High [CVE-2026-22858] FreeRDP global-buffer-overflow
This high-severity Red Hat Linux advisory covers CVE-2026-22858 affecting Red Hat Enterprise Linux 10.0 Extended Update Support, Red Hat Enterprise Linux 7 Extended Lifecycle Support, Red Hat Enterprise Linux 8.2 Advanced Update Support.
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Summary
FreeRDP global-buffer-overflow. Red Hat rates this important (CVSS 7.4).
Weakness: CWE-787. Affected package(s): freerdp.
Resolved in Red Hat advisory RHSA-2026:4439 — update the affected packages (`sudo dnf update`).
Affected products named by the advisory: Red Hat Enterprise Linux 10.0 Extended Update Support; Red Hat Enterprise Linux 7 Extended Lifecycle Support; Red Hat Enterprise Linux 8.2 Advanced Update Support; Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support; and 11 more.
- freerdp-2:3.10.3-12.el10_2.2
- freerdp-2:2.2.0-8.el8_4
- freerdp-2:2.4.1-3.el9_0.1
- freerdp-2:2.11.2-1.el9_4.2
- freerdp-2:2.2.0-12.el8_8.2
- freerdp-2:2.0.0-46.rc4.el8_2.7
- freerdp-2:2.2.0-7.el8_6.2
- freerdp-2:3.10.3-5.el10_1.2
- freerdp-2:2.11.7-1.el9_7.2
- freerdp-2:2.11.7-1.el9_6.2
- freerdp-2:2.11.7-3.el8_10
- freerdp-2:2.4.1-6.el9_2.3
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
- RHSA-2026:4439
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
Mitigation checklist
- Update the affected package(s) to the fixed version shipped in RHSA-2026:4439 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
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