QID 353182

Date Published: 2022-03-07

QID 353182: Amazon Linux Security Advisory for expat : ALAS2-2022-1754

Expat (libexpat) is susceptible to a software flaw that causes process interruption.
When processing a large number of prefixed xml attributes on a single tag can libexpat can terminate unexpectedly due to integer overflow.
The highest threat from this vulnerability is to availability, confidentiality and integrity. (
( CVE-2022-23852)



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 Critical - 9.8 severity.
  • CVSS V2 rated as High - 7.5 severity.
    • Solution
    Please refer to Amazon advisory: ALAS2-2022-1754 for affected packages and patching details, or update with your package manager.
    Vendor References

    CVEs related to QID 353182

    CVE-2022-23852 |
    Software Advisories
    Advisory ID Software Component Link
    ALAS2-2022-1754 Amazon Linux 2 URL Logo alas.aws.amazon.com/AL2/ALAS-2022-1754.html
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