| Name | CVE-2022-39317 |
| Description | FreeRDP is a free remote desktop protocol library and clients. Affected versions of FreeRDP are missing a range check for input offset index in ZGFX decoder. A malicious server can trick a FreeRDP based client to read out of bound data and try to decode it. This issue has been addressed in version 2.9.0. There are no known workarounds for this issue. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| Debian Bugs | 1024511 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| freerdp (PTS) | jessie, jessie (lts) | 1.1.0~git20140921.1.440916e+dfsg1-13~deb8u3 | fixed |
| stretch (security) | 1.1.0~git20140921.1.440916e+dfsg1-13+deb9u4 | fixed |
| stretch (lts), stretch | 1.1.0~git20140921.1.440916e+dfsg1-13+deb9u6 | fixed |
| freerdp2 (PTS) | buster (security), buster, buster (lts) | 2.3.0+dfsg1-2+deb10u4 | vulnerable |
| bullseye | 2.3.0+dfsg1-2+deb11u1 | vulnerable |
| bookworm | 2.10.0+dfsg1-1 | fixed |
| sid, trixie | 2.11.7+dfsg1-4 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| freerdp | source | (unstable) | (not affected) | | | |
| freerdp2 | source | (unstable) | 2.9.0+dfsg1-1 | | | 1024511 |
Notes
[bullseye] - freerdp2 <no-dsa> (Minor issue)
[buster] - freerdp2 <no-dsa> (Minor issue)
https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-99cm-4gw7-c8jh
- freerdp <not-affected> (ZGFX (RDP8) Bulk Data Compression introduced in v1.2.0-beta1)