Information Exposure Affecting tigervnc package, versions *


Severity

Recommended
high

Based on CentOS security rating.

Threat Intelligence

EPSS
0.39% (32nd percentile)

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  • Snyk IDSNYK-CENTOS8-TIGERVNC-10385485
  • published18 Jun 2025
  • disclosed17 Jun 2025

Introduced: 17 Jun 2025

CVE-2025-49177  (opens in a new tab)
CWE-200  (opens in a new tab)

How to fix?

There is no fixed version for Centos:8 tigervnc.

NVD Description

Note: Versions mentioned in the description apply only to the upstream tigervnc package and not the tigervnc package as distributed by Centos. See How to fix? for Centos:8 relevant fixed versions and status.

A flaw was found in the XFIXES extension. The XFixesSetClientDisconnectMode handler does not validate the request length, allowing a client to read unintended memory from previous requests.

CVSS Base Scores

version 3.1