CVE-2021-39926

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

Buffer overflow in the Bluetooth HCI_ISO dissector in Wireshark 3.4.0 to 3.4.9 allows denial of service via packet injection or crafted capture file

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-120

Affected software

No affected versions have been published.

Timeline

Published
Nov 19, 2021
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2021

CVE-2021-399274.3Server side request forgery protections in GitLab CE/EE versions between 8.4 and 14.4.4, between 14.5.0 and 14.5.2, and between 14.6.0 and 1CVE-2021-399287.5NULL pointer exception in the IEEE 802.11 dissector in Wireshark 3.4.0 to 3.4.9 and 3.2.0 to 3.2.17 allows denial of service via packet injeCVE-2021-399297.5Uncontrolled Recursion in the Bluetooth DHT dissector in Wireshark 3.4.0 to 3.4.9 and 3.2.0 to 3.2.17 allows denial of service via packet inCVE-2021-39936.5showdoc is vulnerable to Cross-Site Request Forgery (CSRF)CVE-2021-399304.3Missing authorization in GitLab EE versions between 12.4 and 14.3.6, between 14.4.0 and 14.4.4, and between 14.5.0 and 14.5.2 allowed an attCVE-2021-399314.3An issue has been discovered in GitLab CE/EE affecting all versions starting from 8.11 before 14.3.6, all versions starting from 14.4 beforeCVE-2021-399324.3An issue has been discovered in GitLab CE/EE affecting all versions starting from 11.0 before 14.3.6, all versions starting from 14.4 beforeCVE-2021-399336.5An issue has been discovered in GitLab CE/EE affecting all versions starting from 12.10 before 14.3.6, all versions starting from 14.4 beforCVE-2021-399344.3Improper access control allows any project member to retrieve the service desk email address in GitLab CE/EE versions starting 12.10 before CVE-2021-399357.5An issue has been discovered in GitLab CE/EE affecting all versions starting from 10.5 before 14.3.6, all versions starting from 14.4 beforeCVE-2021-399364.3Improper access control in GitLab CE/EE affecting all versions starting from 10.7 before 14.3.6, all versions starting from 14.4 before 14.4CVE-2021-399378.8A collision in access memoization logic in all versions of GitLab CE/EE before 14.3.6, all versions starting from 14.4 before 14.4.4, all ve