Out-of-bounds Read Affecting freerdp package, versions <2:2.4.1-5.el9


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.11% (47th percentile)

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  • Snyk IDSNYK-RHEL9-FREERDP-3126006
  • published18 Nov 2022
  • disclosed16 Nov 2022

Introduced: 16 Nov 2022

CVE-2022-39317  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade RHEL:9 freerdp to version 2:2.4.1-5.el9 or higher.
This issue was patched in RHSA-2023:2326.

NVD Description

Note: Versions mentioned in the description apply only to the upstream freerdp package and not the freerdp package as distributed by RHEL. See How to fix? for RHEL:9 relevant fixed versions and status.

FreeRDP is a free remote desktop protocol library and clients. Affected versions of FreeRDP are missing a range check for input offset index in ZGFX decoder. A malicious server can trick a FreeRDP based client to read out of bound data and try to decode it. This issue has been addressed in version 2.9.0. There are no known workarounds for this issue.

CVSS Scores

version 3.1