High8.8Red Hat & Ubuntu Linux
Arbitrary Code Execution via DHCPv6 Client Heap Buffer Overflow
CVE-2026-29004 Published May 4, 2026
CVE-2026-29004
Affected products & platforms
Red Hat & Ubuntu LinuxUnclassified
Summary
Arbitrary Code Execution via DHCPv6 Client Heap Buffer Overflow. Red Hat rates this important (CVSS 8.8). Weakness: CWE-131. Affected package(s): busybox-main. Resolved in Red Hat advisory RHSA-2026:30652 — update the affected packages (`sudo dnf update`).
Affected versions
- busybox-main-1.37.0-7.3.hum1
Official advisory · high-confidence parse· fetched 6 hours ago·verify at source
Fixed versions
- RHSA-2026:30652
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-2026:30652 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 6 hours ago·verify at source
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