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 to connect to various RDP servers. 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 8 and related distributions. Red Hat has issued a security advisory with updates to address these issues.
AI Analysis
Technical Summary
This advisory covers multiple security flaws in FreeRDP, including heap-use-after-free (CVE-2026-22856, CVE-2026-24491, CVE-2026-24675, CVE-2026-24681, CVE-2026-24683, CVE-2026-24684), heap-buffer-overflow (CVE-2026-22852, CVE-2026-22854, CVE-2026-24679), NULL pointer dereference (CVE-2026-23948), denial of service via buffer overflow and use-after-free (CVE-2026-23732, CVE-2026-24676), and arbitrary code execution via crafted RDP server messages (CVE-2026-31806). These vulnerabilities impact the FreeRDP client implementation used in Red Hat Enterprise Linux 8 and related CodeReady Linux Builder variants across multiple architectures. Red Hat has released updated packages to remediate these issues as detailed in advisory RHSA-2026:6918.
Potential Impact
The vulnerabilities collectively allow for potential denial of service conditions, crashes, and in the case of CVE-2026-31806, arbitrary code execution triggered by maliciously crafted RDP server messages. This could lead to compromise of systems running vulnerable FreeRDP clients. The issues affect multiple components and functions within FreeRDP, increasing the attack surface.
Mitigation Recommendations
Red Hat has released security updates for FreeRDP in Red Hat Enterprise Linux 8 and related distributions. Users should apply these official patches as described in Red Hat advisory RHSA-2026:6918 and the referenced article https://access.redhat.com/articles/11258. No additional vendor mitigation guidance indicates that these updates fully address the vulnerabilities.
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 to connect to various RDP servers. 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 8 and related distributions. Red Hat has issued a security advisory with updates to address these issues.
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This advisory covers multiple security flaws in FreeRDP, including heap-use-after-free (CVE-2026-22856, CVE-2026-24491, CVE-2026-24675, CVE-2026-24681, CVE-2026-24683, CVE-2026-24684), heap-buffer-overflow (CVE-2026-22852, CVE-2026-22854, CVE-2026-24679), NULL pointer dereference (CVE-2026-23948), denial of service via buffer overflow and use-after-free (CVE-2026-23732, CVE-2026-24676), and arbitrary code execution via crafted RDP server messages (CVE-2026-31806). These vulnerabilities impact the FreeRDP client implementation used in Red Hat Enterprise Linux 8 and related CodeReady Linux Builder variants across multiple architectures. Red Hat has released updated packages to remediate these issues as detailed in advisory RHSA-2026:6918.
Potential Impact
The vulnerabilities collectively allow for potential denial of service conditions, crashes, and in the case of CVE-2026-31806, arbitrary code execution triggered by maliciously crafted RDP server messages. This could lead to compromise of systems running vulnerable FreeRDP clients. The issues affect multiple components and functions within FreeRDP, increasing the attack surface.
Mitigation Recommendations
Red Hat has released security updates for FreeRDP in Red Hat Enterprise Linux 8 and related distributions. Users should apply these official patches as described in Red Hat advisory RHSA-2026:6918 and the referenced article https://access.redhat.com/articles/11258. No additional vendor mitigation guidance indicates that these updates fully address the vulnerabilities.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2026:6918
- Cve Count
- 13
- 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-2026-24683","CVE-2026-24684","CVE-2026-31806"]
Threat ID: 6a27e9928dd33fbd85169a25
Added to database: 06/09/2026, 10:23:14 UTC
Last enriched: 08/18/2026, 13:53:39 UTC
Last updated: 09/11/2026, 19:31:54 UTC
Views: 82
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