High7.5Red Hat & Ubuntu Linux
Heap buffer overflow allows arbitrary code execution via crafted pixel data
CVE-2026-33984 Published Mar 30, 2026
CVE-2026-33984
Affected products & platforms
Red Hat & Ubuntu LinuxUnclassified
Summary
Heap buffer overflow allows arbitrary code execution via crafted pixel data. Red Hat rates this important (CVSS 7.5). Weakness: CWE-131. Affected package(s): freerdp. Resolved in Red Hat advisory RHSA-2026:8945 — update the affected packages (`sudo dnf update`).
Affected versions
- freerdp-2:3.10.3-12.el10_2.2
- freerdp-2:2.2.0-12.el8_8.6
- freerdp-2:2.11.7-7.el9_8.1
- freerdp-2:2.4.1-6.el9_2.7
- freerdp-2:2.0.0-46.rc4.el8_2.11
- freerdp-2:2.11.2-1.el9_4.6
- freerdp-2:2.11.7-1.el9_6.8
- freerdp-2:3.10.3-5.el10_1.6
- freerdp-2:2.2.0-13.el8_4
- freerdp-2:2.4.1-3.el9_0.5
- freerdp-2:2.11.7-7.el8_10
- freerdp-2:2.2.0-7.el8_6.6
Official advisory · high-confidence parse· fetched 7 hours ago·verify at source
Fixed versions
- RHSA-2026:8945
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-2026:8945 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 7 hours ago·verify at source
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