CVE-2026-33995

EUVD-2026-17237
FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, a double-free vulnerability in kerberos_AcceptSecurityContext() and kerberos_InitializeSecurityContextA() (WinPR, winpr/libwinpr/sspi/Kerberos/kerberos.c) can cause a crash in any FreeRDP clients on systems where Kerberos and/or Kerberos U2U is configured (Samba AD member, or krb5 for NFS). The crash is triggered during NLA connection teardown and requires a failed authentication attempt. This issue has been patched in version 3.24.2.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Base Score
CVSS 3.x
EPSS Score
Percentile: 20.5%
Affected Products (NVD)
VendorProductVersion
freerdpfreerdp
𝑥
< 3.24.2
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
freerdp2
bookworm
no-dsa
bullseye
vulnerable
bullseye (security)
vulnerable
freerdp3
forky
3.30.0+dfsg-1
fixed
sid
3.30.0+dfsg-1
fixed
trixie
3.15.0+dfsg-2.1+deb13u3
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
freerdp3
jammy
dne
noble
Fixed 3.30.0+dfsg-0ubuntu0.24.04.1
released
questing
ignored
resolute
not-affected
freerdp
bionic
needs-triage
jammy
dne
noble
dne
questing
dne
resolute
dne
xenial
needs-triage
freerdp2
bionic
needs-triage
focal
needs-triage
jammy
needs-triage
noble
needs-triage
questing
dne
resolute
dne
openSUSE logo
openSUSE / SLES Releases
openSUSE Product
Release
freerdp
suse enterprise desktop 15 SP7
3.10.3-150700.3.17.1
fixed
suse enterprise sap 15 SP7
3.10.3-150700.3.17.1
fixed
suse enterprise server 15 SP7
3.10.3-150700.3.17.1
fixed
suse enterprise workstation 15 SP7
3.10.3-150700.3.17.1
fixed
freerdp-devel
suse enterprise desktop 15 SP7
3.10.3-150700.3.17.1
fixed
suse enterprise sap 15 SP7
3.10.3-150700.3.17.1
fixed
suse enterprise server 15 SP7
3.10.3-150700.3.17.1
fixed
suse enterprise workstation 15 SP7
3.10.3-150700.3.17.1
fixed
freerdp-proxy
suse enterprise desktop 15 SP7
3.10.3-150700.3.17.1
fixed
suse enterprise sap 15 SP7
3.10.3-150700.3.17.1
fixed
suse enterprise server 15 SP7
3.10.3-150700.3.17.1
fixed
suse enterprise workstation 15 SP7
3.10.3-150700.3.17.1
fixed
freerdp-proxy-plugins
suse enterprise desktop 15 SP7
3.10.3-150700.3.17.1
fixed
suse enterprise sap 15 SP7
3.10.3-150700.3.17.1
fixed
suse enterprise server 15 SP7
3.10.3-150700.3.17.1
fixed
suse enterprise workstation 15 SP7
3.10.3-150700.3.17.1
fixed
freerdp-sdl
suse enterprise desktop 15 SP7
3.10.3-150700.3.17.1
fixed
suse enterprise sap 15 SP7
3.10.3-150700.3.17.1
fixed
suse enterprise server 15 SP7
3.10.3-150700.3.17.1
fixed
suse enterprise workstation 15 SP7
3.10.3-150700.3.17.1
fixed
freerdp-server
suse enterprise desktop 15 SP7
3.10.3-150700.3.17.1
fixed
suse enterprise sap 15 SP7
3.10.3-150700.3.17.1
fixed
suse enterprise server 15 SP7
3.10.3-150700.3.17.1
fixed
suse enterprise workstation 15 SP7
3.10.3-150700.3.17.1
fixed
libfreerdp-server-proxy3-3
suse enterprise desktop 15 SP7
3.10.3-150700.3.17.1
fixed
suse enterprise sap 15 SP7
3.10.3-150700.3.17.1
fixed
suse enterprise server 15 SP7
3.10.3-150700.3.17.1
fixed
suse enterprise workstation 15 SP7
3.10.3-150700.3.17.1
fixed
libfreerdp3-3
suse enterprise desktop 15 SP7
3.10.3-150700.3.17.1
fixed
suse enterprise sap 15 SP7
3.10.3-150700.3.17.1
fixed
suse enterprise server 15 SP7
3.10.3-150700.3.17.1
fixed
suse enterprise workstation 15 SP7
3.10.3-150700.3.17.1
fixed
librdtk0-0
suse enterprise desktop 15 SP7
3.10.3-150700.3.17.1
fixed
suse enterprise sap 15 SP7
3.10.3-150700.3.17.1
fixed
suse enterprise server 15 SP7
3.10.3-150700.3.17.1
fixed
suse enterprise workstation 15 SP7
3.10.3-150700.3.17.1
fixed
libwinpr3-3
suse enterprise desktop 15 SP7
3.10.3-150700.3.17.1
fixed
suse enterprise sap 15 SP7
3.10.3-150700.3.17.1
fixed
suse enterprise server 15 SP7
3.10.3-150700.3.17.1
fixed
suse enterprise workstation 15 SP7
3.10.3-150700.3.17.1
fixed
winpr-devel
suse enterprise desktop 15 SP7
3.10.3-150700.3.17.1
fixed
suse enterprise sap 15 SP7
3.10.3-150700.3.17.1
fixed
suse enterprise server 15 SP7
3.10.3-150700.3.17.1
fixed
suse enterprise workstation 15 SP7
3.10.3-150700.3.17.1
fixed
Amazon Linux logo
Amazon Linux Releases
Amazon Package
Release
freerdp
Amazon Linux 2023
2:3.6.3-1.amzn2023.0.10
fixed
freerdp-debuginfo
Amazon Linux 2023
2:3.6.3-1.amzn2023.0.10
fixed
freerdp-debugsource
Amazon Linux 2023
2:3.6.3-1.amzn2023.0.10
fixed
freerdp-devel
Amazon Linux 2023
2:3.6.3-1.amzn2023.0.10
fixed
freerdp-libs
Amazon Linux 2023
2:3.6.3-1.amzn2023.0.10
fixed
freerdp-libs-debuginfo
Amazon Linux 2023
2:3.6.3-1.amzn2023.0.10
fixed
freerdp-server
Amazon Linux 2023
2:3.6.3-1.amzn2023.0.10
fixed
freerdp-server-debuginfo
Amazon Linux 2023
2:3.6.3-1.amzn2023.0.10
fixed
libwinpr
Amazon Linux 2023
2:3.6.3-1.amzn2023.0.10
fixed
libwinpr-debuginfo
Amazon Linux 2023
2:3.6.3-1.amzn2023.0.10
fixed
libwinpr-devel
Amazon Linux 2023
2:3.6.3-1.amzn2023.0.10
fixed