CVEvulnerability
CVE-2026-85090
5.3 MEDIUM
Official page ↗
- Status
- Analyzed
- Published
- 2026-09-03
- Last modified
- 2026-09-09
- Assigner
- [email protected]
- CVSS 4.0 ([email protected])
- 5.3 MEDIUM — CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- CVSS 3.1 ([email protected])
- 5.4 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L
- Weaknesses
- CWE-125
Description
FreeRDP before 3.31.0 contains a heap out-of-bounds read vulnerability in the general_ChromaV1ToYUV444 function during AVC444 chroma plane reconstruction. A malicious RDP server can craft a RFX_AVC444_BITMAP_STREAM with specific frame geometry to trigger an out-of-bounds memory read past the allocated luma plane.
Affected configurations
• freerdp freerdp (< 3.31.0)
Related
Weakness · CWE (1)
- CWE-125 Out-of-bounds Read weakness
References
- https://github.com/FreeRDP/FreeRDP Product
- https://github.com/FreeRDP/FreeRDP/blob/3.30.0/libfreerdp/primitives/prim_YUV.c Product
- https://github.com/FreeRDP/FreeRDP/commit/d0a481cb74ab57bca24791fe11b89464a332d3f1 Patch
- https://github.com/FreeRDP/FreeRDP/releases/tag/3.31.0 Product, Release Notes
- https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-57h7-vw2f-2f9x Exploit, Mitigation, Vendor Advisory
- https://www.vulncheck.com/advisories/freerdp-before-3.31.0-heap-out-of-bounds-read-via-avc444 Patch, Release Notes, Third Party Advisory
- https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-57h7-vw2f-2f9x Exploit, Mitigation, Vendor Advisory