CVE-2026-9759 PUBLISHED

NULL Pointer Dereference in Wireshark

Assigner: GitLab
Reserved: 27.05.2026 Published: 27.05.2026 Updated: 27.05.2026

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

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 4.6.6 (excl.)
  • affected from 4.4.0 to 4.4.16 (excl.)

Solutions

Upgrade to Wireshark 4.6.6 or above

Credits

  • Arjun Basnet @ Securin Labs finder

References

Problem Types

  • CWE-476: NULL Pointer Dereference CWE