PT-2026-36071 · Wireshark · Wireshark

Sharon Brizinov · Published 2026-03-26 · Updated 2026-05-09 · CVE-2026-6534

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

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 USB HID protocol dissector can lead to a denial of service.

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

Exploit

Fix

DoS

Infinite Loop

Weakness Enumeration

CWE-835

Related Identifiers

BDU:2026-06389

CVE-2026-6534

OESA-2026-2225

OESA-2026-2226

OESA-2026-2227

OESA-2026-2228

OPENSUSE-SU-2026:10686-1

Affected Products

Wireshark

References · 101

• 🔥 https://gitlab.com/wireshark/wireshark/-/work_items/21121 · Exploit
• 🔥 https://gitlab.com/wireshark/wireshark/-/issues/21121 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-7376 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-6527 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-7379 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-5405 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-6537 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-5407 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-7378 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-6529 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-5408 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-6538 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2026-5657 · Security Note
• https://osv.dev/vulnerability/OESA-2026-2226 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-6535 · Security Note