QID 352855

Date Published: 2021-10-22

QID 352855: Amazon Linux Security Advisory for kernel: ALAS2-2021-1712

A flaw was found in the linux kernel.
A race condition was discovered in the ext4 subsystem.
The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability. (
( CVE-2021-40490)



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.

Allows unauthorized disclosure of information; allows unauthorized modification; allows disruption of service.

  • CVSS V3 rated as High - 7 severity.
  • CVSS V2 rated as Medium - 4.4 severity.
    • Solution
    Please refer to Amazon advisory: ALAS2-2021-1712 for affected packages and patching details, or update with your package manager.
    Vendor References

    CVEs related to QID 352855

    CVE-2021-40490 |
    Software Advisories
    Advisory ID Software Component Link
    ALAS2-2021-1712 Amazon Linux 2 URL Logo alas.aws.amazon.com/AL2/ALAS-2021-1712.html
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