Important: tigervnc security update

2024-04-3000:00:00

errata.almalinux.org

tigervnc

security update

heap buffer

user-after-free

vulnerabilities

xorg-x11-server

data leakage

cvss score

acknowledgment

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.1 High

AI Score

Confidence

Low

0.0005 Low

EPSS

Percentile

17.1%

JSON

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 overread/data leakage in ProcXIGetSelectedEvents (CVE-2024-31080)
xorg-x11-server: Heap buffer overread/data leakage in ProcXIPassiveGrabDevice (CVE-2024-31081)
xorg-x11-server: User-after-free in ProcRenderAddGlyphs (CVE-2024-31083)

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.

OSVersionArchitecturePackageVersionFilename
almalinux9noarchtigervnc-selinux< 1.13.1-8.el9_4.3tigervnc-selinux-1.13.1-8.el9_4.3.noarch.rpm
almalinux9noarchtigervnc-license< 1.13.1-8.el9_4.3tigervnc-license-1.13.1-8.el9_4.3.noarch.rpm
almalinux9noarchtigervnc-icons< 1.13.1-8.el9_4.3tigervnc-icons-1.13.1-8.el9_4.3.noarch.rpm
almalinux9ppc64letigervnc-server< 1.13.1-8.el9_4.3tigervnc-server-1.13.1-8.el9_4.3.ppc64le.rpm
almalinux9ppc64letigervnc-server-module< 1.13.1-8.el9_4.3tigervnc-server-module-1.13.1-8.el9_4.3.ppc64le.rpm
almalinux9ppc64letigervnc-server-minimal< 1.13.1-8.el9_4.3tigervnc-server-minimal-1.13.1-8.el9_4.3.ppc64le.rpm
almalinux9ppc64letigervnc< 1.13.1-8.el9_4.3tigervnc-1.13.1-8.el9_4.3.ppc64le.rpm
almalinux9x86_64tigervnc-server< 1.13.1-8.el9_4.3tigervnc-server-1.13.1-8.el9_4.3.x86_64.rpm
almalinux9x86_64tigervnc< 1.13.1-8.el9_4.3tigervnc-1.13.1-8.el9_4.3.x86_64.rpm
almalinux9x86_64tigervnc-server-minimal< 1.13.1-8.el9_4.3tigervnc-server-minimal-1.13.1-8.el9_4.3.x86_64.rpm

OS	Version	Architecture	Package	Version	Filename
almalinux	9	noarch	tigervnc-selinux	< 1.13.1-8.el9_4.3	tigervnc-selinux-1.13.1-8.el9_4.3.noarch.rpm
almalinux	9	noarch	tigervnc-license	< 1.13.1-8.el9_4.3	tigervnc-license-1.13.1-8.el9_4.3.noarch.rpm
almalinux	9	noarch	tigervnc-icons	< 1.13.1-8.el9_4.3	tigervnc-icons-1.13.1-8.el9_4.3.noarch.rpm
almalinux	9	ppc64le	tigervnc-server	< 1.13.1-8.el9_4.3	tigervnc-server-1.13.1-8.el9_4.3.ppc64le.rpm
almalinux	9	ppc64le	tigervnc-server-module	< 1.13.1-8.el9_4.3	tigervnc-server-module-1.13.1-8.el9_4.3.ppc64le.rpm
almalinux	9	ppc64le	tigervnc-server-minimal	< 1.13.1-8.el9_4.3	tigervnc-server-minimal-1.13.1-8.el9_4.3.ppc64le.rpm
almalinux	9	ppc64le	tigervnc	< 1.13.1-8.el9_4.3	tigervnc-1.13.1-8.el9_4.3.ppc64le.rpm
almalinux	9	x86_64	tigervnc-server	< 1.13.1-8.el9_4.3	tigervnc-server-1.13.1-8.el9_4.3.x86_64.rpm
almalinux	9	x86_64	tigervnc	< 1.13.1-8.el9_4.3	tigervnc-1.13.1-8.el9_4.3.x86_64.rpm
almalinux	9	x86_64	tigervnc-server-minimal	< 1.13.1-8.el9_4.3	tigervnc-server-minimal-1.13.1-8.el9_4.3.x86_64.rpm