PT-2026-78840 · Wireshark · Wireshark

Aisle Research

·

CVE-2026-76879

·

Published

2026-08-07

·

Updated

2026-08-30

CVSS v2.0

7.8

High

VectorAV: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 4.6.7 Wireshark versions 4.4.0 through 4.4.18
Description A crash in the C12.22 protocol dissector allows a denial of service. A dissector is a software component that breaks down network traffic into a human-readable format.
Recommendations Update Wireshark versions 4.6.0 through 4.6.7 to version 4.6.8. Update Wireshark versions 4.4.0 through 4.4.18 to version 4.4.19.

Exploit

Fix

Stack Overflow

Found an issue in the description? Have something to add? Feel free to write us 👾
dbugs@ptsecurity.com

Weakness Enumeration

CWE-121

Related Identifiers

AZL-96809
BDU:2026-12049
CVE-2026-76879
OESA-2026-3584
OPENSUSE-SU-2026:11579-1

Affected Products

Wireshark