| Name | CVE-2023-39350 |
| Description | FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. This issue affects Clients only. Integer underflow leading to DOS (e.g. abort due to `WINPR_ASSERT` with default compilation flags). When an insufficient blockLen is provided, and proper length validation is not performed, an Integer Underflow occurs, leading to a Denial of Service (DOS) vulnerability. This issue has been addressed in versions 2.11.0 and 3.0.0-beta3. Users are advised to upgrade. There are no known workarounds for this vulnerability. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-3606-1 |
| Debian Bugs | 1051638 |
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 | fixed |
| bullseye | 2.3.0+dfsg1-2+deb11u1 | vulnerable | |
| bookworm | 2.10.0+dfsg1-1 | vulnerable | |
| 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 | buster | 2.3.0+dfsg1-2+deb10u3 | DLA-3606-1 | ||
| freerdp2 | source | (unstable) | 2.11.2+dfsg1-1 | 1051638 |
[bookworm] - freerdp2 <no-dsa> (Minor issue)
[bullseye] - freerdp2 <no-dsa> (Minor issue)
https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-rrrv-3w42-pffh
https://github.com/FreeRDP/FreeRDP/commit/7ece410ce5b5660b9191e1ccb6835158afa11822 (2.11.0)
Introduced by: https://github.com/FreeRDP/FreeRDP/commit/579a13b054c306de36a24621763729ebf01797d3 (2.0.0)
- freerdp <not-affected> (Vulnerable code introduced in v2.0.0)