Description
FreeRDP is a free implementation of the Remote Desktop Protocol. ainput_send_input_event caches channel_callback in a local variable and later uses it without synchronization; a concurrent channel close can free or reinitialize the callback, leading to a use after free. Prior to 3.22.0, This vulnerability is fixed in 3.22.0.
References (2)
Core 2
Core References
Patch, Vendor Advisory x_refsource_confirm
https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-45pf-68pj-fg8q
Scores
CVSS v3
7.5
EPSS
0.0002
EPSS Percentile
5.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-416
Status
published
Products (1)
freerdp/freerdp
< 3.22.0
Published
Feb 09, 2026
Tracked Since
Feb 18, 2026