PT-2026-36058 · Wireshark · Wireshark

Sharon Brizinov · Published 2026-04-11 · Updated 2026-05-30 · CVE-2026-6520

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

AV:N/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions Wireshark versions 4.6.0 through 4.6.4 Wireshark versions 4.4.0 through 4.4.14

Description An infinite loop in the OpenFlow v6 protocol dissector can lead to a denial of service.

Recommendations Update Wireshark versions 4.6.0 through 4.6.4 to a version later than 4.6.4. Update Wireshark versions 4.4.0 through 4.4.14 to a version later than 4.4.14.

Exploit

Fix

DoS

Infinite Loop

Weakness Enumeration

CWE-835

Related Identifiers

BDU:2026-06981

CVE-2026-6520

OESA-2026-2225

OESA-2026-2226

OESA-2026-2227

OESA-2026-2228

OPENSUSE-SU-2026:10686-1

Affected Products

Wireshark

References · 102

• 🔥 https://gitlab.com/wireshark/wireshark/-/work_items/21181 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-7375 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-7379 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-5404 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-6532 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-6520 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-5299 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-6868 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-6519 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-5408 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-7376 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-5653 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-6521 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-5401 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-6523 · Security Note