CVE-2026-6525 Details
Description
IEEE 802.11 protocol dissector crash in Wireshark 4.6.0 to 4.6.4
A denial-of-service vulnerability has been identified in Wireshark versions 4.6.0 through 4.6.4. The issue arises in the IEEE 802.11 protocol dissector, where selecting certain packets can cause the application to crash. This crash appears to be related to multi-link information in the packets and can be triggered by reading a malformed packet trace file or by injecting a malformed packet onto the network.
Users are advised to upgrade to Wireshark version 4.6.5 or later.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed May 4, 2026References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://gitlab.com/wireshark/wireshark/-/work_items/21008 | CISA-ADP | ExploitIssue TrackingPatch |
| https://gitlab.com/wireshark/wireshark/-/work_items/21008 | [email protected] | ExploitIssue TrackingPatch |
| https://www.wireshark.org/security/wnpa-sec-2026-36.html | [email protected] | Vendor Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-476 | NULL Pointer Dereference | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| wireshark wireshark | >= 4.6.0, < 4.6.5 |
CPE
Remediation
| |
Change History
5 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| May 5, 2026 | Initial Analysis | [email protected] |
| May 4, 2026 | CVE Modified | CISA-ADP |
| May 2, 2026 | New CVE Received | [email protected] |