CVE-2026-24679
published 2026-02-09CVE-2026-24679: FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.22.0, The URBDRC client uses server-supplied interface numbers as array indices…
PriorityP352critical9.1CVSS 3.1
AVNACLPRNUINSUCHINAH
EPSS
0.49%
39.3th percentile
FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.22.0, The URBDRC client uses server-supplied interface numbers as array indices without bounds checks, causing an out-of-bounds read in libusb_udev_select_interface. This vulnerability is fixed in 3.22.0.
Affected
3 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | freerdp2 | < freerdp3 3.22.0+dfsg-1 (forky) | freerdp3 3.22.0+dfsg-1 (forky) |
| debian | freerdp3 | < freerdp3 3.22.0+dfsg-1 (forky) | freerdp3 3.22.0+dfsg-1 (forky) |
| freerdp | freerdp | < 3.22.0 | 3.22.0 |
CVSS provenance
nvdv3.19.1CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
nvdv4.08.7HIGHCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
osv8.7HIGH
vendor_debian8.7HIGH
vendor_redhat8.7HIGH
vendor_ubuntu7.5HIGH
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VulDB
FreeRDP up to 3.21.x libusb_udev_select_interface heap-based overflow (GHSA-2jp4-67x6-gv7x / Nessus ID 299346)
vuldb·2026-06-10·CVSS 9.1
CVE-2026-24679 [CRITICAL] FreeRDP up to 3.21.x libusb_udev_select_interface heap-based overflow (GHSA-2jp4-67x6-gv7x / Nessus ID 299346)
A vulnerability marked as critical has been reported in FreeRDP up to 3.21.x. This impacts the function libusb_udev_select_interface. This manipulation causes heap-based buffer overflow.
This vulnerability appears as CVE-2026-24679. The attack may be initiated remotely. There is no available exploit.
It is suggested to upgrade the affected component.
OSV
freerdp2, freerdp3 vulnerabilities
osv·2026-02-16·CVSS 6.9
CVE-2026-23948 [MEDIUM] freerdp2, freerdp3 vulnerabilities
freerdp2, freerdp3 vulnerabilities
It was discovered that FreeRDP incorrectly handled memory under certain
circumstances, which could lead to a NULL pointer dereference. An
attacker could possibly use this issue to cause a denial of service.
(CVE-2026-23948)
It was discovered that FreeRDP did not correctly validate the size of
certain variables, which could cause a buffer overflow. An attacker could
possibly use this issue to cause a denial of service or execute arbitrary
code. This issue only affected FreeRDP3 in Ubuntu 24.04 LTS and Ubuntu
25.10. (CVE-2026-24491)
It was discovered that FreeRDP did not correctly validate the size of
certain variables, which could cause a buffer overflow. An attacker could
possibly use this issue to cause a denial of service or execute arbitrary
code. (
OSV
CVE-2026-24679: FreeRDP is a free implementation of the Remote Desktop Protocol
osv·2026-02-09·CVSS 8.7
CVE-2026-24679 [HIGH] CVE-2026-24679: FreeRDP is a free implementation of the Remote Desktop Protocol
FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.22.0, The URBDRC client uses server-supplied interface numbers as array indices without bounds checks, causing an out-of-bounds read in libusb_udev_select_interface. This vulnerability is fixed in 3.22.0.
Ubuntu
FreeRDP vulnerabilities
vendor_ubuntu·2026-02-16·CVSS 7.5
CVE-2026-23948 [HIGH] FreeRDP vulnerabilities
Title: FreeRDP vulnerabilities
Summary: Several security issues were fixed in FreeRDP.
It was discovered that FreeRDP incorrectly handled memory under certain
circumstances, which could lead to a NULL pointer dereference. An
attacker could possibly use this issue to cause a denial of service.
(CVE-2026-23948)
It was discovered that FreeRDP did not correctly validate the size of
certain variables, which could cause a buffer overflow. An attacker could
possibly use this issue to cause a denial of service or execute arbitrary
code. This issue only affected FreeRDP3 in Ubuntu 24.04 LTS and Ubuntu
25.10. (CVE-2026-24491)
It was discovered that FreeRDP did not correctly validate the size of
certain variables, which could cause a buffer overflow. An attacker could
possibly use this issue to c
Red Hat
freerdp: FreeRDP has a heap-buffer-overflow in urb_select_interface
vendor_redhat·2026-02-09·CVSS 8.7
CVE-2026-24679 [HIGH] CWE-1285 freerdp: FreeRDP has a heap-buffer-overflow in urb_select_interface
freerdp: FreeRDP has a heap-buffer-overflow in urb_select_interface
FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.22.0, The URBDRC client uses server-supplied interface numbers as array indices without bounds checks, causing an out-of-bounds read in libusb_udev_select_interface. This vulnerability is fixed in 3.22.0.
A heap buffer overflow has been discovered in FreeRDP. The URBDRC client uses server-supplied interface numbers as array indices without bounds checks, causing an out-of-bounds read in libusb_udev_select_interface.
Statement: Availability impact is limited to the FreeRDP instance on Red Hat Products. General system availability is not at risk.
Mitigation: Mitigation for this issue is either not available or the currently available options do n
Debian
CVE-2026-24679: freerdp2 - FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.22.0...
vendor_debian·2026·CVSS 8.7
CVE-2026-24679 [HIGH] CVE-2026-24679: freerdp2 - FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.22.0...
FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.22.0, The URBDRC client uses server-supplied interface numbers as array indices without bounds checks, causing an out-of-bounds read in libusb_udev_select_interface. This vulnerability is fixed in 3.22.0.
Scope: local
bookworm: open
bullseye: open
No detection rules found.
No public exploits indexed.
Wiz
CVE-2026-24679 Impact, Exploitability, and Mitigation Steps | Wiz
blogs_wiz·CVSS 8.7
CVE-2026-24679 [HIGH] CVE-2026-24679 Impact, Exploitability, and Mitigation Steps | Wiz
## CVE-2026-24679 :
NixOS vulnerability analysis and mitigation
FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.22.0, The URBDRC client uses server-supplied interface numbers as array indices without bounds checks, causing an out-of-bounds read in libusb_udev_select_interface. This vulnerability is fixed in 3.22.0.
Source : NVD
## 8.7
Score
Published February 9, 2026
Severity HIGH
CNA Score 8.7
Affected Technologies
NixOS
Alma Linux
Has Public Exploit No
Has CISA KEV Exploit No
CISA KEV Release Date N/A
CISA KEV Due Date N/A
Exploitation Probability Percentile (EPSS) 6.1
Exploitation Probability (EPSS) N/A
Affected packages and libraries
freerdp-sdl
libfreerdp3-3
Sources
NVD
AlmaLinux 9 Severity HIGH Has Fix Added at: Apr 02, 2026
Alpin
Bugzilla
CVE-2026-24679 freerdp: FreeRDP has a heap-buffer-overflow in urb_select_interface
bugzilla·2026-02-09·CVSS 8.7
CVE-2026-24679 [HIGH] CVE-2026-24679 freerdp: FreeRDP has a heap-buffer-overflow in urb_select_interface
CVE-2026-24679 freerdp: FreeRDP has a heap-buffer-overflow in urb_select_interface
FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.22.0, The URBDRC client uses server-supplied interface numbers as array indices without bounds checks, causing an out-of-bounds read in libusb_udev_select_interface. This vulnerability is fixed in 3.22.0.
Discussion:
This issue has been addressed in the following products:
Red Hat Enterprise Linux 9
Via RHSA-2026:6340 https://access.redhat.com/errata/RHSA-2026:6340
---
This issue has been addressed in the following products:
Red Hat Enterprise Linux 9.6 Extended Update Support
Via RHSA-2026:6727 https://access.redhat.com/errata/RHSA-2026:6727
---
This issue has been addressed in the following products:
Red Hat Enterprise
Bugzilla
CVE-2026-24679 freerdp2: FreeRDP has a heap-buffer-overflow in urb_select_interface [fedora-42]
bugzilla·2026-02-09·CVSS 8.7
CVE-2026-24679 [HIGH] CVE-2026-24679 freerdp2: FreeRDP has a heap-buffer-overflow in urb_select_interface [fedora-42]
CVE-2026-24679 freerdp2: FreeRDP has a heap-buffer-overflow in urb_select_interface [fedora-42]
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.
Discussion:
This message is a reminder that Fedora Linux 42 is nearing its end of life.
Fedora will stop maintaining and issuing updates for Fedora Linux 42 on 2026-05-13.
It is Fedora's policy to close all bug reports from releases that are no longer
maintained. At that time this bug will be closed as EOL if it remains open with a
'version' of '42'.
Package Maintainer: If you wish for this bug to remain open because you
plan to fix it in a currently maintained version, c
2026-02-09
Published