High [CVE-2026-23532] Denial of Service and potential code execution via client-side heap buffer overflow
This high-severity Red Hat Linux advisory covers CVE-2026-23532 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
Denial of Service and potential code execution via client-side heap buffer overflow. Red Hat rates this important (CVSS 7.6).
Weakness: CWE-122. Affected package(s): freerdp.
Resolved in Red Hat advisory RHSA-2026:2952 — 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-2:3.10.3-3.el10_0.1
- freerdp-2:2.11.2-1.el9_4.1
- freerdp-2:2.2.0-12.el8_8.1
- freerdp-2:2.2.0-7.el8_6.1
- freerdp-2:2.0.0-46.rc4.el8_2.6
- freerdp-2:2.11.7-1.el9_6.1
- freerdp-2:3.10.3-5.el10_1.1
- freerdp-2:2.4.1-3.el9_0
- freerdp-2:2.11.7-1.el9_7.1
- freerdp-2:2.2.0-7.el8_4
- freerdp-0:2.1.1-5.el7_9.1
- freerdp-2:2.11.7-2.el8_10
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
- RHSA-2026:2952
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-2026:2952 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
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