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CVE-2026-76886

nvd nist
Published: Aug 19, 2026Modified: Aug 28, 2026

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9.8
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Exploitability: 3.9 / Impact: 5.9
Source: NVD

Description

C12.22 protocol dissector crash in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service

Affected (2)

Products: Wireshark: Wireshark
Wireshark
1 product
Wireshark
Configuration A
2 vulnerable
Vulnerable SoftwareAffected Versions
Wireshark
Wireshark
From 4.4.0 to 4.4.18
Wireshark
From 4.6.0 to 4.6.8

Related CWEs

CWE-122
Heap-based Buffer Overflow
A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().

References (3)

Source: cve@gitlab.com
ExploitMitigationVendor Advisory
Source: cve@gitlab.com
Vendor Advisory
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0
ExploitMitigationVendor Advisory

Timeline

No history available yet.