Description
In FreeRDP before version 2.1.2, there is an integer casting vulnerability in update_recv_secondary_order. All clients with +glyph-cache /relax-order-checks are affected. This is fixed in version 2.1.2.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| FreeRDP | FreeRDP | < 2.1.2 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 12 | freerdp2 | 2.1.2+dfsg1-1 | — |
| Debian 10 | freerdp2 | 2.3.0+dfsg1-2+deb10u3 | DLA-3606-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | freerdp2 | 2.2.0+dfsg1-0ubuntu0.20.04.1 | USN-4481-1 |
| Ubuntu 18.04 LTS | freerdp2 | 2.2.0+dfsg1-0ubuntu0.18.04.1 | USN-4481-1 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP2 | freerdp | 2.1.2-15.7.1 | SUSE-SU-2020:2068-1 |
| SLES 15 SP1 | freerdp | 2.1.2-10.15.1 | SUSE-SU-2020:2032-1 |
| SLES 12 SP5 | freerdp | 2.1.2-12.20.1 | SUSE-SU-2020:2272-1 |
| SLES 12 SP5 | vinagre | 3.20.2-16.3.3 | SUSE-SU-2020:2272-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | freerdp2 | 2.4.0-2.1 | openSUSE-SU-2024:10768-1 |
| openSUSE Leap 15.1 | freerdp | 2.1.2-lp151.5.6.1 | openSUSE-SU-2020:1090-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | freerdp +1 | 2.1.2-r0 | — |
| Alpine v3.23 | freerdp +1 | 2.1.2-r0 | — |
| Alpine v3.22 | freerdp +1 | 2.1.2-r0 | — |
| Alpine v3.21 | freerdp | 2.1.2-r0 | — |
| Alpine v3.20 | freerdp | 2.1.2-r0 | — |
Show 8 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | freerdp | 2.1.2-r0 | — |
| Alpine v3.18 | freerdp | 2.1.2-r0 | — |
| Alpine v3.17 | freerdp | 2.1.2-r0 | — |
| Alpine v3.16 | freerdp | 2.1.2-r0 | — |
| Alpine v3.15 | freerdp | 2.1.2-r0 | — |
| Alpine v3.14 | freerdp | 2.1.2-r0 | — |
| Alpine v3.13 | freerdp | 2.1.2-r0 | — |
| Alpine v3.12 | freerdp | 2.1.2-r0 | — |
Advisories 7
- USN-4481-1 freerdp2 vulnerabilities Ubuntu Security Notices (USN) · Apr 27, 2026
- DLA-3606-1 freerdp2 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- SUSE-SU-2020:2068-1 Security update for freerdp SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2020:1090-1 Security update for freerdp SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2020:2032-1 Security update for freerdp SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:10768-1 freerdp-2.4.0-2.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2020:2272-1 Security update for freerdp SUSE / openSUSE Security Updates · Feb 4, 2026
References
- http://www.freerdp.com/2020/06/22/2_1_2-released
- https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-3898-mc89-x2vc
- https://github.com/FreeRDP/FreeRDP/commit/e7bffa64ef5ed70bac94f823e2b95262642f5296
- openSUSE-SU-2020:1090 vendor-advisory
- FEDORA-2020-8d5f86e29a vendor-advisory
- FEDORA-2020-a3432485db vendor-advisory
- USN-4481-1 vendor-advisory
- [debian-lts-announce] 20231007 [SECURITY] [DLA 3606-1] freerdp2 security update mailing-list