CVE-2026-32286
Denial of service in github.com/jackc/pgproto3/v2
- State
- Published
- Severity
- 7.5 High
- Published
- Mar 26, 2026
- Updated
- Sep 10, 2026
- Reserved
- Mar 11, 2026
Description
The DataRow.Decode function fails to properly validate field lengths. A malicious or compromised PostgreSQL server can send a DataRow message with a negative field length, causing a slice bounds out of range panic.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 7.5 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | CISA-ADP |
| 3.1 | 7.5 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | redhat-SADP |
Weaknesses
- CWE-1285 Improper Validation of Specified Index, Position, or Offset in Input
Affected Products
| Product | Versions |
|---|---|
github.com/jackc/pgproto3/v2github.com/jackc/pgproto3/v2 |
|
References
- https://github.com/advisories/GHSA-jqcq-xjh3-6g23
- https://github.com/jackc/pgx/issues/2507
- https://github.com/golang/vulndb/issues/4518
- https://pkg.go.dev/vuln/GO-2026-4518
- https://securityinfinity.com/research/memory-safety-vulnerabilities-in-go-postgresql-wire-protocol-parsers-pgproto3-pgxexploit
- https://access.redhat.com/security/cve/CVE-2026-32286vdb-entry
- RHBZ#2451847issue-tracking
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-32286.json
- https://access.redhat.com/errata/RHSA-2026:22450vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:22714vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:22423vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:22347vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:23345vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:11070vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:11217vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:11916vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:11856vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:21017vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:24853vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:19375vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:22465vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:11996vendor-advisory
- https://access.redhat.com/errata/RHSA-2026:21769vendor-advisory
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