CVE-2026-121394
Publication date 3 November 2026
Last updated 9 November 2026
Ubuntu priority
Description
FreeRDP from 3.11.0 before 3.32.2 contains an assertion failure in the RemoteFX RLGR decoder that allows malicious servers to terminate clients. Attackers controlling an RDP server can send a RemoteFX tileset with RLGR code 32767, triggering a signed narrowing assertion in rfx_rlgr_decode and crashing the client.
Status
| Package | Ubuntu Release | Status |
|---|---|---|
| freerdp | 26.10 stonking | Not in release |
| 26.04 LTS resolute | Not in release | |
| 24.04 LTS noble | Not in release | |
| 22.04 LTS jammy | Not in release | |
| 18.04 LTS bionic |
Needs evaluation
|
|
| 16.04 LTS xenial |
Needs evaluation
|
|
| freerdp2 | 26.10 stonking | Not in release |
| 26.04 LTS resolute | Not in release | |
| 24.04 LTS noble |
Needs evaluation
|
|
| 22.04 LTS jammy |
Needs evaluation
|
|
| 20.04 LTS focal |
Needs evaluation
|
|
| 18.04 LTS bionic |
Needs evaluation
|
|
| freerdp3 | 26.10 stonking |
Fixed in 3.32.2+dfsg-0ubuntu0.26.10.1
|
| 26.04 LTS resolute |
Fixed in 3.32.2+dfsg-0ubuntu0.26.04.1
|
|
| 24.04 LTS noble |
Fixed in 3.32.2+dfsg-0ubuntu0.24.04.1
|
|
| 22.04 LTS jammy | Not in release |
Severity score breakdown
CVSS version:
Base score
7.1 · High
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Base score
6.5 · Medium
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
References
Related Ubuntu Security Notices (USN)
- USN-9007-1
- FreeRDP vulnerabilities
- 9 November 2026