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, and denial of service issues, as well as an arbitrary code execution vulnerability via crafted RDP server messages. The vulnerabilities affect Red Hat Enterprise Linux 10 and related CodeReady Linux Builder products. Red Hat has issued an important security advisory with updates addressing these issues.
AI Analysis
Technical Summary
FreeRDP contains multiple security flaws 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, CVE-2026-24682), NULL pointer dereference (CVE-2026-23948), denial of service via FastGlyph parsing buffer overflow (CVE-2026-23732) and AUDIN format renegotiation use-after-free (CVE-2026-24676), and an arbitrary code execution vulnerability (CVE-2026-31806) triggered by crafted RDP server messages. These vulnerabilities affect the FreeRDP client implementation used in Red Hat Enterprise Linux 10 and related products. Red Hat has released security updates to address these issues as detailed in advisory RHSA-2026:6799.
Potential Impact
The vulnerabilities collectively allow for potential denial of service conditions, crashes due to memory corruption, and in the case of CVE-2026-31806, arbitrary code execution via malicious RDP server messages. This could lead to compromise of systems running vulnerable versions of FreeRDP on Red Hat Enterprise Linux 10. The advisory rates the security impact as Important (high severity).
Mitigation Recommendations
Red Hat has released security updates for FreeRDP in Red Hat Enterprise Linux 10 and related CodeReady Linux Builder products to address these vulnerabilities. Users should apply the updates provided in advisory RHSA-2026:6799 promptly. For detailed update instructions, refer to 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, and denial of service issues, as well as an arbitrary code execution vulnerability via crafted RDP server messages. The vulnerabilities affect Red Hat Enterprise Linux 10 and related CodeReady Linux Builder products. Red Hat has issued an important security advisory with updates addressing these issues.
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
FreeRDP contains multiple security flaws 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, CVE-2026-24682), NULL pointer dereference (CVE-2026-23948), denial of service via FastGlyph parsing buffer overflow (CVE-2026-23732) and AUDIN format renegotiation use-after-free (CVE-2026-24676), and an arbitrary code execution vulnerability (CVE-2026-31806) triggered by crafted RDP server messages. These vulnerabilities affect the FreeRDP client implementation used in Red Hat Enterprise Linux 10 and related products. Red Hat has released security updates to address these issues as detailed in advisory RHSA-2026:6799.
Potential Impact
The vulnerabilities collectively allow for potential denial of service conditions, crashes due to memory corruption, and in the case of CVE-2026-31806, arbitrary code execution via malicious RDP server messages. This could lead to compromise of systems running vulnerable versions of FreeRDP on Red Hat Enterprise Linux 10. The advisory rates the security impact as Important (high severity).
Mitigation Recommendations
Red Hat has released security updates for FreeRDP in Red Hat Enterprise Linux 10 and related CodeReady Linux Builder products to address these vulnerabilities. Users should apply the updates provided in advisory RHSA-2026:6799 promptly. For detailed update instructions, refer to 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-2026:6799
- Cve Count
- 14
- 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-2026-24682","CVE-2026-24683","CVE-2026-24684","CVE-2026-31806"]
Threat ID: 6a27e9928dd33fbd851699f9
Added to database: 06/09/2026, 10:23:14 UTC
Last enriched: 08/18/2026, 13:53:56 UTC
Last updated: 09/13/2026, 22:01:32 UTC
Views: 114
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