Out-of-bounds Read Affecting freerdp package, versions <2:2.2.0-1.el8


Severity

Recommended
0.0
medium
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.22% (60th percentile)

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  • Snyk IDSNYK-ORACLE8-FREERDP-2586303
  • published10 Apr 2022
  • disclosed22 Jun 2020

Introduced: 22 Jun 2020

CVE-2020-4033  (opens in a new tab)
CWE-125  (opens in a new tab)

How to fix?

Upgrade Oracle:8 freerdp to version 2:2.2.0-1.el8 or higher.
This issue was patched in ELSA-2021-1849.

NVD Description

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

In FreeRDP before version 2.1.2, there is an out of bounds read in RLEDECOMPRESS. All FreeRDP based clients with sessions with color depth < 32 are affected. This is fixed in version 2.1.2.

CVSS Scores

version 3.1