High severity · published Feb 9, 2026
CVE-2026-24678
FreeRDP has a Heap-use-after-free in cam_v4l_stream_capture_thread
7.5
CVSS
0.7%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 54% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FR
FreeRDP · FreeRDP
< 3.22.0 · source: vendor, NVD
RH
Red Hat Enterprise Linux 10 · Red Hat
All versions, or not specified · source: CISA
RH
Red Hat Enterprise Linux 10.0 Extended Update Support · Red Hat
All versions, or not specified · source: CISA
RH
Red Hat Enterprise Linux 6 · Red Hat
All versions, or not specified · source: CISA
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-24678
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-24678
Patch
https://github.com/FreeRDP/FreeRDP/commit/f3ab1a16139036179d9852745fdade18fec11600
Patch
https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-6gvg-29wx-6v7h
access.redhat.com
https://access.redhat.com/errata/RHSA-2026:19033
access.redhat.com
https://access.redhat.com/errata/RHSA-2026:3068
access.redhat.com
https://access.redhat.com/errata/RHSA-2026:4121
access.redhat.com
https://access.redhat.com/security/cve/CVE-2026-24678
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