CVE-2026-5655
Use After Free in Wireshark
- State
- Published
- Severity
- 5.5 Medium
- Published
- Apr 30, 2026
- Updated
- Apr 30, 2026
- Reserved
- Apr 6, 2026
Description
SDP protocol dissector crash in Wireshark 4.6.0 to 4.6.4 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-416 Use After Free
Affected Products
| Product | Versions |
|---|---|
WiresharkWireshark Foundation |
|
References
- https://www.wireshark.org/security/wnpa-sec-2026-19.html
- GitLab Issue #21112issue-trackingpermissions-required
- https://gitlab.com/wireshark/wireshark/-/work_items/21112exploit
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