High7.5Red Hat & Ubuntu Linux
Denial of Service or arbitrary code execution via maliciously crafted LYB binary blob
CVE-2026-44673 Published May 14, 2026
CVE-2026-44673
Affected products & platforms
Red Hat & Ubuntu LinuxUnclassified
Summary
Denial of Service or arbitrary code execution via maliciously crafted LYB binary blob. Red Hat rates this important (CVSS 7.5). Weakness: CWE-190. Affected package(s): libyang. Resolved in Red Hat advisory RHSA-2026:24758 — update the affected packages (`sudo dnf update`).
Affected versions
- libyang-0:2.1.148-1.el9_8.1
- libyang-0:1.0.184-2.el8_10
- libyang-0:2.1.148-4.el10_2
Official advisory · high-confidence parse· fetched 1 day ago·verify at source
Fixed versions
- RHSA-2026:24758
Official advisory · high-confidence parse· fetched 1 day ago·verify at source
Mitigation checklist
Recommended fix / mitigation
- Update the affected package(s) to the fixed version shipped in RHSA-2026:24758 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 1 day ago·verify at source
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