Out-of-bounds Read Affecting freerdp2 package, versions <2.9.0+dfsg1-1


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.67% (51st percentile)

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  • Snyk IDSNYK-ECHOLATEST-FREERDP2-18066934
  • published21 Jul 2026
  • 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 Echo:latest freerdp2 to version 2.9.0+dfsg1-1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream freerdp2 package and not the freerdp2 package as distributed by Echo. See How to fix? for Echo:latest 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 Base Scores

version 3.1