CVE-2026-85090

EUVD-2026-70300
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5.4 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L
Base Score
CVSS 3.x
EPSS Score
Percentile: 19.23%
Affected Products (NVD)
VendorProductVersion
freerdpfreerdp
𝑥
< 3.31.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
freerdp2
bookworm
vulnerable
freerdp3
forky
3.32.1+dfsg-1
fixed
sid
3.32.2+dfsg-1
fixed
trixie
vulnerable
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
freerdp
bionic
needs-triage
jammy
dne
noble
dne
resolute
dne
xenial
needs-triage
freerdp2
bionic
needs-triage
focal
needs-triage
jammy
needs-triage
noble
needs-triage
resolute
dne
freerdp3
jammy
dne
noble
Fixed 3.31.0+dfsg-0ubuntu0.24.04.1
released
resolute
Fixed 3.31.0+dfsg-0ubuntu0.26.04.1
released
Amazon Linux logo
Amazon Linux Releases
Amazon Package
Release
freerdp
Amazon Linux 2
2:2.11.7-1.amzn2.0.16
fixed
Amazon Linux 2023
2:3.31.0-1.amzn2023
fixed
freerdp-debuginfo
Amazon Linux 2
2:2.11.7-1.amzn2.0.16
fixed
Amazon Linux 2023
2:3.31.0-1.amzn2023
fixed
freerdp-debugsource
Amazon Linux 2023
2:3.31.0-1.amzn2023
fixed
freerdp-devel
Amazon Linux 2
2:2.11.7-1.amzn2.0.16
fixed
Amazon Linux 2023
2:3.31.0-1.amzn2023
fixed
freerdp-libs
Amazon Linux 2
2:2.11.7-1.amzn2.0.16
fixed
Amazon Linux 2023
2:3.31.0-1.amzn2023
fixed
freerdp-libs-debuginfo
Amazon Linux 2023
2:3.31.0-1.amzn2023
fixed
freerdp-server
Amazon Linux 2023
2:3.31.0-1.amzn2023
fixed
freerdp-server-debuginfo
Amazon Linux 2023
2:3.31.0-1.amzn2023
fixed
libwinpr
Amazon Linux 2
2:2.11.7-1.amzn2.0.16
fixed
Amazon Linux 2023
2:3.31.0-1.amzn2023
fixed
libwinpr-debuginfo
Amazon Linux 2023
2:3.31.0-1.amzn2023
fixed
libwinpr-devel
Amazon Linux 2
2:2.11.7-1.amzn2.0.16
fixed
Amazon Linux 2023
2:3.31.0-1.amzn2023
fixed
Common Weakness Enumeration
References
https://github.com/FreeRDP/FreeRDP
https://github.com/FreeRDP/FreeRDP/blob/3.30.0/libfreerdp/primitives/prim_YUV.c
https://github.com/FreeRDP/FreeRDP/commit/d0a481cb74ab57bca24791fe11b89464a332d3f1
https://github.com/FreeRDP/FreeRDP/releases/tag/3.31.0
https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-57h7-vw2f-2f9x
https://www.vulncheck.com/advisories/freerdp-before-3.31.0-heap-out-of-bounds-read-via-avc444
https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-57h7-vw2f-2f9x