All vulnerabilities

Servers and applications

CVE-2021-32027

A flaw was found in postgresql in versions before 13.3, before 12.7, before 11.12, before 10.17 and before 9.6.22. 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.

Severity
High 8.8
Published
1 Jun 2021
Last changed
17 Jun 2026
Added to UpHeron
16 Oct 2026
Fixed in
9.6.22, 10.17, 11.12, 12.7, 13.3
Sources
NVD

Affected software

SoftwareAffected versions
PostgreSQLServers and applications · cpe:a:postgresql:postgresql
  • From 9.6.0 before 9.6.22
  • From 10.0 before 10.17
  • From 11.0 before 11.12
  • From 12.0 before 12.7
  • From 13.0 before 13.3

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2021-32027
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2021-32027