7.5

CVE-2026-76928

Exploit

NULL Pointer Dereference in Wireshark

X.509IF protocol dissector crash in 4.6.0 to 4.6.7 and 4.4.0 to 4.4.18 allows denial of service
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Wireshark ≫ Wireshark Version >= 4.4.0 < 4.4.18
Wireshark ≫ Wireshark Version >= 4.6.0 < 4.6.8
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.28% 0.21
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
cve@gitlab.com 7.5 3.9 3.6
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

https://www.wireshark.org/security/wnpa-sec-2026-87.html
Vendor Advisory
https://gitlab.com/wireshark/wireshark/-/work_items/21469
Vendor Advisory
Exploit
Mitigation