QID 354395

Date Published: 2022-12-21

QID 354395: Amazon Linux Security Advisory for systemd : ALAS2022-2022-052

A flaw was found in systemd.
An uncontrolled recursion in systemd-tmpfiles may lead to a denial of service at boot time when too many nested directories are created in /tmp. (
( CVE-2021-3997)



Note: The preceding description block is extracted directly from the security advisory. Using automation, we have attempted to clean and format it as much as possible without introducing additional issues.

Successful exploitation of this vulnerability could lead to a securitybreach or could affect integrity, availability, and confidentiality.

  • CVSS V3 rated as Medium - 5.5 severity.
  • CVSS V2 rated as Medium - 5.4 severity.
    • Solution
    Please refer to Amazon advisory: ALAS2022-2022-052 for affected packages and patching details, or update with your package manager.
    Vendor References

    CVEs related to QID 354395

    CVE-2021-3997 |
    Software Advisories
    Advisory ID Software Component Link
    ALAS2022-2022-052 amazon linux 2022 URL Logo alas.aws.amazon.com/AL2022/ALAS-2022-052.html
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