CVE-2022-39320

Heap buffer overflow in urbdrc channel

Published Nov 16, 2022 CVSS 3.1 · 5.5 Medium EPSS < 1% KEV · Not listed
Description
FreeRDP is a free remote desktop protocol library and clients. Affected versions of FreeRDP may attempt integer addition on too narrow types leads to allocation of a buffer too small holding the data written. A malicious server can trick a FreeRDP based client to read out of bound data and send it back to the server. This issue has been addressed in version 2.9.0 and all users are advised to upgrade. Users unable to upgrade should not use the `/usb` redirection switch.

Analysis

No analysis available yet

Remediation

No remediation available yet

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-4070-1 freerdp2 security update and regression fix
EUVD EUVD EUVD-2022-41804 FreeRDP is a free remote desktop protocol library and clients. Affected versions of FreeRDP may attempt integer addition on too narrow types leads to allocation of a buffer too small holding the data written. A malicious server can trick a FreeRDP based client to read out of bound data and send it back to the server. This issue has been addressed in version 2.9.0 and all users are advised to upgrade. Users unable to upgrade should not use the `/usb` redirection switch.
Ubuntu USN Ubuntu USN USN-5734-1 FreeRDP vulnerabilities
Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Nov 3, 2025, 8:35 PM
Reserved
Sep 2, 2022, 12:00 AM
Status
Modified
Published
Nov 16, 2022, 8:15 PM
Modified
Jun 17, 2026, 4:58 AM
Severity
Low
Public date
Nov 16, 2022, 12:00 AM