Red Hat Security Advisory: freerdp security update
Multiple heap and global buffer overflow vulnerabilities have been identified in FreeRDP, a free implementation of the Remote Desktop Protocol client. These vulnerabilities affect the freerdp package in Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions across several architectures including s390x, ppc64le, x86_64, and aarch64. Red Hat has issued an important security advisory with updated packages to address these issues.
AI Analysis
Technical Summary
The Red Hat security advisory RHSA-2026:4489 addresses three buffer overflow vulnerabilities in FreeRDP: CVE-2026-22855 (heap-buffer-overflow), CVE-2026-22858 (global-buffer-overflow), and CVE-2026-22859 (heap-buffer-overflow). These vulnerabilities affect the freerdp client, which is used to connect to RDP servers such as Microsoft Windows machines, xrdp, and VirtualBox. The advisory covers Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions on multiple architectures. The advisory provides updated freerdp packages to remediate these issues.
Potential Impact
The vulnerabilities involve heap and global buffer overflows in FreeRDP, which could potentially lead to memory corruption. The advisory rates the security impact as Important (high severity). No CVSS scores are provided in the advisory. There are no known exploits in the wild at the time of publication.
Mitigation Recommendations
Red Hat has released updated freerdp packages for Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions that fix these vulnerabilities. Users should apply the security update as described in the Red Hat advisory RHSA-2026:4489 and the referenced article https://access.redhat.com/articles/11258. No additional mitigation steps are indicated by the vendor.
Red Hat Security Advisory: freerdp security update
Description
Multiple heap and global buffer overflow vulnerabilities have been identified in FreeRDP, a free implementation of the Remote Desktop Protocol client. These vulnerabilities affect the freerdp package in Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions across several architectures including s390x, ppc64le, x86_64, and aarch64. Red Hat has issued an important security advisory with updated packages to address these issues.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The Red Hat security advisory RHSA-2026:4489 addresses three buffer overflow vulnerabilities in FreeRDP: CVE-2026-22855 (heap-buffer-overflow), CVE-2026-22858 (global-buffer-overflow), and CVE-2026-22859 (heap-buffer-overflow). These vulnerabilities affect the freerdp client, which is used to connect to RDP servers such as Microsoft Windows machines, xrdp, and VirtualBox. The advisory covers Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions on multiple architectures. The advisory provides updated freerdp packages to remediate these issues.
Potential Impact
The vulnerabilities involve heap and global buffer overflows in FreeRDP, which could potentially lead to memory corruption. The advisory rates the security impact as Important (high severity). No CVSS scores are provided in the advisory. There are no known exploits in the wild at the time of publication.
Mitigation Recommendations
Red Hat has released updated freerdp packages for Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions that fix these vulnerabilities. Users should apply the security update as described in the Red Hat advisory RHSA-2026:4489 and the referenced article https://access.redhat.com/articles/11258. No additional mitigation steps 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-2026:4489
- Cve Count
- 3
- Additional Cves
- ["CVE-2026-22858","CVE-2026-22859"]
Threat ID: 6a27e9928dd33fbd8516a205
Added to database: 06/09/2026, 10:23:14 UTC
Last enriched: 08/18/2026, 13:56:41 UTC
Last updated: 09/12/2026, 22:01:32 UTC
Views: 47
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