CVE-2026-6531
Loop with Unreachable Exit Condition ('Infinite Loop') in Wireshark
- State
- Published
- Severity
- 5.5 Medium
- Published
- Apr 30, 2026
- Updated
- Apr 30, 2026
- Reserved
- Apr 17, 2026
Description
SANE protocol dissector infinite loop in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 5.5 Medium | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H | GitLab |
Weaknesses
- CWE-835 Loop with Unreachable Exit Condition ('Infinite Loop')
Affected Products
| Product | Versions |
|---|---|
WiresharkWireshark Foundation |
|
References
- https://www.wireshark.org/security/wnpa-sec-2026-30.html
- GitLab Issue #21139issue-trackingpermissions-required
- https://gitlab.com/wireshark/wireshark/-/work_items/21139exploit
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