In libdoc through 2019-01-28, calcFileBlockOffset in ole.c allows division by zero.
Priority LOW 32CWE-369Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-369.
Summary
In libdoc through 2019-01-28, calcFileBlockOffset in ole.c allows division by zero.
Why it matters now
EPSS 0.01557 75th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:libdoc_project:libdoc:*:*:*:*:*:*:*:* | up to 2019-01-28 | Vulnerable | Libdoc Project |
- cpe:2.3:a:libdoc_project:libdoc:*:*:*:*:*:*:*:* Versions up to 2019-01-28 Vulnerable ·Libdoc Project
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2019-7156
- 2026-10-03 Alias added: GHSA-6v2f-3v36-m3vq
References
More Libdoc Project Libdoc vulnerabilities
- TI-2019-05128 In libdoc through 2019-01-28, doc2text in catdoc.c has a NULL pointer dereference. CVSS 3.0HIGH 8.8
- TI-2018-14495 The getlong function in numutils.c in libdoc through 2017-10-23 has a heap-based buffer… CVSS 3.0MEDIUM 6.5
- TI-2018-14493 The process_file function in reader.c in libdoc through 2017-10-23 has a heap-based… CVSS 3.1MEDIUM 6.5
Sources
- CVE-2019-7156 · CVE Program
- CVE-2019-7156 · NVD
- FIRST EPSS
- GHSA-6v2f-3v36-m3vq · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences