Medium6.1Red Hat & Ubuntu Linux
Incorrect boundary conditions in the Graphics component
CVE-2026-4713 Published Mar 24, 2026
CVE-2026-4713
Affected products & platforms
Red Hat & Ubuntu LinuxUnclassified
Summary
Incorrect boundary conditions in the Graphics component. Red Hat rates this moderate (CVSS 6.1). Weakness: CWE-787. Affected package(s): firefox, thunderbird. Resolved in Red Hat advisory RHSA-2026:6917 — update the affected packages (`sudo dnf update`).
Affected versions
- firefox-0:140.9.0-1.el8_10
- thunderbird-0:140.9.0-1.el8_10
- firefox-0:140.9.0-1.el8_4
- firefox-0:140.9.0-1.el9_2
- firefox-0:140.9.0-1.el8_2
- firefox-0:140.9.0-1.el9_0
- firefox-0:140.9.0-1.el7_9
- firefox-0:140.9.0-1.el8_8
- firefox-0:140.9.0-1.el9_7
- firefox-0:140.9.0-1.el9_6
- firefox-0:140.9.0-1.el8_6
- firefox-0:140.9.0-1.el9_4
Official advisory · high-confidence parse· fetched 6 hours ago·verify at source
Fixed versions
- RHSA-2026:6917
Official advisory · high-confidence parse· fetched 6 hours ago·verify at source
Mitigation checklist
Recommended fix / mitigation
- Update the affected package(s) to the fixed version shipped in RHSA-2026:6917 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 6 hours ago·verify at source
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