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 in Red Hat Enterprise Linux 8.6. These include heap-use-after-free, heap-buffer-overflow, NULL pointer dereference, denial of service, and arbitrary code execution issues. The vulnerabilities affect the xfreerdp client and related components, potentially allowing denial of service or arbitrary code execution via crafted RDP server messages. Red Hat has issued an important security advisory with updates to address these issues in affected packages.
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), 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 affect the FreeRDP client implementation used in Red Hat Enterprise Linux 8.6 variants. The issues could lead to denial of service or remote code execution if exploited. Red Hat has released updated packages to remediate these vulnerabilities.
Potential Impact
The vulnerabilities can lead to denial of service conditions or arbitrary code execution on systems running vulnerable versions of FreeRDP. Heap-use-after-free and heap-buffer-overflow flaws may allow attackers to execute arbitrary code or crash the client. NULL pointer dereference can cause application crashes. The arbitrary code execution vulnerability (CVE-2026-31806) is particularly severe as it allows execution of malicious code via crafted RDP server messages. These impacts can compromise system availability and security.
Mitigation Recommendations
Red Hat has released updated FreeRDP packages for Red Hat Enterprise Linux 8.6 to address these vulnerabilities. Users should apply the security update RHSA-2026:10951 promptly to remediate these issues. Detailed update instructions are available at https://access.redhat.com/articles/11258. No additional mitigations are specified 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 in Red Hat Enterprise Linux 8.6. These include heap-use-after-free, heap-buffer-overflow, NULL pointer dereference, denial of service, and arbitrary code execution issues. The vulnerabilities affect the xfreerdp client and related components, potentially allowing denial of service or arbitrary code execution via crafted RDP server messages. Red Hat has issued an important security advisory with updates to address these issues in affected packages.
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), 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 affect the FreeRDP client implementation used in Red Hat Enterprise Linux 8.6 variants. The issues could lead to denial of service or remote code execution if exploited. Red Hat has released updated packages to remediate these vulnerabilities.
Potential Impact
The vulnerabilities can lead to denial of service conditions or arbitrary code execution on systems running vulnerable versions of FreeRDP. Heap-use-after-free and heap-buffer-overflow flaws may allow attackers to execute arbitrary code or crash the client. NULL pointer dereference can cause application crashes. The arbitrary code execution vulnerability (CVE-2026-31806) is particularly severe as it allows execution of malicious code via crafted RDP server messages. These impacts can compromise system availability and security.
Mitigation Recommendations
Red Hat has released updated FreeRDP packages for Red Hat Enterprise Linux 8.6 to address these vulnerabilities. Users should apply the security update RHSA-2026:10951 promptly to remediate these issues. Detailed update instructions are available at https://access.redhat.com/articles/11258. No additional mitigations are specified 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-2026:10951
- 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: 6a27e9918dd33fbd8516928a
Added to database: 06/09/2026, 10:23:13 UTC
Last enriched: 08/18/2026, 14:09:16 UTC
Last updated: 09/12/2026, 22:01:32 UTC
Views: 83
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.