CVE Database›Document archive›CVE-2026-24681

CVE-2026-24681

freerdp: FreeRDP has a heap-use-after-free in urb_bulk_transfer_cb

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Severity

Moderate

Red Hat Product Security

5.3

CVSS 3.1

Review impact separately from score.

Published · February 10, 2026

Updated · June 28, 2026

Description

A heap buffer use after free has been discovered in FreeRDP. Asynchronous bulk transfer completions can use a freed channel callback after URBDRC channel close, leading to a use after free in urb_write_completion.

Statement

Availability impact is limited to the FreeRDP instance on Red Hat Products. General system availability is not at risk.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

CVSS / CWE

CVSS 3.1 · 5.3
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

CWE-825 · Expired Pointer Dereference