CVE-2026-24681
freerdp: FreeRDP has a heap-use-after-free in urb_bulk_transfer_cb
Severity
ModerateRed Hat Product Security
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 · 5.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CWE-825 · Expired Pointer Dereference