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CVE-2026-33982

FreeRDP: Persistent Cache Allocator Mismatch - Heap OOB Read

Published: Mar 30, 2026Updated: Apr 1, 2026 Sources: CVE List NVD BDUCWE-125
NVD MITRE
7.1CVSSHIGH
EPSS Score
0.2%
Top 91.2%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

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.

CVSS Vector Breakdown

AV:LAC:LPR:NUI:RS:UC:HI:NA:H
Exploitability
AV:LAttack Vector
Local
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:NIntegrity
None
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-125

Affected Products

freerdpfreerdpOSS Libraries
АЛЬТ СП 10АО «ИВК»
On-premOS
Operating Systems / linux-distro
FreeRDPFree Software Foundation, Inc.OSS Libraries
FreeRDPFreeRDPOSS Libraries
freerdposs-projectUSOSS Libraries
ао «ивк»commercialRUOperating Systemsaka ivk
free software foundation, inc.oss-projectUSOSS Librariesaka fsf, free software foundation

Attack Graph

Products CVE Techniques Tactics

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Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Collection
View detailed technique mapping

References

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

Timeline

Published
Mar 30, 2026
Last Updated
Apr 1, 2026

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