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rockyRockylinux Product ErrataRLSA-2024:0607
HistoryFeb 12, 2024 - 8:17 p.m.

tigervnc security update

2024-02-1220:17:26
Rockylinux Product Errata
errata.rockylinux.org
15
tigervnc
security update
rocky linux 8
heap buffer overflow
vnc
remote desktop

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

7.5

Confidence

Low

EPSS

0.004

Percentile

73.8%

An update is available for tigervnc.
This update affects Rocky Linux 8.
A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list
Virtual Network Computing (VNC) is a remote display system which allows users to view a computing desktop environment not only on the machine where it is running, but from anywhere on the Internet and from a wide variety of machine architectures. TigerVNC is a suite of VNC servers and clients.

Security Fix(es):

  • xorg-x11-server: Heap buffer overflow in DeviceFocusEvent and ProcXIQueryPointer (CVE-2023-6816)

  • xorg-x11-server: reattaching to different master device may lead to out-of-bounds memory access (CVE-2024-0229)

  • xorg-x11-server: heap buffer overflow in XISendDeviceHierarchyEvent (CVE-2024-21885)

  • xorg-x11-server: heap buffer overflow in DisableDevice (CVE-2024-21886)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

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

7.5

Confidence

Low

EPSS

0.004

Percentile

73.8%