Description
In FreeRDP before version 2.1.2, there is an out of bounds read in RLEDECOMPRESS. All FreeRDP based clients with sessions with color depth < 32 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 | freerdp | No fix yet | — |
| Ubuntu 18.04 LTS | freerdp2 | 2.2.0+dfsg1-0ubuntu0.18.04.1 | USN-4481-1 |
| Ubuntu 16.04 LTS | freerdp | No fix yet | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 8 | freerdp +4 | 2:2.2.0-1.el8 | RHSA-2021:1849 |
AlmaLinux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux 8 | freerdp-devel | 2:2.2.0-1.el8 | ALSA-2021:1849 |
Rocky Linux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Rocky Linux 8 | freerdp | 2:2.2.0-1.el8 | RLSA-2021:1849 |
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 | — |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 8 | freerdp +4 | 2:2.2.0-1.el8 | ELSA-2021-1849 |
Advisories 12
- ALSA-2021:1849 Moderate: freerdp security, bug fix, and enhancement update AlmaLinux Security Advisories · Oct 29, 2026
- WID-SEC-2026-2644 Red Hat Enterprise Linux (FreeRDP): Mehrere Schwachstellen BSI CERT-Bund (WID) · Aug 4, 2026
- RHSA-2021:1849 Red Hat Security Advisory: freerdp security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Jun 26, 2026
- 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
- RLSA-2021:1849 Moderate: freerdp security, bug fix, and enhancement update Rocky Linux Security Advisories · Feb 5, 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
- ELSA-2021-1849 Moderate: freerdp security, bug fix, and enhancement update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · May 25, 2021
References
- http://www.freerdp.com/2020/06/22/2_1_2-released
- https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-7rhj-856w-82p8
- https://github.com/FreeRDP/FreeRDP/commit/0a98c450c58ec150e44781c89aa6f8e7e0f571f5
- 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