QID 356201

Date Published: 2023-09-28

QID 356201: Amazon Linux Security Advisory for postgresql : ALASPOSTGRESQL11-2023-003

A flaw was found in postgresql.
While modifying certain sql array values, missing bounds checks let authenticated database users write arbitrary bytes to a wide area of server memory.
The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability. (
( CVE-2021-32027) a flaw was found in postgresql.
Using an insert ... on conflict ... do update command on a purpose-crafted table, an authenticated database user could read arbitrary bytes of server memory.
The highest threat from this vulnerability is to data confidentiality. (
( CVE-2021-32028)



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 - 8.8 severity.
  • CVSS V2 rated as High - 6.5 severity.
    • Solution
    Please refer to Amazon advisory: ALASPOSTGRESQL11-2023-003 for affected packages and patching details, or update with your package manager.
    Vendor References

    CVEs related to QID 356201

    CVE-2021-32028 | CVE-2021-32027 |
    Software Advisories
    Advisory ID Software Component Link
    ALASPOSTGRESQL11-2023-003 amazon linux 2 URL Logo alas.aws.amazon.com/AL2/ALASPOSTGRESQL11-2023-003.html
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