CVE-2026-9759

MEDIUM

NULL Pointer Dereference in Wireshark

Title source: cna
STIX 2.1

Description

ROHC protocol dissector crash in Wireshark 4.6.0 to 4.6.5 and 4.4.0 to 4.4.15 allows denial of service

Scores

CVSS v3 5.5
EPSS 0.0009
EPSS Percentile 0.7%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-476
Status published
Products (3)
wireshark/wireshark 4.4.0 - 4.4.16
Wireshark Foundation/Wireshark 4.4.0 - 4.4.16
Wireshark Foundation/Wireshark 4.6.0 - 4.6.6
Published May 27, 2026
Tracked Since May 28, 2026