Ubuntu

It was discovered that ZooKeeper incorrectly handled authorization for the getACL() command. A remote attacker could possibly use this issue to obtain sensitive information. This issue only affected Ubuntu 14.04 LTS and Ubuntu 16.04 LTS. (CVE-2019-0201) Damien Diederen discovered that ZooKeeper incorrectly handled authorization if SASL Quorum Peer authentication is enabled. An attacker could possibly use this issue to bypass ZooKeeper's authorization system. This issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, Ubuntu 23.04 and Ubuntu 23.10. (CVE-2023-44981)

Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled memory when processing the DeviceFocusEvent and ProcXIQueryPointer APIs. An attacker could possibly use this issue to cause the X Server to crash, obtain sensitive information, or execute arbitrary code. (CVE-2023-6816) Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled reattaching to a different master device. An attacker could use this issue to cause the X Server to crash, leading to a denial of service, or possibly execute arbitrary code. (CVE-2024-0229) Olivier Fourdan and Donn Seeley discovered that the X.Org X Server incorrectly labeled GLX PBuffers when used with SELinux. An attacker could use this issue to cause the X Server to crash, leading to a denial of service. (CVE-2024-0408) Olivier Fourdan discovered that the X.Org X Server incorrectly handled the curser code when used with SELinux. An attacker could use this issue to cause the X Server to crash, leading to a denial of service. (CVE-2024-0409) Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled memory when processing the XISendDeviceHierarchyEvent API. An attacker could possibly use this issue to cause the X Server to crash, or execute arbitrary code. (CVE-2024-21885) Jan-Niklas Sohn discovered that the X.Org X Server incorrectly handled devices being disabled. An attacker could possibly use this issue to cause the X Server to crash, or execute arbitrary code. (CVE-2024-21886)

It was discovered that FreeImage incorrectly handled certain memory operations. If a user were tricked into opening a crafted TIFF file, a remote attacker could use this issue to cause a heap buffer overflow, resulting in a denial of service attack. This issue only affected Ubuntu 16.04 LTS and Ubuntu 20.04 LTS. (CVE-2019-12211) It was discovered that FreeImage incorrectly processed images under certain circumstances. If a user were tricked into opening a crafted TIFF file, a remote attacker could possibly use this issue to cause a stack exhaustion condition, resulting in a denial of service attack. This issue only affected Ubuntu 16.04 LTS and Ubuntu 20.04 LTS. (CVE-2019-12213) It was discovered that FreeImage incorrectly processed certain images. If a user or automated system were tricked into opening a specially crafted image file, a remote attacker could possibly use this issue to cause a denial of service or execute arbitrary code. (CVE-2020-21427, CVE-2020-21428) It was discovered that FreeImage incorrectly processed certain images. If a user or automated system were tricked into opening a specially crafted PFM file, an attacker could possibly use this issue to cause a denial of service. (CVE-2020-22524)

USN-6579-1 fixed a vulnerability in Xerces-C++. This update provides the corresponding update for Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, Ubuntu 23.04 and Ubuntu 23.10. Original advisory details: It was discovered that Xerces-C++ was not properly handling memory management operations when parsing XML data containing external DTDs, which could trigger a use-after-free error. If a user or automated system were tricked into processing a specially crafted XML document, an attacker could possibly use this issue to cause a denial of service or execute arbitrary code.

Fabian Bäumer, Marcus Brinkmann, Jörg Schwenk discovered that the SSH protocol was vulnerable to a prefix truncation attack. If a remote attacker was able to intercept SSH communications, extension negotiation messages could be truncated, possibly leading to certain algorithms and features being downgraded. This issue is known as the Terrapin attack. This update adds protocol extensions to mitigate this issue.

Philipp Jeitner and Haya Shulman discovered that Libspf2 incorrectly handled certain inputs. 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 a denial of service or execute arbitrary code. (CVE-2021-20314) It was discovered that Libspf2 incorrectly handled certain inputs. 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 a denial of service or execute arbitrary code. This issue only affected Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2021-33912, CVE-2021-33913)

Multiple security issues were discovered in MySQL and this update includes new upstream MySQL versions to fix these issues. MySQL has been updated to 5.7.44 in Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. 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/5.7/en/news-5-7-44.html https://www.oracle.com/security-alerts/cpuoct2023.html

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.

It was discovered that GNU binutils was not properly performing bounds checks in several functions, which could lead to a buffer overflow. An attacker could possibly use this issue to cause a denial of service, expose sensitive information or execute arbitrary code. (CVE-2022-44840, CVE-2022-45703) It was discovered that GNU binutils incorrectly handled memory management operations in several of its functions, which could lead to excessive memory consumption due to memory leaks. An attacker could possibly use these issues to cause a denial of service. (CVE-2022-47007, CVE-2022-47008, CVE-2022-47010, CVE-2022-47011)

It was discovered that w3m incorrectly handled certain HTML files. An attacker could possibly use this issue to cause a crash or execute arbitrary code.