Red Hat Security Advisory: freerdp security update
Multiple heap buffer overflow and use-after-free vulnerabilities have been identified in FreeRDP, a free implementation of the Remote Desktop Protocol (RDP). These vulnerabilities can lead to denial of service and potential arbitrary code execution when a client connects to a malicious RDP server. The issues affect the xfreerdp client and involve crafted RDPGFX surface updates and client-side heap buffer overflows. Red Hat has released security updates addressing these vulnerabilities in Red Hat Enterprise Linux 8 and related variants.
AI Analysis
Technical Summary
FreeRDP contains several critical security flaws including heap buffer overflows and use-after-free vulnerabilities (CVE-2026-23530, CVE-2026-23531, CVE-2026-23532, CVE-2026-23533, CVE-2026-23534, CVE-2026-23883, CVE-2026-23884) that can be exploited by a malicious RDP server to cause denial of service or execute arbitrary code on the client system. These vulnerabilities affect the xfreerdp client in Red Hat Enterprise Linux 8 and related builds. Red Hat Product Security has released an important security update (RHSA-2026:2081) that fixes these issues in FreeRDP packages for multiple architectures including x86_64, s390x, ppc64le, and aarch64.
Potential Impact
Successful exploitation of these vulnerabilities can result in denial of service or arbitrary code execution on the client machine running the vulnerable FreeRDP version. This could allow an attacker controlling a malicious RDP server to compromise the client system. The vulnerabilities affect multiple components of FreeRDP and impact Red Hat Enterprise Linux 8 and related distributions across several hardware architectures.
Mitigation Recommendations
Red Hat has released security updates for FreeRDP in Red Hat Enterprise Linux 8 to address these vulnerabilities. Users should apply the updates provided in advisory RHSA-2026:2081 as soon as possible. For detailed instructions on applying the update, refer to https://access.redhat.com/articles/11258. No additional mitigation steps are indicated by the vendor advisory.
Red Hat Security Advisory: freerdp security update
Description
Multiple heap buffer overflow and use-after-free vulnerabilities have been identified in FreeRDP, a free implementation of the Remote Desktop Protocol (RDP). These vulnerabilities can lead to denial of service and potential arbitrary code execution when a client connects to a malicious RDP server. The issues affect the xfreerdp client and involve crafted RDPGFX surface updates and client-side heap buffer overflows. Red Hat has released security updates addressing these vulnerabilities in Red Hat Enterprise Linux 8 and related variants.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
FreeRDP contains several critical security flaws including heap buffer overflows and use-after-free vulnerabilities (CVE-2026-23530, CVE-2026-23531, CVE-2026-23532, CVE-2026-23533, CVE-2026-23534, CVE-2026-23883, CVE-2026-23884) that can be exploited by a malicious RDP server to cause denial of service or execute arbitrary code on the client system. These vulnerabilities affect the xfreerdp client in Red Hat Enterprise Linux 8 and related builds. Red Hat Product Security has released an important security update (RHSA-2026:2081) that fixes these issues in FreeRDP packages for multiple architectures including x86_64, s390x, ppc64le, and aarch64.
Potential Impact
Successful exploitation of these vulnerabilities can result in denial of service or arbitrary code execution on the client machine running the vulnerable FreeRDP version. This could allow an attacker controlling a malicious RDP server to compromise the client system. The vulnerabilities affect multiple components of FreeRDP and impact Red Hat Enterprise Linux 8 and related distributions across several hardware architectures.
Mitigation Recommendations
Red Hat has released security updates for FreeRDP in Red Hat Enterprise Linux 8 to address these vulnerabilities. Users should apply the updates provided in advisory RHSA-2026:2081 as soon as possible. For detailed instructions on applying the update, refer to https://access.redhat.com/articles/11258. No additional mitigation steps are indicated by the vendor advisory.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2026:2081
- Cve Count
- 7
- Additional Cves
- ["CVE-2026-23531","CVE-2026-23532","CVE-2026-23533","CVE-2026-23534","CVE-2026-23883","CVE-2026-23884"]
- Cvss Version
- null
Threat ID: 6a27e99e8dd33fbd8516c8a4
Added to database: 6/9/2026, 10:23:26 AM
Last enriched: 6/9/2026, 10:47:37 AM
Last updated: 6/10/2026, 5:13:43 AM
Views: 3
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