USN-6587-4

See a problem?
Source
https://ubuntu.com/security/notices/USN-6587-4
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/USN-6587-4.json
JSON Data
https://api.osv.dev/v1/vulns/USN-6587-4
Published
2024-02-01T13:22:21.853056Z
Modified
2024-02-01T13:22:21.853056Z
Summary
xorg-server, xwayland regression
Details

USN-6587-1 fixed vulnerabilities in X.Org X Server. The fix was incomplete resulting in a possible regression. This update fixes the problem.

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)

References

Affected packages

Ubuntu:Pro:18.04:LTS / xorg-server

Package

Name
xorg-server

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2:1.19.6-1ubuntu4.15+esm5

Ecosystem specific

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "xdmx-tools": "2:1.19.6-1ubuntu4.15+esm5",
            "xserver-xephyr": "2:1.19.6-1ubuntu4.15+esm5",
            "xvfb": "2:1.19.6-1ubuntu4.15+esm5",
            "xserver-xorg-legacy": "2:1.19.6-1ubuntu4.15+esm5",
            "xdmx": "2:1.19.6-1ubuntu4.15+esm5",
            "xmir": "2:1.19.6-1ubuntu4.15+esm5",
            "xserver-xorg-dev": "2:1.19.6-1ubuntu4.15+esm5",
            "xorg-server-source": "2:1.19.6-1ubuntu4.15+esm5",
            "xserver-xorg-core": "2:1.19.6-1ubuntu4.15+esm5",
            "xserver-common": "2:1.19.6-1ubuntu4.15+esm5",
            "xnest": "2:1.19.6-1ubuntu4.15+esm5",
            "xserver-xorg-xmir": "2:1.19.6-1ubuntu4.15+esm5",
            "xwayland": "2:1.19.6-1ubuntu4.15+esm5"
        }
    ]
}

Ubuntu:Pro:16.04:LTS / xorg-server

Package

Name
xorg-server

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2:1.18.4-0ubuntu0.12+esm10

Ecosystem specific

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "xdmx-tools": "2:1.18.4-0ubuntu0.12+esm10",
            "xserver-xephyr": "2:1.18.4-0ubuntu0.12+esm10",
            "xvfb": "2:1.18.4-0ubuntu0.12+esm10",
            "xserver-xorg-legacy": "2:1.18.4-0ubuntu0.12+esm10",
            "xdmx": "2:1.18.4-0ubuntu0.12+esm10",
            "xmir": "2:1.18.4-0ubuntu0.12+esm10",
            "xserver-xorg-dev": "2:1.18.4-0ubuntu0.12+esm10",
            "xorg-server-source": "2:1.18.4-0ubuntu0.12+esm10",
            "xserver-xorg-core": "2:1.18.4-0ubuntu0.12+esm10",
            "xserver-common": "2:1.18.4-0ubuntu0.12+esm10",
            "xnest": "2:1.18.4-0ubuntu0.12+esm10",
            "xserver-xorg-xmir": "2:1.18.4-0ubuntu0.12+esm10",
            "xwayland": "2:1.18.4-0ubuntu0.12+esm10"
        }
    ]
}