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CVE

CVE-2025-62231

RHSA-2025:20958: tigervnc security update (Important)
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CVE

CVE-2025-62231

RHSA-2025:20958: tigervnc security update (Important)

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: xmayland: Use-after-free in XPresentNotify structure creation (CVE-2025-62229)
  • xorg: xwayland: Use-after-free in Xkb client resource removal (CVE-2025-62230)
  • xorg: xmayland: Value overflow in XkbSetCompatMap() (CVE-2025-62231)

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.

Package Versions Affected

Package Version
patch Availability
No items found.

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CVSS Version

Severity
Base Score
CVSS Version
Score Vector
C
H
U
7.3
-
3.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:H
C
H
U
-
C
H
U
-

Related Resources

No items found.

References

https://access.redhat.com/errata/RHSA-2025:20958, https://access.redhat.com/security/cve/CVE-2025-62229, https://access.redhat.com/security/cve/CVE-2025-62230, https://access.redhat.com/security/cve/CVE-2025-62231

Severity

0

CVSS Score
0
10

Basic Information

Ecosystem
Base CVSS
0
EPSS Probability
0.00018%
EPSS Percentile
0.03533%
Introduced Version
0
Fix Available
0:1.15.0-6.el9_7,0:23.2.7-5.el9_6,0:1.20.11-32.el9_7,0:23.2.7-5.el9_7,0:1.20.11-32.el9_6,0:1.14.1-9.el9_6,0:21.1.3-19.el8_10,0:1.15.0-8.el8_10,0:1.20.11-27.el8_10,2:21.1.7-3+deb12u11,2:1.20.11-1+deb11u17,2:21.1.16-1.3+deb13u1,2:21.1.12-1ubuntu1.5,2:23.2.6-1ubuntu0.7,2:21.1.4-2ubuntu1.7~22.04.16,2:22.1.1-1ubuntu0.20,21.1.19-r0,24.1.9-r0,0:1.20.4-29.0.5.el7_9,0:1.8.0-33.0.9.el7_9,0:1.14.1-3.amzn2023.0.3,0:24.1.3-1.amzn2023.0.3,0:21.1.13-5.amzn2023.0.7,0:1.8.0-24.amzn2.0.7,0:1.20.4-22.amzn2.0.10

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