High7.6Red Hat & Ubuntu Linux
Heap buffer overflow leads to denial of service and potential code execution
CVE-2026-23533 Published Jan 19, 2026
CVE-2026-23533
Affected products & platforms
Red Hat & Ubuntu LinuxUnclassified
Summary
Heap buffer overflow leads to denial of service and potential code execution. 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 versions
- 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 7 hours ago·verify at source
Fixed versions
- RHSA-2026:2952
Official advisory · high-confidence parse· fetched 7 hours ago·verify at source
Mitigation checklist
Recommended fix / mitigation
- 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 7 hours ago·verify at source
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