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VULNERABILITIES

CVE-2026-85090 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:5.4 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-57h7-vw2f-2f9x CISA-ADPExploitMitigationVendor Advisory
https://github.com/FreeRDP/FreeRDP [email protected]Product
https://github.com/FreeRDP/FreeRDP/blob/3.30.0/libfreerdp/primitives/prim_YUV.c [email protected]Product
https://github.com/FreeRDP/FreeRDP/commit/d0a481cb74ab57bca24791fe11b89464a332d3f1 [email protected]Patch
https://github.com/FreeRDP/FreeRDP/releases/tag/3.31.0 [email protected]ProductRelease Notes

see all 7 references

Weakness Enumeration

CWE-IDCWE NameSource
CWE-125Out-of-bounds Read[email protected]

Affected Products

ProductVersions
freerdp freerdp
< 3.31.0

CPE

  • cpe:2.3:a:freerdp:freerdp:*:*:*:*:*:*:*:*

Remediation

  • No remediation found in references.

Change History

3 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-85090
NVD Published Date:
Sep 3, 2026
NVD Last Modified:
Sep 9, 2026
Source:
[email protected]
CVE-2026-85090 Details - Not Deferred