Medium [CVE-2026-23732] Denial of Service via FastGlyph parsing buffer overflow
This medium-severity Red Hat Linux advisory covers CVE-2026-23732 affecting Red Hat Enterprise Linux 1, Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 9.
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Summary
Denial of Service via FastGlyph parsing buffer overflow. Red Hat rates this moderate (CVSS 6.5).
Weakness: CWE-122. Affected package(s): freerdp.
Resolved in Red Hat advisory RHSA-2026:6958 — update the affected packages (`sudo dnf update`).
Affected products named by the advisory: Red Hat Enterprise Linux 1; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9; Red Hat Enterprise Linux 7.
- freerdp-2:3.10.3-12.el10_2.2
- freerdp-2:2.0.0-46.rc4.el8_2.10
- freerdp-2:2.2.0-12.el8_8.5
- freerdp-2:2.2.0-12.el8_4
- freerdp-2:2.11.2-1.el9_4.5
- freerdp-2:3.10.3-5.el10_1.5
- freerdp-2:2.2.0-7.el8_6.5
- freerdp-2:2.4.1-3.el9_0.4
- freerdp-2:2.11.7-1.el9_6.7
- freerdp-2:2.11.7-1.el9_7.5
- freerdp-0:2.1.1-5.el7_9.7
- freerdp-2:2.4.1-6.el9_2.6
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
- RHSA-2026:6958
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-2026:6958 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 2 months ago·verify at source
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