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vulnerabilityCVE-2026-22855
Name
CVE-2026-22855
Source
NVD ( link)Debian ( link)
Description
FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.20.1, a heap out-of-bounds read occurs in the smartcard SetAttrib path when cbAttrLen does not match the actual NDR buffer length. This vulnerability is fixed in 3.20.1.
Published Date
Updated Date
Workaround
-

Analysis#


Affected Component
Analysis
freerdp
Exploitable

Vulnerability Ratings#


5.6
CVSSv4
9.1
CVSSv31
NaN
other

Others affected components#


Name
Project
Project Version
Version
Status
buildroot
master
2.11.8
Exploitable
yocto
kirkstone
2.6.1
Exploitable
yocto
master
2.11.8
Patched
yocto
master
3.26.0
Patched
yocto
scarthgap
2.11.8
Exploitable
yocto
scarthgap
3.4.0
Exploitable

Resolved with patches#


freerdp (yocto:master)

#
Title
Author
Resolve
1
add length validity checks
Gyorgy Sarvari <skandigraun@gmail.com>
CVE-2026-22855