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redhatRedHatRHSA-2024:0015
HistoryJan 02, 2024 - 6:53 a.m.

(RHSA-2024:0015) Important: tigervnc security update

2024-01-0206:53:55
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14
tigervnc
security
remote display
vnc
xorg-x11-server
out-of-bounds memory reads
xkb button actions
cve-2023-6377
rrchangeoutputproperty
rrchangeproviderproperty
cvss score
references
unix

7.6 High

AI Score

Confidence

High

0.266 Low

EPSS

Percentile

96.7%

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: out-of-bounds memory reads/writes in XKB button actions (CVE-2023-6377)

  • xorg-x11-server: out-of-bounds memory read in RRChangeOutputProperty and RRChangeProviderProperty (CVE-2023-6478)

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.