Denial of service in github.com/jackc/pgproto3/v2 (github.com/jackc/pgproto3/v2 github.com/jackc/pgproto3/v2)
At a glance
- Source
- NVD
- EPSS
- EPSS 0.68 % · percentile 52 ()
- State
- PUBLISHED
- Published
- Updated
- Assigner
- Go
- NVD status
- Modified
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.
Weaknesses (CWE)
- CWE-1285 — Improper Validation of Specified Index, Position, or Offset in Input
- CWE-129 — Improper Validation of Array Index
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-pgx
- https://access.redhat.com/security/cve/CVE-2026-32286
- https://bugzilla.redhat.com/show_bug.cgi?id=2451847
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-32286.json
- https://access.redhat.com/errata/RHSA-2026:22450
- https://access.redhat.com/errata/RHSA-2026:22714
- https://access.redhat.com/errata/RHSA-2026:22423
- https://access.redhat.com/errata/RHSA-2026:22347
- https://access.redhat.com/errata/RHSA-2026:23345
- https://access.redhat.com/errata/RHSA-2026:11070
- https://access.redhat.com/errata/RHSA-2026:11217
- https://access.redhat.com/errata/RHSA-2026:11916
- https://access.redhat.com/errata/RHSA-2026:11856
- https://access.redhat.com/errata/RHSA-2026:21017
- https://access.redhat.com/errata/RHSA-2026:24853
- https://access.redhat.com/errata/RHSA-2026:19375
- https://access.redhat.com/errata/RHSA-2026:22465
- https://access.redhat.com/errata/RHSA-2026:11996
- https://access.redhat.com/errata/RHSA-2026:21769
Scores
| Version | Score | Vector | Scored by |
|---|---|---|---|
| CVSS 3.1 | HIGH 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | CISA-ADP |
| CVSS 3.1 | HIGH 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | redhat-SADP |
| CVSS 3.1 | HIGH 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | NVD · 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary) |
| CVSS 3.1 | HIGH 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | NVD · 0b0ca135-0b70-47e7-9f44-1890c2a1c46c (Secondary) |
Advisories
- GHSA-jqcq-xjh3-6g23 — Denial of service in github.com/jackc/pgproto3/v2
- GO-2026-4518 — Denial of service in github.com/jackc/pgproto3/v2
European references
- ENISA EUVD · EUVD-2026-16347
- GCVE · GCVE-0-2026-32286
CERT-FR advisories
- CERTFR-2026-AVI-1094 — Multiples vulnérabilités dans les produits IBM · cert.ssi.gouv.fr
- CERTFR-2026-AVI-0698 — Multiples vulnérabilités dans les produits IBM · cert.ssi.gouv.fr
- CERTFR-2026-AVI-0556 — Multiples vulnérabilités dans les produits VMware · cert.ssi.gouv.fr
Affected configurations (NVD CPE)
cpe:2.3:a:jackc:pgproto3:*:*:*:*:*:go:*:*≥ 2.0.0 ≤ 2.3.3
Affected products
| Product | Versions |
|---|---|
| github.com/jackc/pgproto3/v2 · github.com/jackc/pgproto3/v2 | unaffected 0 < 2.0.0 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| CERT-FR (ANSSI) | Licence Ouverte / Etalab 2.0 |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |