CVE-2026-4427
unknown
CVSS v3
—
CVSS v2
—
VIR risk
—
Description
Duplicate Advisory: pgproto3: Negative field length panics in DataRow.Decode
Predictions
Exploit likelihood
30%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2026-4427.html
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | |
Package impact
| Ecosystem | Package | Vulnerable | Fixed |
|---|---|---|---|
| Go | github.com/jackc/pgproto3/v2 | <=2.3.3 | |
References
- https://nvd.nist.gov/vuln/detail/CVE-2026-4427
- https://github.com/golang/vulndb/issues/4518
- https://github.com/jackc/pgx/issues/2507
- https://access.redhat.com/security/cve/CVE-2026-4427
- https://bugzilla.redhat.com/show_bug.cgi?id=2448626
- https://github.com/jackc/pgproto3
- https://securityinfinity.com/research/memory-safety-vulnerabilities-in-go-postgresql-wire-protocol-parsers-pgproto3-pgx
- https://www.suse.com/security/cve/CVE-2026-4427.html
Verify integrity in audit chain (admin only). AS-IS.