USN-5074-1: 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, bypass mixed content blocking, or execute arbitrary code...

USN-4729-1: Open vSwitch vulnerability

Joakim Hindersson discovered that Open vSwitch incorrectly parsed certain network packets. A remote attacker could use this issue to cause a denial of service, or possibly alter packet classification...

USN-4583-2: PHP vulnerabilities

USN-4583-1 fixed vulnerabilities in PHP. This update provides the corresponding update for Ubuntu 20.10. Original advisory details: It was discovered that PHP incorrectly handled certain encrypt ciphers. An attacker could possibly use this issue to decrease security or cause incorrect encryption...

USN-4433-1: OpenJDK vulnerabilities

Johannes Kuhn discovered that OpenJDK incorrectly handled access control contexts. An attacker could possibly use this issue to execute arbitrary code. CVE-2020-14556 It was discovered that OpenJDK incorrectly handled memory allocation when reading TIFF image files. An attacker could possibly use...

USN-4195-2: MariaDB vulnerabilities

USN-4195-1 fixed multiple vulnerabilities in MySQL. This update provides the corresponding fixes for CVE-2019-2974 in MariaDB 10.1 and CVE-2019-2938, CVE-2019-2974 for MariaDB 10.3. Ubuntu 18.04 LTS has been updated to MariaDB 10.1.43. Ubuntu 19.04 and 19.10 has been updated to MariaDB 10.3.20. I...

USN-4110-2: Dovecot vulnerability

USN-4110-1 fixed a vulnerability in Dovecot. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. Original advisory details: Nick Roessler and Rafi Rubin discovered that Dovecot incorrectly handled certain data. An attacker could possibly use this issue to caus...

USN-4020-1: Firefox vulnerability

A type confusion bug was discovered in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could exploit this by causing a denial of service, or executing arbitrary code...

USN-3834-2: Perl vulnerabilities

USN-3834-1 fixed a vulnerability in perl. This update provides the corresponding update for Ubuntu 12.04 ESM. Original advisory details: Jayakrishna Menon discovered that Perl incorrectly handled Perlmysetenv. An attacker could use this issue to cause Perl to crash, resulting in a denial of...

USN-3566-1: PHP vulnerabilities

It was discovered that PHP incorrectly handled the PHAR 404 error page. A remote attacker could possibly use this issue to conduct cross-site scripting XSS attacks. CVE-2018-5712 It was discovered that PHP incorrectly handled memory when unserializing certain data. A remote attacker could use thi...

USN-3364-3: Linux kernel (AWS, GKE) vulnerabilities

It was discovered that the Linux kernel did not properly initialize a Wake- on-Lan data structure. A local attacker could use this to expose sensitive information kernel memory. CVE-2014-9900 It was discovered that the Linux kernel did not properly restrict access to /proc/iomem. A local attacker...

USN-3153-1: Oxide vulnerabilities

Multiple vulnerabilities were discovered in Chromium. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit these to conduct cross-site scripting XSS attacks, read uninitialized memory, obtain sensitive information, spoof the webview URL, bypass...

USN-2781-1: 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 5.5.46 in Ubuntu 12.04 LTS and Ubuntu 14.04 LTS. Ubuntu 15.04 and Ubuntu 15.10 have been updated to MySQL 5.6.27. In addition to security fixes, th...

USN-2758-1: PHP vulnerabilities

It was discovered that the PHP phar extension incorrectly handled certain files. A remote attacker could use this issue to cause PHP to crash, resulting in a denial of service. CVE-2015-5589 It was discovered that the PHP phar extension incorrectly handled certain filepaths. A remote attacker cou...

USN-2706-1: OpenJDK 6 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-2447-2: Linux kernel (Utopic HWE) regression

USN-2447-1 fixed vulnerabilities in the Linux kernel. Due to an unrelated regression TCP Throughput drops to zero for several drivers after upgrading. This update fixes the problem. We apologize for the inconvenience. Original advisory details: An information leak in the Linux kernel was discover...

USN-1240-1: Linux kernel (Marvell DOVE) vulnerabilities

Ryan Sweat discovered that the kernel incorrectly handled certain VLAN packets. On some systems, a remote attacker could send specially crafted traffic to crash the system, leading to a denial of service. CVE-2011-1576 Vasiliy Kulikov and Dan Rosenberg discovered that ecryptfs did not correctly...

USN-1069-1: Mailman vulnerabilities

It was discovered that Mailman did not properly sanitize certain fields, resulting in cross-site scripting XSS vulnerabilities. With cross-site scripting vulnerabilities, if a user were tricked into viewing server output during a crafted server request, a remote attacker could exploit this to...

USN-839-1: Samba vulnerabilities

J. David Hester discovered that Samba incorrectly handled users that lack home directories when the automated homes share is enabled. An authenticated user could connect to that share name and gain access to the whole filesystem. CVE-2009-2813 Tim Prouty discovered that the smbd daemon in Samba...

USN-349-1: gzip vulnerabilities

Tavis Ormandy discovered that gzip did not sufficiently verify the validity of gzip or compress archives while unpacking. By tricking an user or automated system into unpacking a specially crafted compressed file, this could be exploited to execute arbitrary code with the user's privileges...

USN-255-1: openssh vulnerability

Tomas Mraz discovered a shell code injection flaw in scp. When doing local-to-local or remote-to-remote copying, scp expanded shell escape characters. By tricking an user into using scp on a specially crafted file name which could also be caught by using an innocuous wild card like '', an attacke...

USN-7293-1: Linux kernel vulnerabilities

Attila Szász discovered that the HFS+ file system implementation in the Linux Kernel contained a heap overflow vulnerability. An attacker could use a specially crafted file system image that, when mounted, could cause a denial of service system crash or possibly execute arbitrary code...

USN-6532-1: Linux kernel vulnerabilities

Tavis Ormandy discovered that some AMD processors did not properly handle speculative execution of certain vector register instructions. A local attacker could use this to expose sensitive information. CVE-2023-20593 Yu Hao discovered that the UBI driver in the Linux kernel did not properly check...

USN-6254-1: Linux kernel vulnerabilities

Jordy Zomer and Alexandra Sandulescu discovered that syscalls invoking the doprlimit function in the Linux kernel did not properly handle speculative execution barriers. A local attacker could use this to expose sensitive information kernel memory. CVE-2023-0458 It was discovered that a race...

USN-6123-1: Linux kernel (OEM) vulnerabilities

Patryk Sondej and Piotr Krysiuk discovered that a race condition existed in the netfilter subsystem of the Linux kernel when processing batch requests, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrar...

USN-5968-1: GitPython vulnerability

It was discovered that GitPython did not properly sanitize user inputs for remote URLs in the clone command. By injecting a maliciously crafted remote URL, an attacker could possibly use this issue to execute arbitrary commands on the host...

USN-5936-1: Samba vulnerabilities

Evgeny Legerov discovered that Samba incorrectly handled buffers in certain GSSAPI routines of Heimdal. A remote attacker could possibly use this issue to cause Samba to crash, resulting in a denial of service. CVE-2022-3437 Tom Tervoort discovered that Samba incorrectly used weak rc4-hmac Kerber...

USN-5793-2: Linux kernel (Azure) vulnerabilities

It was discovered that the iouring subsystem in the Linux kernel did not properly perform reference counting in some situations, leading to a use- after-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2022-3910 ...

USN-5797-1: WebKitGTK 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 attacks, denial of service attacks, and...

USN-5793-1: Linux kernel vulnerabilities

It was discovered that the iouring subsystem in the Linux kernel did not properly perform reference counting in some situations, leading to a use- after-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2022-3910 ...

USN-5464-1: e2fsprogs vulnerability

Nils Bars discovered that e2fsprogs incorrectly handled certain file systems. A local attacker could use this issue with a crafted file system image to possibly execute arbitrary code...

USN-5442-2: Linux kernel vulnerabilities

Kyle Zeng discovered that the Network Queuing and Scheduling subsystem of the Linux kernel did not properly perform reference counting in some situations, leading to a use-after-free vulnerability. A local attacker could use this to cause a denial of service system crash or execute arbitrary code...

USN-5415-1: Linux kernel vulnerabilities

Jeremy Cline discovered a use-after-free in the nouveau graphics driver of the Linux kernel during device removal. A privileged or physically proximate attacker could use this to cause a denial of service system crash. CVE-2020-27820 Ke Sun, Alyssa Milburn, Henrique Kawakami, Emma Benoit, Igor...

USN-5394-1: WebKitGTK 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 scripting attacks, denial of service...

USN-5373-2: Django vulnerabilities

USN-5373-1 fixed several vulnerabilities in Django. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: It was discovered that Django incorrectly handled certain certain column aliases in the QuerySet.annotate, aggregate, and extra...

USN-5304-1: PolicyKit vulnerability

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

USN-5264-1: Graphviz vulnerabilities

It was discovered that graphviz contains null pointer dereference vulnerabilities. Exploitation via a specially crafted input file can cause a denial of service. CVE-2018-10196, CVE-2019-11023 It was discovered that graphviz contains a buffer overflow vulnerability. Exploitation via a specially...

USN-5254-1: shadow vulnerabilities

It was discovered that shadow incorrectly handled certain inputs. An attacker could possibly use this issue to cause a crash or expose sensitive information. This issue only affected Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. CVE-2017-12424 It was discovered that shadow incorrectly handled certain...

USN-5213-1: WebKitGTK 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 scripting attacks, denial of service...

USN-4965-2: Apport vulnerabilities

USN-4965-1 fixed several vulnerabilities in Apport. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: Maik Münch discovered that Apport incorrectly handled certain information gathering operations. A local attacker could use these...

USN-4881-1: containerd vulnerability

It was discovered that containerd incorrectly handled certain environment variables. Contrary to expectations, a container could receive environment variables defined for a different container, possibly containing sensitive information...

USN-4600-2: Netty vulnerabilities

USN-4600-1 fixed multiple vunerabilities in Netty 3.9. This update provides the corresponding fixes for CVE-2019-20444, CVE-2019-20445 for Netty. Also it was discovered that Netty allow for unbounded memory allocation. A remote attacker could send a large stream to the Netty server causing it to...

USN-4171-5: 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-controlled settings file as the root...

USN-4303-1: Linux kernel vulnerability

Paulo Bonzini discovered that the KVM hypervisor implementation in the Linux kernel could improperly let a nested level 2 guest access the resources of a parent level 1 guest in certain situations. An attacker could use this to expose sensitive information...

USN-4287-2: Linux kernel (Azure) vulnerabilities

USN-4287-1 fixed vulnerabilities in the Linux kernel for Ubuntu 18.04 LTS. This update provides the corresponding updates for the Linux kernel for Microsoft Azure Cloud systems for Ubuntu 14.04 ESM. It was discovered that the Linux kernel did not properly clear data structures on context switches...

USN-4237-2: SpamAssassin vulnerabilities

USN-4237-1 fixed several vulnerabilities in SpamAssassin. This update provides the corresponding update for Ubuntu 12.04 ESM and 14.04 ESM. Original advisory details: It was discovered that SpamAssassin incorrectly handled certain CF files. If a user or automated system were tricked into using a...

USN-4186-3: Linux kernel vulnerability

USN-4186-1 fixed vulnerabilities in the Linux kernel. It was discovered that the kernel fix for CVE-2019-0155 i915 missing Blitter Command Streamer check was incomplete on 64-bit Intel x86 systems. This update addresses the issue. We apologize for the inconvenience. Original advisory details:...

USN-4172-1: file vulnerability

It was discovered that file incorrectly handled certain malformed files. An attacker could use this issue to cause a denial of service, or possibly execute arbitrary code...

USN-3980-2: Linux kernel (HWE) vulnerabilities

USN-3980-1 fixed vulnerabilities in the Linux kernel for Ubuntu 18.10. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 18.10 for Ubuntu 18.04 LTS. Ke Sun, Henrique Kawakami, Kekai Hu, Rodrigo Branco, Giorgi Maisuradze, Dan Horea Lutas, Andre...

USN-3974-1: VCFtools vulnerabilities

It was discovered that VCFtools improperly handled certain input. If a user was tricked into opening a crafted input file, VCFtools could be made to crash. CVE-2018-11099, CVE-2018-11129, CVE-2018-11130...

USN-3907-1: WALinuxAgent vulnerability

It was discovered that WALinuxAgent created swap files with incorrect permissions. A local attacker could possibly use this issue to obtain sensitive information from the swap file...