Out-of-bounds Read Affecting tigervnc package, versions <0:1.8.0-23.el7_9


Severity

Recommended
0.0
high
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
5.17% (94th percentile)

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  • Snyk IDSNYK-CENTOS7-TIGERVNC-3174291
  • published14 Dec 2022
  • disclosed14 Dec 2022

Introduced: 14 Dec 2022

CVE-2022-46344  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade Centos:7 tigervnc to version 0:1.8.0-23.el7_9 or higher.

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:7 relevant fixed versions and status.

A vulnerability was found in X.Org. This security flaw occurs because the handler for the XIChangeProperty request has a length-validation issues, resulting in out-of-bounds memory reads and potential information disclosure. This issue can lead to local privileges elevation on systems where the X server is running privileged and remote code execution for ssh X forwarding sessions.

CVSS Scores

version 3.1