Low3.8Red Hat & Ubuntu Linux
Input validation bypass via embedded NUL bytes allows parser differential attacks
CVE-2026-33948 Published Apr 13, 2026
CVE-2026-33948
Affected products & platforms
Red Hat & Ubuntu LinuxUnclassified
Summary
Input validation bypass via embedded NUL bytes allows parser differential attacks. Red Hat rates this low (CVSS 3.8). Weakness: CWE-170. Affected package(s): jq-main. Resolved in Red Hat advisory RHSA-2026:8579 — update the affected packages (`sudo dnf update`).
Affected versions
- jq-main-1.8.1-3.hum1
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
Fixed versions
- RHSA-2026:8579
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
Mitigation checklist
Recommended fix / mitigation
- Update the affected package(s) to the fixed version shipped in RHSA-2026:8579 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
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