CVE-2026-96421CWE-1325

CVE-2026-96421

Medium · published September 29, 2026

CVSS v3.1
5.5
EPSS
0%
Percentile
2.3
In the wild
Unconfirmed
What it is

USB HID protocol dissector infinite loop and memory leak in 4.6.0 to 4.6.8 and 4.4.0 to 4.4.18 allows denial of service

The record
Technical detail
CVSS v3.1
5.5 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00130 · 2.3th percentile
Weakness
CWE-1325 · Improperly Controlled Sequential Memory Allocation
Published
2026-09-29T14:17Z
Affected products (2)
ProductVersionsFixed in
wireshark/wireshark≥ 4.4.0, < 4.4.194.4.19
wireshark/wireshark≥ 4.6.0, < 4.6.94.6.9
References (3)
https://gitlab.com/wireshark/wireshark/-/work_items/21566 · [email protected]https://www.wireshark.org/security/wnpa-sec-2026-103.html · [email protected]https://gitlab.com/wireshark/wireshark/-/work_items/21566 · 134c704f-9b21-4f2e-91b3-4a467353bcc0
EPSS history
Timeline
  • 30 SEP 03:29Z
    EPSS moved — → 0%
    epss
  • 29 SEP 09:31Z
    Improperly Controlled Sequential Memory Allocation in Wireshark
    cvelistv5