Red Hat Security Advisory: freerdp security update
Multiple security vulnerabilities have been identified in FreeRDP, a free implementation of the Remote Desktop Protocol (RDP) used by the xfreerdp client. These include heap-use-after-free, heap-buffer-overflow, NULL pointer dereference, denial of service, and arbitrary code execution issues. The vulnerabilities affect Red Hat Enterprise Linux 7 Extended Lifecycle Support versions. Red Hat has released security updates addressing these issues. The overall security impact is rated as Important by Red Hat, with a high severity assessment based on the nature of the vulnerabilities.
AI Analysis
Technical Summary
This advisory covers multiple vulnerabilities in FreeRDP, including heap-use-after-free (CVE-2026-22856, CVE-2026-24491, CVE-2026-24675, 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 affect the FreeRDP client used in Red Hat Enterprise Linux 7 Extended Lifecycle Support. Red Hat has issued security updates to fix these issues, as detailed in advisory RHSA-2026:11323. The vulnerabilities could allow denial of service or remote code execution if exploited.
Potential Impact
The vulnerabilities collectively pose a high security risk, including potential denial of service conditions and arbitrary code execution on affected systems running FreeRDP. Exploitation could allow attackers to crash the client or execute malicious code remotely via crafted RDP server messages. This impacts systems using the xfreerdp client on Red Hat Enterprise Linux 7 Extended Lifecycle Support, potentially compromising confidentiality, integrity, and availability of affected systems.
Mitigation Recommendations
Red Hat has released security updates for FreeRDP in Red Hat Enterprise Linux 7 Extended Lifecycle Support to address these vulnerabilities. Users should apply the provided updates as described in Red Hat advisory RHSA-2026:11323 and the referenced article https://access.redhat.com/articles/11258. No additional mitigation steps are indicated beyond applying the official patches.
Red Hat Security Advisory: freerdp security update
Description
Multiple security vulnerabilities have been identified in FreeRDP, a free implementation of the Remote Desktop Protocol (RDP) used by the xfreerdp client. These include heap-use-after-free, heap-buffer-overflow, NULL pointer dereference, denial of service, and arbitrary code execution issues. The vulnerabilities affect Red Hat Enterprise Linux 7 Extended Lifecycle Support versions. Red Hat has released security updates addressing these issues. The overall security impact is rated as Important by Red Hat, with a high severity assessment based on the nature of the vulnerabilities.
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This advisory covers multiple vulnerabilities in FreeRDP, including heap-use-after-free (CVE-2026-22856, CVE-2026-24491, CVE-2026-24675, 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 affect the FreeRDP client used in Red Hat Enterprise Linux 7 Extended Lifecycle Support. Red Hat has issued security updates to fix these issues, as detailed in advisory RHSA-2026:11323. The vulnerabilities could allow denial of service or remote code execution if exploited.
Potential Impact
The vulnerabilities collectively pose a high security risk, including potential denial of service conditions and arbitrary code execution on affected systems running FreeRDP. Exploitation could allow attackers to crash the client or execute malicious code remotely via crafted RDP server messages. This impacts systems using the xfreerdp client on Red Hat Enterprise Linux 7 Extended Lifecycle Support, potentially compromising confidentiality, integrity, and availability of affected systems.
Mitigation Recommendations
Red Hat has released security updates for FreeRDP in Red Hat Enterprise Linux 7 Extended Lifecycle Support to address these vulnerabilities. Users should apply the provided updates as described in Red Hat advisory RHSA-2026:11323 and the referenced article https://access.redhat.com/articles/11258. No additional mitigation steps are indicated beyond applying the official patches.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2026:11323
- Cve Count
- 11
- 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-2026-24684","CVE-2026-31806"]
Threat ID: 6a27e9918dd33fbd8516925c
Added to database: 06/09/2026, 10:23:13 UTC
Last enriched: 08/18/2026, 14:08:56 UTC
Last updated: 09/13/2026, 22:01:32 UTC
Views: 193
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