USN-4730-1: PostSRSd vulnerability

It was discovered that PostSRSd mishandled certain input. A remote attacker could use this vulnerability to cause a denial of service via a long timestamp tag in an SRS address...

USN-4720-2: Apport vulnerabilities

USN-4720-1 fixed several vulnerabilities in Apport. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: Itai Greenhut discovered that Apport incorrectly parsed certain files in the /proc filesystem. A local attacker could use this issue to escalate...

USN-4600-1: Netty vulnerabilities

It was discovered that Netty had HTTP request smuggling vulnerabilities. A remote attacker could used it to extract sensitive information. CVE-2019-16869, CVE-2019-20444, CVE-2019-20445, CVE-2020-7238...

USN-4421-1: 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 arbtirary code. CVE-2020-12405,...

USN-4372-1: QEMU vulnerabilities

It was discovered that QEMU incorrectly handled bochs-display devices. A local attacker in a guest could use this to cause a denial of service or possibly execute arbitrary code in the host. This issue only affected Ubuntu 19.10. CVE-2019-15034 It was discovered that QEMU incorrectly handled memo...

USN-4297-1: runC vulnerabilities

It was discovered that runC incorrectly checked mount targets. An attacker with a malicious container image could possibly mount over the /proc directory and escalate privileges. This issue only affected Ubuntu 18.04 LTS. CVE-2019-16884 It was discovered that runC incorrectly performed access...

USN-4253-1: Linux kernel vulnerability

It was discovered that the Linux kernel did not properly clear data structures on context switches for certain Intel graphics processors. A local attacker could use this to expose sensitive information...

USN-4223-1: OpenJDK vulnerabilities

Jan Jancar, Petr Svenda, and Vladimir Sedlacek discovered that a side- channel vulnerability existed in the ECDSA implementation in OpenJDK. An Attacker could use this to expose sensitive information. CVE-2019-2894 It was discovered that the Socket implementation in OpenJDK did not properly...

USN-4185-1: Linux kernel vulnerabilities

Stephan van Schaik, Alyssa Milburn, Sebastian Österlund, Pietro Frigo, Kaveh Razavi, Herbert Bos, Cristiano Giuffrida, Giorgi Maisuradze, Moritz Lipp, Michael Schwarz, Daniel Gruss, and Jo Van Bulck discovered that Intel processors using Transactional Synchronization Extensions TSX could expose...

USN-4165-1: 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, bypass security restrictions, bypass same-origin restrictions, conduct cross-site scripting XSS attacks,...

USN-4151-2: Python vulnerabilities

USN-4151-1 fixed several vulnerabilities in Python. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. Original advisory details: It was discovered that Python incorrectly parsed certain email addresses. A remote attacker could possibly use this issue to tric...

USN-4086-1: Mercurial vulnerability

It was discovered that Mercurial mishandled symlinks in subrepositories. An attacker could use this vulnerability to write arbitrary files to the target's filesystem...

USN-4026-1: Bind vulnerability

It was discovered that Bind incorrectly handled certain malformed packets. A remote attacker could possibly use this issue to cause Bind to crash, resulting in a denial of service...

USN-3952-1: Pacemaker vulnerabilities

Jan Pokorný discovered that Pacemaker incorrectly handled client-server authentication. A local attacker could possibly use this issue to escalate privileges. CVE-2018-16877 Jan Pokorný discovered that Pacemaker incorrectly handled certain verifications. A local attacker could possibly use this...

USN-3425-1: Apache HTTP Server vulnerability

Hanno Böck discovered that the Apache HTTP Server incorrectly handled Limit directives in .htaccess files. In certain configurations, a remote attacker could possibly use this issue to read arbitrary server memory, including sensitive information. This issue is known as Optionsbleed...

USN-2639-1: OpenSSL vulnerabilities

Praveen Kariyanahalli, Ivan Fratric and Felix Groebert discovered that OpenSSL incorrectly handled memory when buffering DTLS data. A remote attacker could use this issue to cause OpenSSL to crash, resulting in a denial of service, or possibly execute arbitrary code. CVE-2014-8176 Joseph...

USN-2417-1: Linux kernel vulnerabilities

Nadav Amit reported that the KVM Kernel Virtual Machine mishandles noncanonical addresses when emulating instructions that change the rip Instruction Pointer. A guest user with access to I/O or the MMIO can use this flaw to cause a denial of service system crash of the guest. CVE-2014-3647 A flaw...

USN-2289-1: Linux kernel vulnerabilities

Sasha Levin reported a flaw in the Linux kernel's point-to-point protocol PPP when used with the Layer Two Tunneling Protocol L2TP. A local user could exploit this flaw to gain administrative privileges. CVE-2014-4943 Michael S. Tsirkin discovered an information leak in the Linux kernel's...

USN-2055-1: PHP vulnerabilities

Stefan Esser discovered that PHP incorrectly parsed certificates. An attacker could use a malformed certificate to cause PHP to crash, resulting in a denial of service, or possibly execute arbitrary code. CVE-2013-6420 It was discovered that PHP incorrectly handled DateInterval objects. An attack...

USN-149-3: Ubuntu 4.10 update for Firefox vulnerabilities

USN-149-1 fixed some vulnerabilities in the Ubuntu 5.04 Hoary Hedgehog version of Firefox. The version shipped with Ubuntu 4.10 Warty Warthog is also vulnerable to these flaws, so it needs to be upgraded as well. Please see http://www.ubuntulinux.org/support/documentation/usn/usn-149-1 for the...

USN-112-1: PHP4 vulnerabilities

An integer overflow was discovered in the exifprocessIFDTAG function in PHP4's EXIF module. EXIF tags with a specially crafted "Image File Directory" IFD tag caused a buffer overflow which could have been exploited to execute arbitrary code with the privileges of the PHP4 server. CAN-2005-1042 Th...

USN-7406-1: Linux kernel vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - GPU drivers; - SMB network file system; - Network namespace; - Networking core; CVE-2024-26928, CVE-2024-56658,...

USN-6459-1: MySQL 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 8.0.35 in Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, Ubuntu 23.04, and Ubuntu 23.10. In addition to security fixes, the updated packages contain bug fixes...

USN-6401-1: FreeRDP vulnerabilities

It was discovered that FreeRDP did not properly manage certain inputs. A malicious server could use this issue to cause FreeRDP clients to crash, resulting in a denial of service, or possibly obtain sensitive information. CVE-2023-39350, CVE-2023-39351, CVE-2023-39353, CVE-2023-39354,...

USN-5862-1: Linux kernel (Qualcomm Snapdragon) vulnerabilities

It was discovered that an out-of-bounds write vulnerability existed in the Video for Linux 2 V4L2 implementation in the Linux kernel. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2022-20369 Pawan Kumar Gupta, Alyssa Milburn, Ami...

USN-5471-1: Linux kernel (OEM) vulnerabilities

It was discovered that the Linux kernel did not properly restrict access to the kernel debugger when booted in secure boot environments. A privileged attacker could use this to bypass UEFI Secure Boot restrictions. CVE-2022-21499 Aaron Adams discovered that the netfilter subsystem in the Linux...

USN-5461-1: FreeRDP vulnerabilities

It was discovered that FreeRDP incorrectly handled empty password values. A remote attacker could use this issue to bypass server authentication. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, and Ubuntu 21.10. CVE-2022-24882 It was discovered that FreeRDP incorrectly handled server...

USN-5336-1: libjpeg9 vulnerabilities

Aladdin Mubaied discovered that the cjpeg utility in libjpeg9 did not properly validate the input image's size. An attacker could possibly use this issue to cause a denial of service or execute arbitrary code. CVE-2016-3616 It was discovered that the cjpeg utility in libjpeg9 incorrectly handled...

USN-5069-1: mod-auth-mellon vulnerability

It was discovered that mod-auth-mellon incorrectly filtered certain URLs. A remote attacker could possibly use this issue to perform an open redirect attack...

USN-5066-1: PySAML2 vulnerability

Brian Wolff discovered that PySAML2 incorrectly validated cryptographic signatures. A remote attacker could possibly use this issue to alter SAML documents...

USN-4921-1: libcaca vulnerability

It was discovered that libcaca incorrectly handled certain images. An attacker could possibly use this issue to execute arbitrary code...

USN-4804-1: Puppet vulnerabilities

It was discovered that Puppet installed modules with world writable permissions. An attacker could use this vulnerability to execute arbitrary code or cause a denial of service. CVE-2017-10689 It was discovered that Puppet could be used to force YAML deserialization in an unsafe manner. A remote...

USN-4599-1: 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, spoof the prompt for opening an external application, obtain sensitive information, or execute arbitrary...

USN-4376-2: OpenSSL vulnerabilities

USN-4376-1 fixed several vulnerabilities in OpenSSL. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. Original advisory details: Cesar Pereida García, Sohaib ul Hassan, Nicola Tuveri, Iaroslav Gridin, Alejandro Cabrera Aldaya, and Billy Brumley discovered...

USN-4353-1: 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, bypass security restrictions, spoof the URL bar, or execute arbitrary code. CVE-2020-6831, CVE-2020-1238...

USN-4323-1: 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, or execute arbitrary code. CVE-2020-6821, CVE-2020-6822, CVE-2020-6824,...

USN-4316-1: GD Graphics Library vulnerabilities

It was discovered that GD Graphics Library incorrectly handled cloning an image. An attacker could possibly use this issue to cause GD Graphics Library to crash, resulting in a denial of service. CVE-2018-14553 It was discovered that GD Graphics Library incorrectly handled loading images from X...

USN-4298-1: SQLite vulnerabilities

It was discovered that SQLite incorrectly handled certain shadow tables. An attacker could use this issue to cause SQLite to crash, resulting in a denial of service, or possibly execute arbitrary code. CVE-2019-13734, CVE-2019-13750, CVE-2019-13753 It was discovered that SQLite incorrectly handle...

USN-4214-1: RabbitMQ vulnerability

It was discovered that RabbitMQ incorrectly handled certain inputs. An attacker could possibly use this issue to execute arbitrary code...

USN-4132-1: Expat vulnerability

It was discovered that Expat incorrectly handled certain XML files. An attacker could possibly use this issue to expose sensitive information...

USN-3982-1: Linux kernel vulnerabilities

Ke Sun, Henrique Kawakami, Kekai Hu, Rodrigo Branco, Giorgi Maisuradze, Dan Horea Lutas, Andrei Lutas, Volodymyr Pikhur, Stephan van Schaik, Alyssa Milburn, Sebastian Österlund, Pietro Frigo, Kaveh Razavi, Herbert Bos, Cristiano Giuffrida, Moritz Lipp, Michael Schwarz, and Daniel Gruss discovered...

USN-3951-1: Dovecot vulnerability

It was discovered that the Dovecot JSON encoder incorrectly handled certain invalid UTF-8 characters. A remote attacker could possibly use this issue to cause Dovecot to repeatedly crash, resulting in a denial of service...

USN-3641-1: Linux kernel vulnerabilities

Nick Peterson discovered that the Linux kernel did not properly handle debug exceptions following a MOV/POP to SS instruction. A local attacker could use this to cause a denial of service system crash. This issue only affected the amd64 architecture. CVE-2018-8897 Andy Lutomirski discovered that...

USN-3614-1: OpenJDK 7 vulnerabilities

It was discovered that a race condition existed in the cryptography implementation in OpenJDK. An attacker could possibly use this to expose sensitive information. CVE-2018-2579 It was discovered that the LDAP implementation in OpenJDK did not properly encode login names. A remote attacker could...

USN-3177-1: Tomcat vulnerabilities

It was discovered that the Tomcat realm implementations incorrectly handled passwords when a username didn't exist. A remote attacker could possibly use this issue to enumerate usernames. This issue only applied to Ubuntu 12.04 LTS, Ubuntu 14.04 LTS and Ubuntu 16.04 LTS. CVE-2016-0762 Alvaro Muno...

USN-3087-2: OpenSSL regression

USN-3087-1 fixed vulnerabilities in OpenSSL. The fix for CVE-2016-2182 was incomplete and caused a regression when parsing certificates. This update fixes the problem. We apologize for the inconvenience. Original advisory details: Shi Lei discovered that OpenSSL incorrectly handled the OCSP Statu...

USN-2959-1: OpenSSL vulnerabilities

Huzaifa Sidhpurwala, Hanno Böck, and David Benjamin discovered that OpenSSL incorrectly handled memory when decoding ASN.1 structures. A remote attacker could use this issue to cause OpenSSL to crash, resulting in a denial of service, or possibly execute arbitrary code. CVE-2016-2108 Juraj...

USN-2952-2: PHP regression

USN-2952-1 fixed vulnerabilities in PHP. One of the backported patches caused a regression in the PHP Soap client. This update fixes the problem. We apologize for the inconvenience. Original advisory details: It was discovered that the PHP Zip extension incorrectly handled directories when...

USN-2696-1: OpenJDK 7 vulnerabilities

Several vulnerabilities were discovered in the OpenJDK JRE related to information disclosure, data integrity, and availability. An attacker could exploit these to cause a denial of service or expose sensitive data over the network. CVE-2015-2590, CVE-2015-2628, CVE-2015-4731, CVE-2015-4732,...

USN-2695-1: HTML Tidy vulnerabilities

Fernando Muñoz discovered that HTML Tidy incorrectly handled memory. If a user or automated system were tricked into processing specially crafted data, applications linked against HTML Tidy could be made to crash, leading to a denial of service, or possibly execute arbitrary code...