CVE-2026-109948

EUVD-2026-98652
FreeRDP from 3.0.0 before 3.32.0 contains an uninitialized memory disclosure vulnerability in smartcard_Transmit_Call that allows malicious RDP servers to read client memory. Servers can send SCardTransmit requests with an invalid card handle and nonzero receive length, causing smartcard_pack_transmit_return to serialize up to 66,560 uninitialized heap bytes.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
VulnCheckCNA
4.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 13.33%
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
freerdpfreerdp
3.0.0 ≤
𝑥
< 3.32.0
CNA
Debian logo
Debian Releases
Debian Product
Codename
freerdp2
bookworm
vulnerable
freerdp3
forky
3.32.1+dfsg-1
fixed
sid
3.32.2+dfsg-1
fixed
trixie
vulnerable
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
freerdp
bionic
needs-triage
jammy
dne
noble
dne
resolute
dne
xenial
needs-triage
freerdp2
bionic
needs-triage
focal
needs-triage
jammy
needs-triage
noble
needs-triage
resolute
dne
freerdp3
jammy
dne
noble
needs-triage
resolute
needs-triage
Common Weakness Enumeration
Vulnerability Media Exposure
References
https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-f554-v4xw-5j39
https://www.vulncheck.com/advisories/freerdp-3.0.0-before-3.32.0-memory-disclosure-via-scardtransmit-smartcard-redirection
https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-f554-v4xw-5j39