USN-4890-1: Linux kernel vulnerabilities

Piotr Krysiuk discovered that the BPF subsystem in the Linux kernel did not properly compute a speculative execution limit on pointer arithmetic in some situations. A local attacker could use this to expose sensitive information kernel memory. CVE-2020-27171 Piotr Krysiuk discovered that the BPF...

USN-4894-1: 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-3685-2: Ruby regression

USN-3685-1 fixed a vulnerability in Ruby. The fix for CVE-2017-0903 introduced a regression in Ruby. This update fixes the problem. Original advisory details: Some of these CVE were already addressed in previous USN: 3439-1, 3553-1, 3528-1. Here we address for the remain releases. It was discover...

USN-4888-2: ldb vulnerabilities

USN-4888-1 fixed several vulnerabilities in ldb. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: Douglas Bagnall discovered that ldb, when used with Samba, incorrectly handled certain LDAP attributes. A remote attacker could possibly use this issue t...

USN-4889-1: Linux kernel vulnerabilities

Adam Nichols discovered that heap overflows existed in the iSCSI subsystem in the Linux kernel. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2021-27365 Adam Nichols discovered that the iSCSI subsystem in the Linux kernel did not...

USN-4782-1: OpenJPEG vulnerabilities

It was discovered that OpenJPEG incorrectly handled certain image files. A remote attacker could possibly use this issue to cause a denial of service. CVE-2016-10506 and CVE-2017-12982 affected only Ubuntu 16.04 ESM. CVE-2018-16375, CVE-2018-20845 and CVE-2019-12973 affected only Ubuntu 18.04 ESM...

USN-5102-2: Mercurial vulnerabilities

USN-5102-1 fixed vulnerabilities in Mercurial. This update provides the corresponding updates for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Original advisory details: It was discovered that Mercurial mishandled symlinks in subrepositories. An attacker could use this issue to write arbitrary files to...

USN-4835-1: VCFtools vulnerabilities

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

USN-4843-1 phpmyadmin vulnerabilities

Javier Nieto and Andres Rojas discovered that phpMyAdmin incorrectly managed input in the form of passwords. An attacker could use this vulnerability to cause a denial-of-service DoS. This issue only affected Ubuntu 14.04 ESM. CVE-2014-9218 Emanuel Bronshtein discovered that phpMyAdmin failed to...

USN-4880-1: OpenJPEG vulnerabilities

It was discovered that OpenJPEG incorrectly handled certain image data. An attacker could use this issue to cause OpenJPEG to crash, leading to a denial of service, or possibly execute arbitrary code...

USN-4877-1: Linux kernel vulnerabilities

It was discovered that the Marvell WiFi-Ex device driver in the Linux kernel did not properly validate ad-hoc SSIDs. A local attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2020-36158 吴异 discovered that the NFS implementation in the Linux...

USN-4876-1: Linux kernel vulnerabilities

Olivier Benjamin and Pawel Wieczorkiewicz discovered a race condition the Xen paravirt block backend in the Linux kernel, leading to a use-after-free vulnerability. An attacker in a guest VM could use this to cause a denial of service in the host OS. CVE-2020-29569 It was discovered that the...

USN-4875-1: OpenSMTPD vulnerabilities

It was discovered that OpenSMTPD incorrectly verified the sender's or receiver's e-mail addresses under certain conditions. An attacker could possibly use this vulnerability to execute arbitrary commands as root. CVE-2020-7247 It was discovered that OpenSMTPD did not properly handle hardlinks und...

USN-4862-1: Neovim vulnerability

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

USN-4860-1: Monit vulnerabilities

Zack Flack discovered that Monit incorrectly handled certain input. A remote authenticated user could exploit this to conduct cross-site scripting XSS attacks. CVE-2019-11454 Zack Flack discovered a buffer overread when Monit decoded certain crafted URLs. An attacker could exploit this to...

USN-4859-1: MediaInfoLib vulnerabilities

It was discovered that MediaInfoLib contained multiple security issues when handling certain multimedia files. If a user were tricked into opening a crafted multimedia file, an attacker could cause MediaInfoLib to crash, resulting in a denial of service...

USN-4858-1: Gradle vulnerabilities

It was discovered that Gradle used an insecure HTTP URL to download dependencies when the built-in JavaScript or CoffeeScript Gradle plugins were used. A remote unauthenticated attacker could possibly use this issue to perform a machine-in-the-middle attack. CVE-2019-11065 It was discovered that...

USN-4857-1: BWA vulnerability

It was discovered that Burrows-Wheeler Aligner BWA mishandled certain crafted .alt files. An attacker could use this vulnerability to cause a denial of service crash or possibly execute arbitrary code...

USN-4856-1: docker-credential-helpers vulnerability

Jasiel Spelman discovered that docker-credential-helpers has a double free. A local attacker could use this to cause a denial of service crash or possibly execute arbitrary code...

USN-4855-1: IPython vulnerability

It was discovered that IPython did not properly sanitize certain input. If a user were tricked into opening a specially crafted notebook file, a remote attacker could possibly use this issue to execute arbitrary code...