SECURITY

USN-6290-1: LibTIFF vulnerabilities It was discovered that LibTIFF could be made to write out of bounds when processing certain malformed image files with the tiffcrop utility. If a user were tricked into opening a specially crafted image file, an attacker could possibly use this issue to cause tiffcrop to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, and Ubuntu 22.04 LTS. (CVE-2022-48281) It was discovered that LibTIFF incorrectly handled certain image files. If a user were tricked into opening a specially crafted image file, an attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 23.04. (CVE-2023-2731) It was discovered that LibTIFF incorrectly handled certain image files with the tiffcp utility. If a user were tricked into opening a [ more… ]

USN-6289-1: 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 arbitrary code execution. Source: USN-6289-1: WebKitGTK vulnerabilities

USN-6288-1: 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 8.0.34 in Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, and Ubuntu 23.04. In addition to security fixes, the updated packages contain bug fixes, new features, and possibly incompatible changes. Please see the following for more information: https://dev.mysql.com/doc/relnotes/mysql/8.0/en/news-8-0-34.html https://www.oracle.com/security-alerts/cpujul2023.html Source: USN-6288-1: MySQL vulnerabilities

USN-4897-2: Pygments vulnerabilities USN-4897-1 fixed several vulnerabilities in Pygments. This update provides the corresponding update for Ubuntu 14.04 LTS. Original advisory details: Ben Caller discovered that Pygments incorrectly handled parsing certain files. If a user or automated system were tricked into parsing a specially crafted file, a remote attacker could cause Pygments to hang or consume resources, resulting in a denial of service. (CVE-2021-27291) It was discovered that Pygments incorrectly handled parsing certain files. An attacker could possibly use this issue to cause a denial of service. (CVE-2021-20270) Source: USN-4897-2: Pygments vulnerabilities

USN-6287-1: Go yaml vulnerabilities Simon Ferquel discovered that the Go yaml package incorrectly handled certain YAML documents. If a user or an automated system were tricked into opening a specially crafted input file, a remote attacker could possibly use this issue to cause the system to crash, resulting in a denial of service. (CVE-2021-4235) It was discovered that the Go yaml package incorrectly handled certain large YAML documents. If a user or an automated system were tricked into opening a specially crafted input file, a remote attacker could possibly use this issue to cause the system to crash, resulting in a denial of service. (CVE-2022-3064) Source: USN-6287-1: Go yaml vulnerabilities