CVE-2026-33982 PUBLISHED

FreeRDP: Persistent Cache Allocator Mismatch - Heap OOB Read

Assigner: GitHub_M
Reserved: 24.03.2026 Published: 30.03.2026 Updated: 31.03.2026

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, there is a heap-buffer-overflow READ vulnerability at 24 bytes before the allocation, in winpr_aligned_offset_recalloc(). This issue has been patched in version 3.24.2.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
CVSS Score: 7.1

Attack Vector	Local	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	High
Privileges Required	None	Integrity Impact	None
User Interaction	Required	Availability Impact	High

CVSS 3.1

Product Status

Vendor	FreeRDP
Product	FreeRDP
Versions	Version < 3.24.2 is affected

References

https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-8jm9-2925-g4v2
https://github.com/FreeRDP/FreeRDP/commit/a48dbde2c8a5b8b70a9d1c045d969a71afd6284c

Problem Types

CWE-125: Out-of-bounds Read CWE