In Wireshark 2.2.0 to 2.2.6 and 2.0.0 to 2.0.12, the DICOM dissector has an infinite loop.
Priority LOW 38CWE-835Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Denial of service
- Confidentiality · integrity · availability
- None · None · High
- Fix status
- Will not fix Red Hat: no fix planned
Attack profile from CVSS 3.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-835.
Summary
In Wireshark 2.2.0 to 2.2.6 and 2.0.0 to 2.0.12, the DICOM dissector has an infinite loop. This was addressed in epan/dissectors/packet-dcm.c by validating a length value.
Why it matters now
EPSS 0.02942 87th percentileScored 2026-11-07
Fix Will not fix Red Hat: no fix planned
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 · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:* | 2.0.0 – 2.0.12; 2.2.0 – 2.2.6 | Vulnerable | Wireshark Foundation |
| cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* | 8.0 | Vulnerable | Debian |
- cpe:2.3:a:wireshark:wireshark:*:*:*:*:*:*:*:* Versions 2.0.0 – 2.0.12; 2.2.0 – 2.2.6 Vulnerable ·Wireshark Foundation
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Debian
Remediation
No fixed version listed by the sources yet.
Vendor assessments
Red Hat
Red Hat rating: Moderate. Red Hat's page for this CVE →
| Product | Status | Plan or fix |
|---|---|---|
| Red Hat Enterprise Linux 6 | Affected | No fix planned: Will not fix |
| Red Hat Enterprise Linux 7 | Affected | No fix planned: Will not fix |
Timeline
- 2026-10-02 Threatist record created from CVE-2017-9349
- 2026-10-03 Alias added: GHSA-5m6g-cjgh-p8qj
References
Advisory 3
Sources
- CVE-2017-9349 · CVE Program
- CVE-2017-9349 · NVD
- FIRST EPSS
- GHSA-5m6g-cjgh-p8qj · GitHub Advisory Database · CC BY 4.0
- CVE-2017-9349 · Red Hat security data · CC BY 4.0
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