Red Hat Security Advisory: freerdp security update
Multiple security vulnerabilities have been identified and addressed in FreeRDP, a free implementation of the Remote Desktop Protocol (RDP) used by clients such as xfreerdp. These include heap-use-after-free, heap-buffer-overflow, NULL pointer dereference, denial of service, and arbitrary code execution issues. The vulnerabilities affect FreeRDP versions packaged with Red Hat Enterprise Linux 9.2 and related distributions. Red Hat has released security updates to fix these issues.
AI Analysis
Technical Summary
This advisory covers a set of twelve security vulnerabilities in FreeRDP, including heap-use-after-free (CVE-2026-22856, CVE-2026-24491, CVE-2026-24675, CVE-2026-24681, CVE-2026-24684), heap-buffer-overflow (CVE-2026-22852, CVE-2026-22854, CVE-2026-24679), denial of service via buffer overflow and use-after-free (CVE-2026-23732, CVE-2026-24676), NULL pointer dereference (CVE-2026-23948), and arbitrary code execution via crafted RDP server messages (CVE-2026-31806). These vulnerabilities impact the FreeRDP client used to connect to RDP servers such as Microsoft Windows machines, xrdp, and VirtualBox. The issues could allow denial of service or remote code execution under certain conditions. Red Hat has issued updated packages for Red Hat Enterprise Linux 9.2 and related variants to address these flaws.
Potential Impact
The vulnerabilities collectively pose a high security risk, including potential denial of service and arbitrary code execution on systems running vulnerable FreeRDP versions. Exploitation could allow an attacker to crash the client or execute code remotely via maliciously crafted RDP server messages. This could compromise the confidentiality, integrity, and availability of affected systems.
Mitigation Recommendations
Red Hat has released security updates for FreeRDP in Red Hat Enterprise Linux 9.2 and related distributions. Users should apply these official patches promptly to remediate the vulnerabilities. For detailed update instructions, refer to the Red Hat advisory at https://access.redhat.com/articles/11258. No additional mitigation steps are indicated beyond applying the provided updates.
Red Hat Security Advisory: freerdp security update
Description
Multiple security vulnerabilities have been identified and addressed in FreeRDP, a free implementation of the Remote Desktop Protocol (RDP) used by clients such as xfreerdp. These include heap-use-after-free, heap-buffer-overflow, NULL pointer dereference, denial of service, and arbitrary code execution issues. The vulnerabilities affect FreeRDP versions packaged with Red Hat Enterprise Linux 9.2 and related distributions. Red Hat has released security updates to fix these issues.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This advisory covers a set of twelve security vulnerabilities in FreeRDP, including heap-use-after-free (CVE-2026-22856, CVE-2026-24491, CVE-2026-24675, CVE-2026-24681, CVE-2026-24684), heap-buffer-overflow (CVE-2026-22852, CVE-2026-22854, CVE-2026-24679), denial of service via buffer overflow and use-after-free (CVE-2026-23732, CVE-2026-24676), NULL pointer dereference (CVE-2026-23948), and arbitrary code execution via crafted RDP server messages (CVE-2026-31806). These vulnerabilities impact the FreeRDP client used to connect to RDP servers such as Microsoft Windows machines, xrdp, and VirtualBox. The issues could allow denial of service or remote code execution under certain conditions. Red Hat has issued updated packages for Red Hat Enterprise Linux 9.2 and related variants to address these flaws.
Potential Impact
The vulnerabilities collectively pose a high security risk, including potential denial of service and arbitrary code execution on systems running vulnerable FreeRDP versions. Exploitation could allow an attacker to crash the client or execute code remotely via maliciously crafted RDP server messages. This could compromise the confidentiality, integrity, and availability of affected systems.
Mitigation Recommendations
Red Hat has released security updates for FreeRDP in Red Hat Enterprise Linux 9.2 and related distributions. Users should apply these official patches promptly to remediate the vulnerabilities. For detailed update instructions, refer to the Red Hat advisory at https://access.redhat.com/articles/11258. No additional mitigation steps are indicated beyond applying the provided updates.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2026:9641
- Cve Count
- 12
- Additional Cves
- ["CVE-2026-22854","CVE-2026-22856","CVE-2026-23732","CVE-2026-23948","CVE-2026-24491","CVE-2026-24675","CVE-2026-24676","CVE-2026-24679","CVE-2026-24681","CVE-2026-24684","CVE-2026-31806"]
Threat ID: 6a27e9928dd33fbd85169555
Added to database: 06/09/2026, 10:23:14 UTC
Last enriched: 08/18/2026, 13:52:26 UTC
Last updated: 09/14/2026, 22:01:32 UTC
Views: 191
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