CVE-2026-33985

MEDIUM

5.9

CVSS v3

Description

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, pixel data from adjacent heap memory is rendered to screen, potentially leaking sensitive data to the attacker. This issue has been patched in version 3.24.2.

CWE-125Out-of-bounds Read CWE-131

How to fix

Remediation Available

freerdpRed Hat / RHEL

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

freerdpRocky

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

freerdp-debuginfoRocky

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

freerdp-debuginfoRed Hat / RHEL

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

freerdp-debugsourceRed Hat / RHEL

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

freerdp-debugsourceRocky

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

freerdp-develRed Hat / RHEL

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

freerdp-develRocky

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

freerdp-libsRed Hat / RHEL

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

freerdp-libsRocky

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

freerdp-libs-debuginfoRocky

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

freerdp-libs-debuginfoRed Hat / RHEL

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

freerdp-serverRed Hat / RHEL

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

freerdp-serverRocky

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

freerdp-server-debuginfoRed Hat / RHEL

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

freerdp-server-debuginfoRocky

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

libwinprRed Hat / RHEL

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

libwinprRocky

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

libwinpr-debuginfoRocky

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

libwinpr-debuginfoRed Hat / RHEL

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

libwinpr-develRocky

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

libwinpr-develRed Hat / RHEL

Fixed in:2:3.10.3-12.el10_2.5RHSA-2026:19142

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

Fixed in:2:3.10.3-3.el10_0.7RHSA-2026:20605

Fixed in:2:3.10.3-5.el10_1.8RHSA-2026:16014

freerdp3Ubuntu

Fixed in:3.30.0+dfsg-0ubuntu0.24.04.1USN-8561-1

freerdp3-x11Ubuntu

Fixed in:3.30.0+dfsg-0ubuntu0.24.04.1USN-8561-1

libfreerdp3-3Ubuntu

Fixed in:3.30.0+dfsg-0ubuntu0.24.04.1USN-8561-1

This vulnerability affects an unusually large number of packages. The highest-confidence fixes are shown above; the full list is longer. Check the referenced advisories for complete coverage.

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityLow

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

Exploit Intelligence

0.21%probability of exploitation in 30 days

10thpercentile

Low risk: more likely to be exploited than 10% of all known CVEs.

References

Patch2

Related Vulnerabilities

Other CWE-125 (Out-of-bounds Read) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2014-0160	High	7.5	100%	KEV	Fix
CVE-2025-5777	High	7.5	100%	KEV + Ransom	Fix
CVE-2021-4034	High	7.8	95%	KEV + Ransom	Fix
CVE-2020-8794	Critical	9.8	89%	-	Fix
CVE-2023-49285	High	8.6	89%	-	Fix
CVE-2023-21769	High	7.5	89%	-	Fix

Common questions

How do I fix CVE-2026-33985?

Published advisories record a fix for 25 affected products. The "How to fix" section on this page lists the fixed version and source advisory for each one, so apply the entry matching what you actually run.

Is CVE-2026-33985 being actively exploited?

Not that we know of. CVE-2026-33985 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.21% is the estimated probability that it will be exploited in the next 30 days. That is higher than 10% of all scored CVEs.

How severe is CVE-2026-33985?

CVE-2026-33985 has a CVSS v3 base score of 5.9, rated medium. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2026-33985 affect?

Published advisories record a fix for freerdp (Red Hat / RHEL), freerdp (Rocky), freerdp-debuginfo (Rocky), freerdp-debuginfo (Red Hat / RHEL), and 21 more. Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

Embed a live status badge for CVE-2026-33985

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-01.