Medium6.4Red Hat & Ubuntu Linux
udev in systemd: Privilege escalation via malicious hardware devices and unsanitized kernel output
CVE-2026-40225 Published Apr 10, 2026
CVE-2026-40225
Affected products & platforms
Red Hat & Ubuntu LinuxUnclassified
Summary
udev in systemd: Privilege escalation via malicious hardware devices and unsanitized kernel output. Red Hat rates this moderate (CVSS 6.4). Weakness: CWE-250. Affected package(s): systemd-main. Resolved in Red Hat advisory RHSA-2026:7299 — update the affected packages (`sudo dnf update`).
Affected versions
- systemd-main-260.1-2.1.hum1
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
Fixed versions
- RHSA-2026:7299
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
Mitigation checklist
Recommended fix / mitigation
- Update the affected package(s) to the fixed version shipped in RHSA-2026:7299 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 2 hours ago·verify at source
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