CVE-2026-15166 PUBLISHED

Stack-based Buffer Overflow in Wireshark

Assigner: GitLab
Reserved: 08.07.2026 Published: 08.07.2026 Updated: 09.07.2026

IEEE 802.11 protocol dissector crash in Wireshark 4.6.0 to 4.6.6 and 4.4.0 to 4.4.16 allows denial of service

Metrics

CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS Score: 5.5

Product Status

Vendor Wireshark Foundation
Product Wireshark
Versions Default: unaffected
  • affected from 4.6.0 to 4.6.7 (excl.)
  • affected from 4.4.0 to 4.4.17 (excl.)

Solutions

Upgrade to version 4.6.7 or above

Credits

  • Claude and Ada Logics finder

References

Problem Types

  • CWE-121: Stack-based Buffer Overflow CWE