First published: Mon Jan 22 2024(Updated: )
USN-6587-1 fixed several vulnerabilities in X.Org. This update provides the corresponding update for Ubuntu 16.04 LTS and Ubuntu 18.04 LTS. Original advisory details: 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)
Affected Software | Affected Version | How to fix |
---|---|---|
All of | ||
ubuntu/xserver-xorg-core | <2:1.19.6-1ubuntu4.15+esm4 | 2:1.19.6-1ubuntu4.15+esm4 |
Ubuntu Ubuntu | =18.04 | |
All of | ||
ubuntu/xwayland | <2:1.19.6-1ubuntu4.15+esm4 | 2:1.19.6-1ubuntu4.15+esm4 |
Ubuntu Ubuntu | =18.04 | |
All of | ||
ubuntu/xserver-xorg-core | <2:1.18.4-0ubuntu0.12+esm9 | 2:1.18.4-0ubuntu0.12+esm9 |
Ubuntu Ubuntu | =16.04 | |
All of | ||
ubuntu/xwayland | <2:1.18.4-0ubuntu0.12+esm9 | 2:1.18.4-0ubuntu0.12+esm9 |
Ubuntu Ubuntu | =16.04 |
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(Contains the following vulnerabilities)