CVE-2026-6526 Details
Description
RTSP protocol dissector crash in Wireshark 4.6.0 to 4.6.4
A null pointer dereference vulnerability has been identified in the RTSP protocol dissector of Wireshark. This issue is present in Wireshark versions 4.6.0 through 4.6.4. The vulnerability arises when the dissector processes a malformed RTSP DESCRIBE request containing a specific URI format, leading to a crash. The issue can be triggered by injecting a malformed packet or by opening a packet trace file that contains the malformed data.
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 Apr 30, 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/21173 | [email protected] | ExploitIssue TrackingThird Party Advisory |
| https://www.wireshark.org/security/wnpa-sec-2026-35.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, <= 4.6.4 |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| May 1, 2026 | Initial Analysis | [email protected] |
| Apr 30, 2026 | New CVE Received | [email protected] |