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mageiaGentoo FoundationMGASA-2024-0022
HistoryFeb 04, 2024 - 5:49 a.m.

Updated x11-server, x11-server-xwayland and tigervnc fix security issues

2024-02-0405:49:27
Gentoo Foundation
advisories.mageia.org
33
x11-server
x11-server-xwayland
tigervnc
security vulnerabilities
heap buffer overflow
devicefocusevent
procxiquerypointer
out-of-bounds memory access
xisenddevicehierarchyevent
disabledevice
selinux unlabeled glx pbuffer
selinux context corruption

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

7.6

Confidence

Low

EPSS

0.004

Percentile

73.8%

The updated packages fix security vulnerabilities: Heap buffer overflow in DeviceFocusEvent and ProcXIQueryPointer. (CVE-2023-6816) Reattaching to different master device may lead to out-of-bounds memory access. (CVE-2024-0229) Heap buffer overflow in XISendDeviceHierarchyEvent. (CVE-2024-21885) Heap buffer overflow in DisableDevice. (CVE-2024-21886) SELinux unlabeled GLX PBuffer. (CVE-2024-0408) SELinux context corruption. (CVE-2024-0409)

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

AI Score

7.6

Confidence

Low

EPSS

0.004

Percentile

73.8%