NULL pointer dereference in Pgpool-II
Priority MEDIUM 43CWE-476Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-476.
Summary
A NULL pointer dereference vulnerability exists in Pgpool-II, which may allow an unauthenticated attacker to cause abnormal termination of the watchdog process.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.0029 21st percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Pgpool Global Development Group | Pgpool-II | 4.7.0 – 4.7.2; 4.6.0 – 4.6.7; 4.5.0 – 4.5.12; 4.4.0 – 4.4.17; 4.3.0 – 4.3.20; 3.5.x – 4.2.x | — | No fix listed | CNA |
- Pgpool-II VendorPgpool Global Development Group Affected 4.7.0 – 4.7.2; 4.6.0 – 4.6.7; 4.5.0 – 4.5.12; 4.4.0 – 4.4.17; 4.3.0 – 4.3.20; 3.5.x – 4.2.x Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Timeline
- 2026-10-02 Threatist record created from CVE-2026-92871
- 2026-10-03 Alias added: GHSA-98gg-48ph-mg6c
- 2026-10-11 Affected versions changed · Red Hat
- 2026-10-11 CVSS score added · Red Hat
References
More Pgpool Global Development Group vulnerabilities
- TI-2025-29434 Authentication bypass in Pgpool-II CVSS 4.0CRITICAL 9.3
- TI-2026-62564 Stack-based buffer overflow in Pgpool-II CVSS 4.0HIGH 8.7
- TI-2026-62561 Out-of-bounds write in Pgpool-II CVSS 4.0HIGH 8.7
- TI-2024-30643 Information disclosure in Pgpool-II CVSS 3.1HIGH 7.5
- TI-2026-62567 Pgpool-II contains an incorrect implementation of an authentication algorithm, which may… CVSS 4.0MEDIUM 6.9
- TI-2026-62562 Improper certificate validation in Pgpool-II CVSS 4.0MEDIUM 6.9
Sources
- CVE-2026-92871 · CVE Program
- CVE-2026-92871 · NVD
- FIRST EPSS
- GHSA-98gg-48ph-mg6c · GitHub Advisory Database · CC BY 4.0
- CVE-2026-92871 · Red Hat security data · CC BY 4.0
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