Incorrect Permission Assignment for Critical Resource Affecting tigervnc-server-module-debuginfo package, versions <0:1.15.0-7.el9_8.1


Severity

Recommended
high

Based on Rocky Linux security rating.

Threat Intelligence

EPSS
0.25% (17th percentile)

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  • Snyk IDSNYK-ROCKY9-TIGERVNCSERVERMODULEDEBUGINFO-16330159
  • published1 May 2026
  • disclosed26 Mar 2026

Introduced: 26 Mar 2026

CVE-2026-34352  (opens in a new tab)
CWE-732  (opens in a new tab)

How to fix?

Upgrade Rocky-Linux:9 tigervnc-server-module-debuginfo to version 0:1.15.0-7.el9_8.1 or higher.
This issue was patched in RLSA-2026:19342.

NVD Description

Note: Versions mentioned in the description apply only to the upstream tigervnc-server-module-debuginfo package and not the tigervnc-server-module-debuginfo package as distributed by Rocky-Linux. See How to fix? for Rocky-Linux:9 relevant fixed versions and status.

In TigerVNC before 1.16.2, Image.cxx in x0vncserver allows other users to observe or manipulate the screen contents, or cause an application crash, because of incorrect permissions.

CVSS Base Scores

version 3.1