HighFix available
postgresql, postgresql13 and 2 more products — security advisory
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.
- Products
- postgresql, postgresql13, postgresql14, postgresql15
- Affected versions
- Not specified
- Fixed versions
- 11.12-r0, 12.7-r0, 13.3-r0
- CVEs
- CVE-2021-32027
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 22:04 UTC · Revision 1
Source evidence
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.
osv:ALPINE-CVE-2021-32027
postgresql
Fixed versions: 11.12-r0
postgresql
Fixed versions: 12.7-r0
postgresql
Fixed versions: 12.7-r0
postgresql
Fixed versions: 13.3-r0
postgresql
Fixed versions: 13.3-r0
postgresql13
Fixed versions: 13.3-r0
postgresql13
Fixed versions: 13.3-r0
postgresql14
Fixed versions: 13.3-r0
postgresql14
Fixed versions: 13.3-r0
postgresql14
Fixed versions: 13.3-r0
postgresql14
Fixed versions: 13.3-r0
postgresql15
Fixed versions: 13.3-r0
postgresql15
Fixed versions: 13.3-r0
postgresql15
Fixed versions: 13.3-r0
postgresql15
Fixed versions: 13.3-r0
Complete source record
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"modified": "2026-10-23T17:17:56.186742560Z",
"provider": "osv",
"upstream": [
"CVE-2021-32027"
],
"references": [
"https://security.alpinelinux.org/vuln/CVE-2021-32027"
]
},
"related_cves": [
{
"value": "CVE-2021-32027",
"evidence": "/upstream"
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],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 415437,
"published_at": "2021-06-01T14:15:09.993+00:00"
}