#ubuntu

Ubuntu Security Notice 6149-1 - 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 or possibly execute arbitrary code. Gwangun Jung discovered that the Quick Fair Queueing scheduler implementation in the Linux kernel contained an out-of-bounds write vulnerability. A local attacker could use this to cause a denial of service or possibly execute arbitrary code.

Ubuntu Security Notice 6147-1 - Several security issues were discovered in the SpiderMonkey JavaScript library. If a user were tricked into opening malicious JavaScript applications or processing malformed data, a remote attacker could exploit a variety of issues related to JavaScript security, including denial of service attacks, and arbitrary code execution.

MongoDB Ops Manager Diagnostics Archive may not redact sensitive PEM key file password app settings. Archives do not include the PEM files themselves. This issue affects MongoDB Ops Manager v5.0 prior to 5.0.21 and MongoDB Ops Manager v6.0 prior to 6.0.12

The Under Construction plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 3.96. This is due to missing or incorrect nonce validation on the dismiss_notice function called via the admin_action_ucp_dismiss_notice action. This makes it possible for unauthenticated attackers to dismiss plugin notifications via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

The Under Construction plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 3.96. This is due to missing or incorrect nonce validation on the install_weglot function called via the admin_action_install_weglot action. This makes it possible for unauthenticated attackers to perform an unauthorized install of the Weglot Translate plugin via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

Ubuntu Security Notice 6146-1 - It was discovered that Netatalk did not properly validate the length of user-supplied data in the DSI structures. A remote attacker could possibly use this issue to execute arbitrary code with the privileges of the user invoking the programs. This issue only affected Ubuntu 20.04 LTS and Ubuntu 22.04 LTS. It was discovered that Netatalk did not properly validate the length of user-supplied data in the ad_addcomment function. A remote attacker could possibly use this issue to execute arbitrary code with root privileges. This issue only affected Ubuntu 20.04 LTS and Ubuntu 22.04 LTS.

Ubuntu Security Notice 6145-1 - It was discovered that Sysstat incorrectly handled certain arithmetic multiplications. An attacker could use this issue to cause Sysstat to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue was only fixed for Ubuntu 16.04 LTS. It was discovered that Sysstat incorrectly handled certain arithmetic multiplications in 64-bit systems, as a result of an incomplete fix for CVE-2022-39377. An attacker could use this issue to cause Sysstat to crash, resulting in a denial of service, or possibly execute arbitrary code.

Ubuntu Security Notice 6144-1 - It was discovered that LibreOffice did not properly validate the number of parameters passed to the formula interpreter, leading to an array index underflow attack. If a user were tricked into opening a specially crafted spreadsheet file, an attacker could possibly use this issue to execute arbitrary code. Amel Bouziane-Leblond discovered that LibreOffice did not prompt the user before loading the host document inside an IFrame. If a user were tricked into opening a specially crafted input file, an attacker could possibly use this issue to cause information disclosure or execute arbitrary code.

Ubuntu Security Notice 6143-1 - 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, obtain sensitive information across domains, or execute arbitrary code. Jun Kokatsu discovered that Firefox did not properly validate site-isolated process for a document loaded from a data: URL that was the result of a redirect, leading to an open redirect attack. An attacker could possibly use this issue to perform phishing attacks.

Ubuntu Security Notice 6028-2 - USN-6028-1 fixed vulnerabilities in libxml2. This update provides the corresponding updates for Ubuntu 23.04. It was discovered that libxml2 incorrectly handled certain XML files. An attacker could possibly use this issue to cause a crash.