QID 198322

Date Published: 2021-04-19

QID 198322: Ubuntu Security Notification for Nettle vulnerability (USN-4906-1)

Nettle incorrectly handled signature verification

A remote attacker could use this issue to cause Nettle to crash, resulting in a denial of service, or possibly force invalid signatures

  • CVSS V3 rated as Critical - 8.1 severity.
  • CVSS V2 rated as High - 6.8 severity.
    • Solution
    Refer to Ubuntu advisory: USN-4906-1 for affected packages and patching details, or update with your package manager.
    Vendor References

    CVEs related to QID 198322

    CVE-2021-20305 |
    Software Advisories
    Advisory ID Software Component Link
    USN-4906-1 Ubuntu Linux URL Logo usn.ubuntu.com/4906-1
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