Low3.3Red Hat & Ubuntu Linux
Denial of Service or data integrity issues from missing bounds check during Dilithium signing.
CVE-2026-41990 Published Apr 23, 2026
CVE-2026-41990
Affected products & platforms
Red Hat & Ubuntu LinuxUnclassified
Summary
Denial of Service or data integrity issues from missing bounds check during Dilithium signing.. Red Hat rates this low (CVSS 3.3). Weakness: CWE-787. Affected package(s): libgcrypt-main. Resolved in Red Hat advisory RHSA-2026:8466 — update the affected packages (`sudo dnf update`).
Affected versions
- libgcrypt-main-1.12.2-1.hum1
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
Fixed versions
- RHSA-2026:8466
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-2026:8466 (`sudo dnf update` / `yum update`).
Official advisory · high-confidence parse· fetched 5 hours ago·verify at source
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