CVE-2026-24678

HIGH

7.5

CVSS v3

Description

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to 3.22.0, A capture thread sends sample responses using a freed channel callback after a device channel close, leading to a use after free in ecam_channel_write. This vulnerability is fixed in 3.22.0.

CWE-416Use After Free CWE-825

How to fix

Remediation Available

freerdpRocky

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

freerdpRed Hat / RHEL

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

freerdp-debuginfoRed Hat / RHEL

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

freerdp-debuginfoRocky

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

freerdp-debugsourceRed Hat / RHEL

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

freerdp-debugsourceRocky

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

freerdp-develRed Hat / RHEL

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

freerdp-develRocky

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

freerdp-libsRed Hat / RHEL

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

freerdp-libsRocky

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

freerdp-libs-debuginfoRocky

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

freerdp-libs-debuginfoRed Hat / RHEL

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

freerdp-serverRed Hat / RHEL

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

freerdp-serverRocky

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

freerdp-server-debuginfoRed Hat / RHEL

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

freerdp-server-debuginfoRocky

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

libwinprRocky

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

libwinprRed Hat / RHEL

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

libwinpr-debuginfoRed Hat / RHEL

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

libwinpr-debuginfoRocky

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

libwinpr-develRocky

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

libwinpr-develRed Hat / RHEL

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-12.el10_2.2RHSA-2026:19033

Fixed in:2:3.10.3-5.el10_1.2RHSA-2026:3068

Fixed in:2:3.10.3-3.el10_0.2RHSA-2026:4121

freerdp2Ubuntu

Fixed in:2.2.0+dfsg1-0ubuntu0.18.04.4+esm5USN-8042-1

Fixed in:2.6.1+dfsg1-0ubuntu0.20.04.2+esm3USN-8042-1

Fixed in:2.6.1+dfsg1-3ubuntu2.10USN-8042-1

Fixed in:2.11.5+dfsg1-1ubuntu0.1~esm5USN-8042-1

freerdp2-x11Ubuntu

Fixed in:2.2.0+dfsg1-0ubuntu0.18.04.4+esm5USN-8042-1

Fixed in:2.6.1+dfsg1-0ubuntu0.20.04.2+esm3USN-8042-1

Fixed in:2.6.1+dfsg1-3ubuntu2.10USN-8042-1

Fixed in:2.11.5+dfsg1-1ubuntu0.1~esm5USN-8042-1

freerdp3Ubuntu

Fixed in:3.5.1+dfsg1-0ubuntu1.2USN-8042-1

Fixed in:3.16.0+dfsg-2ubuntu0.1USN-8042-1

freerdp3-x11Ubuntu

Fixed in:3.5.1+dfsg1-0ubuntu1.2USN-8042-1

Fixed in:3.16.0+dfsg-2ubuntu0.1USN-8042-1

libfreerdp2-2Ubuntu

Fixed in:2.2.0+dfsg1-0ubuntu0.18.04.4+esm5USN-8042-1

Fixed in:2.6.1+dfsg1-0ubuntu0.20.04.2+esm3USN-8042-1

Fixed in:2.6.1+dfsg1-3ubuntu2.10USN-8042-1

libfreerdp2-2t64Ubuntu

Fixed in:2.11.5+dfsg1-1ubuntu0.1~esm5USN-8042-1

libfreerdp3-3Ubuntu

Fixed in:3.5.1+dfsg1-0ubuntu1.2USN-8042-1

Fixed in:3.16.0+dfsg-2ubuntu0.1USN-8042-1

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 ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

0.63%probability of exploitation in 30 days

47thpercentile

Moderate risk: more likely to be exploited than 47% of all known CVEs.

References

Patch2

Other references6

Related Vulnerabilities

Other CWE-416 (Use After Free) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2019-0708	Critical	9.8	100%	KEV + Ransom	-
CVE-2021-31166	Critical	9.8	100%	KEV	Fix
CVE-2015-5119	Critical	9.8	99%	KEV	-
CVE-2010-3962	High	8.1	96%	KEV	-
CVE-2015-0313	Critical	9.8	96%	KEV	Fix
CVE-2021-34833	High	7.8	96%	-	-

Common questions

How do I fix CVE-2026-24678?

Published advisories record a fix for 29 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-2026-24678 being actively exploited?

Not that we know of. CVE-2026-24678 is not in the CISA Known Exploited Vulnerabilities catalog. Its EPSS score of 0.63% is the estimated probability that it will be exploited in the next 30 days. That is higher than 47% of all scored CVEs.

How severe is CVE-2026-24678?

CVE-2026-24678 has a CVSS v3 base score of 7.5, rated high. 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-2026-24678 affect?

Published advisories record a fix for freerdp (Rocky), freerdp (Red Hat / RHEL), freerdp-debuginfo (Red Hat / RHEL), freerdp-debuginfo (Rocky), and 25 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-2026-24678

Markdown

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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 2026-07-15.