Red Hat Security Advisory: freerdp security update
FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. The xfreerdp client can connect to RDP servers such as Microsoft Windows machines, xrdp, and VirtualBox. Security Fix(es): * freerdp: FreeRDP heap-buffer-overflow (CVE-2026-22855) * freerdp: FreeRDP heap-buffer-overflow (CVE-2026-22853) * freerdp: FreeRDP global-buffer-overflow (CVE-2026-22858) * freerdp: FreeRDP heap-buffer-overflow (CVE-2026-22859) * freerdp: FreeRDP: Denial of Service via use after free in ecam_channel_write (CVE-2026-24678) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
AI Analysis
Technical Summary
This advisory covers five security vulnerabilities in FreeRDP, including heap-buffer-overflow (CVE-2026-22853, CVE-2026-22855, CVE-2026-22859), global-buffer-overflow (CVE-2026-22858), and a denial of service via use-after-free in ecam_channel_write (CVE-2026-24678). These vulnerabilities could potentially allow an attacker to cause memory corruption or denial of service when using the xfreerdp client. Red Hat has released security updates for FreeRDP in Red Hat Enterprise Linux 10 and related variants to address these issues.
Potential Impact
The vulnerabilities could lead to memory corruption through buffer overflows or denial of service via use-after-free conditions in the FreeRDP client. This may impact the stability and security of systems using vulnerable versions of FreeRDP when connecting to RDP servers. No known exploits in the wild have been reported at this time.
Mitigation Recommendations
Red Hat has released updated packages for FreeRDP in Red Hat Enterprise Linux 10 and related distributions that fix these vulnerabilities. Users should apply the security update as described in the Red Hat advisory RHSA-2026:3068. Patch status is confirmed with an official fix available. Refer to https://access.redhat.com/articles/11258 for update instructions. No additional mitigations are indicated by the vendor.
Red Hat Security Advisory: freerdp security update
Description
FreeRDP is a free implementation of the Remote Desktop Protocol (RDP), released under the Apache license. The xfreerdp client can connect to RDP servers such as Microsoft Windows machines, xrdp, and VirtualBox. Security Fix(es): * freerdp: FreeRDP heap-buffer-overflow (CVE-2026-22855) * freerdp: FreeRDP heap-buffer-overflow (CVE-2026-22853) * freerdp: FreeRDP global-buffer-overflow (CVE-2026-22858) * freerdp: FreeRDP heap-buffer-overflow (CVE-2026-22859) * freerdp: FreeRDP: Denial of Service via use after free in ecam_channel_write (CVE-2026-24678) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This advisory covers five security vulnerabilities in FreeRDP, including heap-buffer-overflow (CVE-2026-22853, CVE-2026-22855, CVE-2026-22859), global-buffer-overflow (CVE-2026-22858), and a denial of service via use-after-free in ecam_channel_write (CVE-2026-24678). These vulnerabilities could potentially allow an attacker to cause memory corruption or denial of service when using the xfreerdp client. Red Hat has released security updates for FreeRDP in Red Hat Enterprise Linux 10 and related variants to address these issues.
Potential Impact
The vulnerabilities could lead to memory corruption through buffer overflows or denial of service via use-after-free conditions in the FreeRDP client. This may impact the stability and security of systems using vulnerable versions of FreeRDP when connecting to RDP servers. No known exploits in the wild have been reported at this time.
Mitigation Recommendations
Red Hat has released updated packages for FreeRDP in Red Hat Enterprise Linux 10 and related distributions that fix these vulnerabilities. Users should apply the security update as described in the Red Hat advisory RHSA-2026:3068. Patch status is confirmed with an official fix available. Refer to https://access.redhat.com/articles/11258 for update instructions. No additional mitigations are indicated by the vendor.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2026:3068
- Cve Count
- 5
- Additional Cves
- ["CVE-2026-22855","CVE-2026-22858","CVE-2026-22859","CVE-2026-24678"]
- Cvss Version
- null
Threat ID: 6a27e9938dd33fbd8516a7fe
Added to database: 06/09/2026, 10:23:15 UTC
Last enriched: 06/25/2026, 23:20:08 UTC
Last updated: 07/31/2026, 19:24:47 UTC
Views: 43
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