USN-5043-1: Exiv2 vulnerabilities

It was discovered that Exiv2 incorrectly handled certain image files. An attacker could possibly use this issue to cause a denial of service. CVE-2021-32815, CVE-2021-34334, CVE-2021-37620, CVE-2021-37622 It was discovered that Exiv2 incorrectly handled certain image files. An attacker could...

USN-4970-1: GUPnP vulnerability

It was discovered that GUPnP incorrectly filtered local requests. If a user were tricked into visiting a malicious website, a remote attacker could possibly use this issue to perform actions against local UPnP services such as obtaining or altering sensitive information...

USN-4896-2: lxml vulnerability

USN-4896-1 fixed a vulnerability in lxml. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: It was discovered that lxml incorrectly handled certain HTML attributes. A remote attacker could possibly use this issue to perform cross-site scripting XSS...

USN-4796-1: Node.js vulnerabilities

Alexander Minozhenko and James Bunton discovered that Node.js did not properly handle wildcards in name fields of X.509 TLS certificates. An attacker could use this vulnerability to execute a machine-in-the-middle- attack. This issue only affected Ubuntu 14.04 ESM and 16.04 ESM. CVE-2016-7099 It...

USN-4743-1: GDK-PixBuf vulnerability

It was discovered that the GDK-PixBuf library did not properly handle certain GIF images. If an user or automated system were tricked into opening a specially crafted GIF file, a remote attacker could use this flaw to cause GDK-PixBuf to crash, resulting in a denial of service...

USN-4676-1: 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...

USN-4660-2: Linux kernel regression

USN-4660-1 fixed vulnerabilities in the Linux kernel. Unfortunately, that update introduced a regression in the software raid10 driver when used with fstrim that could lead to data corruption. This update fixes the problem. Original advisory details: It was discovered that a race condition existe...

USN-4637-1: 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 across origins, bypass security restrictions, conduct phishing attacks,...

USN-4512-1: util-linux vulnerability

It was discovered that the umount bash completion script shipped in util-linux incorrectly handled certain mountpoints. If a local attacker were able to create arbitrary mountpoints, another user could be tricked into executing arbitrary code when attempting to run the umount command with bash...

USN-4382-1: 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...

USN-4374-1: Unbound vulnerabilities

Lior Shafir, Yehuda Afek, and Anat Bremler-Barr discovered that Unbound incorrectly handled certain queries. A remote attacker could use this issue to perform an amplification attack directed at a target. CVE-2020-12662 It was discovered that Unbound incorrectly handled certain malformed answers....

USN-4331-1: WebKitGTK+ 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 scripting attacks, denial of service...

USN-4319-1: Linux kernel vulnerabilities

It was discovered that the IPMI message handler implementation in the Linux kernel did not properly deallocate memory in certain situations. A local attacker could use this to cause a denial of service kernel memory exhaustion. CVE-2019-19046 Al Viro discovered that the vfs layer in the Linux...

USN-4303-2: Linux kernel (HWE) vulnerability

USN-4303-1 fixed vulnerabilities in the Linux kernel for Ubuntu 16.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 16.04 LTS for Ubuntu 14.04 ESM. Paulo Bonzini discovered that the KVM hypervisor implementation in the Linux kernel...

USN-4263-2: Sudo vulnerability

USN-4263-1 fixed a vulnerability in Sudo. This update provides the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM. Original advisory details: Joe Vennix discovered that Sudo incorrectly handled memory operations when the pwfeedback option is enabled. A local attacker could possibl...

USN-4124-2: Exim vulnerability

USN-4124-1 fixed a vulnerability in Exim. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: It was discovered that Exim incorrectly handled certain decoding operations. A remote attacker could possibly use this issue to execute arbitrary commands...

USN-3957-1: MySQL vulnerabilities

Multiple security issues were discovered in MySQL and this update includes a new upstream MySQL version to fix these issues. Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, Ubuntu 18.10, and Ubuntu 19.04 have been updated to MySQL 5.7.26. In addition to security fixes, the updated packages contain bug fixes,...

USN-3953-1: PHP vulnerabilities

It was discovered that PHP incorrectly handled certain exif tags in JPEG images. A remote attacker could use this issue to cause PHP to crash, resulting in a denial of service, or possibly execute arbitrary code...

USN-3933-1: Linux kernel vulnerabilities

It was discovered that an information leak vulnerability existed in the Bluetooth implementation of the Linux kernel. An attacker within Bluetooth range could possibly expose sensitive information kernel memory. CVE-2017-1000410 It was discovered that the USB serial device driver in the Linux...

USN-3918-2: Firefox vulnerabilities

USN-3918-1 fixed vulnerabilities in Firefox. This update provides the corresponding updates for Ubuntu 14.04 LTS. Original advisory details: Multiple security issues were discovered in Firefox. If a user were tricked in to opening a specially crafted website, an attacker could potentially exploit...

USN-3366-1: OpenJDK 8 vulnerabilities

It was discovered that the JPEGImageReader class in OpenJDK would incorrectly read unused image data. An attacker could use this to specially construct a jpeg image file that when opened by a Java application would cause a denial of service. CVE-2017-10053 It was discovered that the JAR verifier ...

USN-3181-1: OpenSSL vulnerabilities

Guido Vranken discovered that OpenSSL used undefined behaviour when performing pointer arithmetic. A remote attacker could possibly use this issue to cause OpenSSL to crash, resulting in a denial of service. This issue only applied to Ubuntu 12.04 LTS and Ubuntu 14.04 LTS as other releases were...

USN-6816-1: Linux kernel vulnerabilities

Ziming Zhang discovered that the DRM driver for VMware Virtual GPU did not properly handle certain error conditions, leading to a NULL pointer dereference. A local attacker could possibly trigger this vulnerability to cause a denial of service. CVE-2022-38096 Zheng Wang discovered that the Broadc...

USN-6445-2: Linux kernel (Intel IoTG) vulnerabilities

It was discovered that the IPv6 implementation in the Linux kernel contained a high rate of hash collisions in connection lookup table. A remote attacker could use this to cause a denial of service excessive CPU consumption. CVE-2023-1206 Daniel Trujillo, Johannes Wikner, and Kaveh Razavi...

USN-6127-1: Linux kernel 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-5469-1: Linux kernel 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-5390-2: Linux kernel (Raspberry Pi) vulnerabilities

David Bouman discovered that the netfilter subsystem in the Linux kernel did not properly validate passed user register indices. A local attacker could use this to cause a denial of service or possibly execute arbitrary code. CVE-2022-1015 David Bouman discovered that the netfilter subsystem in t...

USN-5370-1: 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, execute script unexpectedly, obtain sensitive information, conduct spoofing attacks, or execute arbitrary...

USN-5356-1: DOSBox vulnerabilities

Alexandre Bartel discovered that DOSBox incorrectly handled long lines in certain files. An attacker could possibly use this issue to execute arbitrary code. CVE-2019-7165 Alexandre Bartel discovered that DOSBox incorrectly performed access control over certain directories. An attacker could...

USN-5332-2: Bind vulnerability

USN-5332-1 fixed a vulnerability in Bind. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: Xiang Li, Baojun Liu, Chaoyi Lu, and Changgen Zou discovered that Bind incorrectly handled certain bogus NS records when using forwarders. ...

USN-5314-1: Firefox vulnerabilities

A use-after-free was discovered when removing an XSLT parameter in some circumstances. If a user were tricked into opening a specially crafted website, an attacker could exploit this to cause a denial of service, or execute arbitrary code. CVE-2022-26485 A use-after-free was discovered in the...

USN-5227-2: Pillow vulnerabilities

USN-5227-1 fixed several vulnerabilities in Pillow. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: It was discovered that Pillow incorrectly handled certain image files. If a user or automated system were tricked into opening a...

USN-5068-1: GD library vulnerabilities

It was discovered that GD Graphics Library incorrectly handled certain GD and GD2 files. An attacker could possibly use this issue to cause a crash or expose sensitive information. This issue only affected Ubuntu 20.04 LTS, Ubuntu 18.04 LTS, Ubuntu 16.04 ESM, and Ubuntu 14.04 ESM. CVE-2017-6363 I...

USN-5053-1: libssh vulnerability

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

USN-5033-1: Perl vulnerability

It was discovered that the Perl Encode library incorrectly handled paths. A local attacker could possibly use this issue to trick the library into executing arbitrary code from the current working directory...

USN-4930-1: Samba vulnerability

Peter Eriksson discovered that Samba incorrectly handled certain negative idmap cache entries. This issue could result in certain users gaining unauthorized access to files, contrary to expected behaviour...

USN-4740-1: Apache Shiro vulnerabilities

It was discovered that Apache Shiro mishandled specially crafted requests. An attacker could use this vulnerability to bypass authentication mechanisms...

USN-4561-1: Rack vulnerabilities

It was discovered that Rack incorrectly handled certain paths. An attacker could possibly use this issue to obtain sensitive information. CVE-2020-8161 It was discovered that Rack incorrectly validated cookies. An attacker could possibly use this issue to forge a secure cookie. CVE-2020-8184...

USN-4337-1: OpenJDK vulnerabilities

It was discovered that OpenJDK incorrectly handled certain regular expressions. An attacker could possibly use this issue to cause a denial of service while processing a specially crafted regular expression. CVE-2020-2754, CVE-2020-2755 It was discovered that OpenJDK incorrectly handled class...

USN-4324-1: Linux kernel vulnerabilities

Al Viro discovered that the vfs layer in the Linux kernel contained a use- after-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly expose sensitive information kernel memory. CVE-2020-8428 Shijie Luo discovered that the ext4 file system...

USN-4187-1: Linux kernel vulnerability

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-4137-1: Mosquitto vulnerability

It was discovered that Mosquitto incorrectly handled certain specially crafted input and network packets. A remote attacker could use this to cause a denial of service...

USN-4133-1: Wireshark vulnerabilities

It was discovered that Wireshark improperly handled certain input. A remote or local attacker could cause Wireshark to crash by injecting malformed packets onto the wire or convincing someone to read a malformed packet trace file...

USN-4027-1: PostgreSQL vulnerability

Alexander Lakhin discovered that PostgreSQL incorrectly handled authentication. An authenticated attacker or a rogue server could use this issue to cause PostgreSQL to crash, resulting in a denial of service, or possibly execute arbitrary code. The default compiler options for affected releases...

USN-3977-1: Intel Microcode update

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-3922-3: PHP vulnerabilities

USN-3922-1 fixed several vulnerabilities in PHP. This update provides the corresponding update for Ubuntu 12.04 ESM. It was discovered that PHP incorrectly handled certain files. An attacker could possibly use this issue to access sensitive information. CVE-2019-9022 It was discovered that PHP...

USN-3947-1: Libxslt vulnerability

It was discovered that Libxslt incorrectly handled certain documents. An attacker could possibly use this issue to access sensitive information...

USN-3909-1: libvirt vulnerability

It was discovered that libvirt incorrectly handled waiting for certain agent events. An attacker inside a guest could possibly use this issue to cause libvirtd to stop responding, resulting in a denial of service...

USN-3903-1: Linux kernel vulnerabilities

Jason Wang discovered that the vhost net driver in the Linux kernel contained an out of bounds write vulnerability. An attacker in a guest virtual machine could use this to cause a denial of service host system crash or possibly execute arbitrary code in the host kernel. CVE-2018-16880 Jann Horn...

USN-3742-2: Linux kernel (Trusty HWE) vulnerabilities

USN-3742-1 fixed vulnerabilities in the Linux kernel for Ubuntu 14.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 14.04 for Ubuntu 12.04 ESM. It was discovered that memory present in the L1 data cache of an Intel CPU core may be...