UBUNTU-CVE-2026-121950
Dashboard / Vulnerabilities / UBUNTU-CVE-2026-121950
Summary:
Details: FreeRDP before 3.32.2 does not check the product of surface dimensions in gdi_CreateSurface when handling an RDPGFX CREATE_SURFACE PDU, causing an integer wrap and heap buffer overflow on 32-bit builds and an approximately 4 GiB allocation on 64-bit builds. A malicious RDP server can send a CREATE_SURFACE PDU with width and height 32766 to a connecting client to corrupt heap memory or cause a denial of service.
References: https://ubuntu.com/security/CVE-2026-121950, https://www.cve.org/CVERecord?id=CVE-2026-121950
Affected packages
Package
Name: freerdp
Purl: pkg:deb/ubuntu/freerdp?arch=source&distro=xenial
Affected ranges
Type: ECOSYSTEM
Events:
Introduced- 0
Fixed -None
Affected versions
1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1
1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.2
1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.3
1.1.0~git20140921.1.440916e+dfsg1-5ubuntu1.4
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
