Description
FreeRDP is a free remote desktop protocol library and clients. In affected versions there is an out of bound read in ZGFX decoder component of FreeRDP. A malicious server can trick a FreeRDP based client to read out of bound data and try to decode it likely resulting in a crash. This issue has been addressed in the 2.9.0 release. Users are advised to upgrade.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| FreeRDP | FreeRDP | < 2.9.0 | — |
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 | 2.9.0+dfsg1-1 | — |
| Debian 11 | freerdp2 | 2.3.0+dfsg1-2+deb11u2 | DLA-4053-1 |
| Debian 10 | freerdp2 | 2.3.0+dfsg1-2+deb10u4 | DLA-3654-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 22.04 LTS | freerdp2 | 2.6.1+dfsg1-3ubuntu2.3 | USN-5734-1 |
| Ubuntu 20.04 LTS | freerdp2 | 2.2.0+dfsg1-0ubuntu0.20.04.4 | USN-5734-1 |
| Ubuntu 18.04 LTS | freerdp2 | 2.2.0+dfsg1-0ubuntu0.18.04.4 | USN-5734-1 |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 9 | freerdp +4 | 2:2.4.1-5.el9 | RHSA-2023:2326 |
| RHEL 8 | freerdp +4 | 2:2.2.0-10.el8 | RHSA-2023:2851 |
AlmaLinux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux 9 | freerdp +4 | 2:2.4.1-5.el9 | ALSA-2023:2326 |
| AlmaLinux 8 | freerdp +4 | 2:2.2.0-10.el8 | ALSA-2023:2851 |
Rocky Linux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Rocky Linux 8 | freerdp | 2:2.2.0-10.el8 | RLSA-2023:2851 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP4 | freerdp | 2.4.0-150400.3.18.1 | SUSE-SU-2023:0399-1 |
| SLES 12 SP5 | freerdp | 2.1.2-12.35.1 | SUSE-SU-2023:0400-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | freerdp2 | 2.9.0-1.1 | openSUSE-SU-2024:12523-1 |
| openSUSE Leap 15.4 | freerdp | 2.4.0-150400.3.18.1 | SUSE-SU-2023:0399-1 |
Alpine
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.24 | freerdp +1 | 2.9.0-r0 | — |
| Alpine v3.23 | freerdp +1 | 2.9.0-r0 | — |
| Alpine v3.22 | freerdp +1 | 2.9.0-r0 | — |
| Alpine v3.21 | freerdp | 2.9.0-r0 | — |
| Alpine v3.20 | freerdp | 2.9.0-r0 | — |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine v3.19 | freerdp | 2.9.0-r0 | — |
| Alpine v3.18 | freerdp | 2.9.0-r0 | — |
| Alpine v3.17 | freerdp | 2.9.0-r0 | — |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2 | freerdp +4 | 2:2.2.0-10.amzn2.0.1 | ALAS2-2023-1930 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 9 | freerdp +4 | 2:2.4.1-5.el9 | ELSA-2023-2326 |
| Oracle Linux 8 | freerdp +4 | 2:2.2.0-10.el8 | ELSA-2023-2851 |
Advisories 15
- ALSA-2023:2326 Moderate: freerdp security update AlmaLinux Security Advisories · Oct 29, 2026
- ALSA-2023:2851 Moderate: freerdp security update AlmaLinux Security Advisories · Oct 29, 2026
- WID-SEC-2023-1185 Red Hat Enterprise Linux: Mehrere Schwachstellen BSI CERT-Bund (WID) · Aug 3, 2026
- RHSA-2023:2851 Red Hat Security Advisory: freerdp security update Red Hat Security Advisories (RHSA) · Jun 27, 2026
- RHSA-2023:2326 Red Hat Security Advisory: freerdp security update Red Hat Security Advisories (RHSA) · Jun 27, 2026
- RLSA-2023:2851 Moderate: freerdp security update Rocky Linux Security Advisories · Jun 25, 2026
- USN-5734-1 freerdp2 vulnerabilities Ubuntu Security Notices (USN) · Apr 27, 2026
- DLA-3654-1 freerdp2 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-4053-1 freerdp2 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- SUSE-SU-2023:0400-1 Security update for freerdp SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2023:0399-1 Security update for freerdp SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:12523-1 freerdp-2.9.0-1.1 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- ELSA-2023-2851 Moderate: freerdp security update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · May 24, 2023
- ELSA-2023-2326 Moderate: freerdp security update (Oracle Linux 9) Oracle Linux Security Advisories (ELSA) · May 15, 2023
- ALAS2-2023-1930 Important: freerdp security update (Amazon Linux 2) Amazon Linux Security Center (ALAS) · Feb 4, 2023
References
- https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-5w4j-mrrh-jjrm
- https://github.com/FreeRDP/FreeRDP/commit/e865c24efc40ebc52e75979c94cdd4ee2c1495b0
- FEDORA-2022-fd6e43dec8 vendor-advisory
- FEDORA-2022-076b1c9978 vendor-advisory
- [debian-lts-announce] 20231117 [SECURITY] [DLA 3654-1] freerdp2 security update mailing-list
- GLSA-202401-16 vendor-advisory