QID 355422

Date Published: 2023-06-14

QID 355422: Amazon Linux Security Advisory for dnsmasq : ALAS2023-2023-192

An issue was discovered in dnsmasq before 2.90.
The default maximum edns.0 udp packet size was set to 4096 but should be 1232 because of dns flag day 2020. (
( CVE-2023-28450)



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 High - 7.5 severity.
  • CVSS V2 rated as Medium - 5.4 severity.
    • Solution
    Please refer to Amazon advisory: ALAS2023-2023-192 for affected packages and patching details, or update with your package manager.
    Vendor References

    CVEs related to QID 355422

    CVE-2023-28450 |
    Software Advisories
    Advisory ID Software Component Link
    ALAS2023-2023-192 amazon linux 2023 URL Logo alas.aws.amazon.com/AL2023/ALAS-2023-192.html
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