071-1 2 CVEs

    patch vulnerabilities

    It was discovered that Patch incorrectly handled certain files. An attacker could possibly use this issue to access sensitive information. (CVE-2019-13636) It was discovered that Patch incorrectly handled certain files. An attacker could possibly use this iss…

    first Jul 24, 2019
  • Unscored
    USN-4065-1 2 CVEs

    squid, squid3 vulnerabilities

    It was discovered that Squid incorrectly handled Digest authentication. A remote attacker could possibly use this issue to cause Squid to crash, resulting in a denial of service. (CVE-2019-12525) It was discovered that Squid incorrectly handled Basic authenti…

    first Jul 18, 2019
  • High max 7.2
    USN-4061-1 1 CVE

    redis vulnerabilities

    It was discovered that Redis incorrectly handled the hyperloglog data structure. An attacker could use this issue to cause Redis to crash, resulting in a denial of service, or possibly execute arbitrary code.

    first Jul 16, 2019
  • Unscored
    USN-4059-1 2 CVEs

    squid, squid3 vulnerabilities

    It was discovered that Squid incorrectly handled certain SNMP packets. A remote attacker could possibly use this issue to cause memory consumption, leading to a denial of service. This issue only affected Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. (CVE-2018-19132…

    first Jul 15, 2019
  • Unscored
    USN-4058-2 1 CVE

    bash vulnerability

    USN-4058-1 fixed a vulnerability in bash. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. Original advisory details: It was discovered that Bash incorrectly handled the restricted shell. An attacker could possibly use …

    first Aug 5, 2019
  • Unscored
    USN-4058-1 1 CVE

    bash vulnerability

    It was discovered that Bash incorrectly handled the restricted shell. An attacker could possibly use this issue to escape restrictions and execute any command.

    first Jul 15, 2019
  • Unscored
    USN-4053-1 4 CVEs

    gvfs vulnerabilities

    It was discovered that GVfs incorrectly handled the admin backend. Files created or moved by the admin backend could end up with the wrong ownership information, contrary to expectations. This issue only affected Ubuntu 18.04 LTS, Ubuntu 18.10, and Ubuntu 19.…

    first Jul 9, 2019
  • Medium max 6.5
    USN-4051-2 1 CVE

    apport vulnerability

    USN-4051-1 fixed a vulnerability in apport. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: Kevin Backhouse discovered a race-condition when reading the user's local Apport configuration. This could be used by a …

    first Jul 9, 2019
  • Medium max 6.5
    USN-4051-1 1 CVE

    apport vulnerability

    Kevin Backhouse discovered a race-condition when reading the user's local Apport configuration. This could be used by a local attacker to cause Apport to include arbitrary files in a resulting crash report.

    first Jul 9, 2019
  • Unscored
    USN-4048-1 2 CVEs

    Docker vulnerabilities

    Aleksa Sarai discovered that Docker was vulnerable to a directory traversal attack. An attacker could use this vulnerability to read and write arbitrary files on the host filesystem as root.

    first Jul 8, 2019
  • Medium max 5.3
    USN-4041-2 1 CVE

    linux-lts-xenial, linux-aws, linux-azure update

    USN-4041-1 provided updates for the Linux kernel in Ubuntu. This update provides the corresponding updates for the Linux kernel for Ubuntu 16.04 ESM. USN-4017-2 fixed vulnerabilities in the Linux kernel. Unfortunately, the update introduced a regression that …

    first Jun 29, 2019
  • Unscored
    USN-4037-1 0 CVEs

    policykit-desktop-privileges update

    The policykit-desktop-privileges Startup Disk Creator policy allowed administrative users to overwrite disks. As a security improvement, this operation now requires authentication.

    first Jun 25, 2019
  • Medium max 6.5
    USN-4036-1 1 CVE

    neutron vulnerability

    Erik Olof Gunnar Andersson discovered that OpenStack Neutron incorrectly handled certain security group rules in the iptables firewall module. An authenticated attacker could possibly use this issue to block further application of security group rules for oth…

    first Jun 25, 2019
  • Unscored
    USN-4031-1 1 CVE

    linux, linux-hwe vulnerability

    It was discovered that the Linux kernel did not properly separate certain memory mappings when creating new userspace processes on 64-bit Power (ppc64el) systems. A local attacker could use this to access memory contents or cause memory corruption of other pr…

    first Jun 24, 2019
  • Critical max 9.8
    USN-4030-1 5 CVEs

    web2py vulnerabilities

    It was discovered that web2py does not properly check denied hosts before verifying passwords. An attacker could possibly use this issue to perform brute-force attacks. (CVE-2016-10321) It was discovered that web2py allows remote attackers to obtain environme…

    first Jun 21, 2019
  • High max 7.5
    USN-4022-1 1 CVE

    Gunicorn vulnerability

    It was discovered that gunicorn improperly handled certain input. An attacker could potentially use this issue execute a cross-site scripting (XSS) attack.

    first Jun 19, 2019