PT-2026-25333 · Freerdp+2 · Freerdp+2

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CVE-2026-29775

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Published

2026-01-01

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Updated

2026-06-15

CVSS v3.1

8.2

High

VectorAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
Name of the Vulnerable Software and Affected Versions FreeRDP versions prior to 3.24.0
Description FreeRDP is a free implementation of the Remote Desktop Protocol. A client-side heap out-of-bounds read/write issue exists in FreeRDP's bitmap cache subsystem. This is due to an incorrect boundary check in the bitmap cache put function when handling a CACHE BITMAP ORDER (Rev1) message with a cacheId equal to maxCells. This allows a malicious server to bypass security checks and access memory outside the allocated array.
Recommendations Update to version 3.24.0 or later.

Exploit

Fix

DoS

Heap Based Buffer Overflow

Memory Corruption

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Weakness Enumeration

Related Identifiers

ALSA-2026:16014
ALSA-2026:16019
ALSA-2026:16482
ALSA-2026:19358
BDU:2026-04139
CVE-2026-29775
GHSA-H666-RFW3-JHVJ
OESA-2026-2439
OESA-2026-2440
OESA-2026-2441
OESA-2026-2442
OPENSUSE-SU-2026:10408-1
OPENSUSE-SU-2026:20657-1
RHSA-2026:16014
RHSA-2026:16019
RHSA-2026:16482
RHSA-2026:16483
RHSA-2026:16485
RHSA-2026:16777
RHSA-2026:16814
RHSA-2026:16865
RHSA-2026:16866
SUSE-SU-2026:1632-1
SUSE-SU-2026:1633-1
SUSE-SU-2026:1634-1
SUSE-SU-2026:1635-1
SUSE-SU-2026:1640-1
SUSE-SU-2026:21436-1

Affected Products

Freerdp
Red Os
Rocky Linux