DEBIAN-CVE-2026-44420

Source
https://security-tracker.debian.org/tracker/CVE-2026-44420
Import Source
https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-44420.json
JSON Data
https://api.test.osv.dev/v1/vulns/DEBIAN-CVE-2026-44420
Upstream
Published
2026-05-29T20:16:24Z
Modified
2026-09-01T16:06:44Z
Severity
  • 8.8 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
[none]
Details

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.26.0, a malicious RDP client can trigger a heap-buffer-overflow write in FreeRDP's server-side clipboard (cliprdr) channel by sending a CB_CLIP_CAPS PDU with a too-small capabilitySetLength. This can crash the server process (remote DoS) and may be exploitable for code execution because it corrupts heap memory. This vulnerability is fixed in 3.26.0.

References

Affected packages

Debian:12 / freerdp2

Package

Name
freerdp2
Purl
pkg:deb/debian/freerdp2?arch=source&distro=bookworm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

2.*
2.10.0+dfsg1-1
2.10.0+dfsg1-1.1
2.11.2+dfsg1-1
2.11.2+dfsg1-1.1~exp1
2.11.2+dfsg1-1.1~exp2
2.11.5+dfsg1-1
2.11.7+dfsg1-1
2.11.7+dfsg1-2
2.11.7+dfsg1-3
2.11.7+dfsg1-4
2.11.7+dfsg1-5
2.11.7+dfsg1-6~deb12u1
2.11.7+dfsg1-6

Ecosystem specific

{
    "urgency":  "not yet assigned"
}

Database specific

source
"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-44420.json"

Debian:13 / freerdp3

Package

Name
freerdp3
Purl
pkg:deb/debian/freerdp3?arch=source&distro=trixie

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

3.*
3.15.0+dfsg-2.1
3.15.0+dfsg-2.1+deb13u1
3.15.0+dfsg-2.1+deb13u2
3.15.0+dfsg-2.1+deb13u3
3.16.0+dfsg-1
3.16.0+dfsg-2
3.17.0+dfsg-1
3.17.1+dfsg-1
3.17.1+dfsg-2
3.17.2+dfsg-1
3.17.2+dfsg-2
3.17.2+dfsg-3
3.18.0+dfsg-1
3.19.0+dfsg-1
3.19.1+dfsg-1
3.20.0+dfsg-1
3.20.2+dfsg-1
3.21.0+dfsg-1
3.22.0+dfsg-1~bpo13+0
3.22.0+dfsg-1~bpo13+1
3.22.0+dfsg-1
3.22.0+dfsg-3
3.23.0+dfsg-1~bpo13+1
3.23.0+dfsg-1
3.24.0+dfsg-1
3.24.0+dfsg-2
3.24.1+dfsg-1
3.24.2+dfsg-1~bpo13+1
3.24.2+dfsg-1
3.25.0+dfsg-1
3.25.0+dfsg-2
3.25.0+dfsg-3
3.25.0+dfsg-4
3.25.0+dfsg-5
3.26.0+dfsg-1~bpo13+1
3.26.0+dfsg-1
3.27.0+dfsg-1
3.27.1+dfsg-1
3.28.0+dfsg-1
3.28.0+dfsg-2
3.29.0+dfsg-1
3.30.0+dfsg-1~bpo13+1
3.30.0+dfsg-1
3.31.0+dfsg-1

Ecosystem specific

{
    "urgency":  "not yet assigned"
}

Database specific

source
"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-44420.json"

Debian:14 / freerdp3

Package

Name
freerdp3
Purl
pkg:deb/debian/freerdp3?arch=source&distro=forky

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
3.26.0+dfsg-1

Affected versions

3.*
3.15.0+dfsg-2.1
3.16.0+dfsg-1
3.16.0+dfsg-2
3.17.0+dfsg-1
3.17.1+dfsg-1
3.17.1+dfsg-2
3.17.2+dfsg-1
3.17.2+dfsg-2
3.17.2+dfsg-3
3.18.0+dfsg-1
3.19.0+dfsg-1
3.19.1+dfsg-1
3.20.0+dfsg-1
3.20.2+dfsg-1
3.21.0+dfsg-1
3.22.0+dfsg-1~bpo13+0
3.22.0+dfsg-1~bpo13+1
3.22.0+dfsg-1
3.22.0+dfsg-3
3.23.0+dfsg-1~bpo13+1
3.23.0+dfsg-1
3.24.0+dfsg-1
3.24.0+dfsg-2
3.24.1+dfsg-1
3.24.2+dfsg-1~bpo13+1
3.24.2+dfsg-1
3.25.0+dfsg-1
3.25.0+dfsg-2
3.25.0+dfsg-3
3.25.0+dfsg-4
3.25.0+dfsg-5
3.26.0+dfsg-1~bpo13+1

Ecosystem specific

{
    "urgency":  "not yet assigned"
}

Database specific

source
"https://storage.googleapis.com/osv-test-debian-osv/debian-cve-osv/DEBIAN-CVE-2026-44420.json"