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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database
  1. Vulnerabilities

CVE-2021-39926 Detail

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

 
NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39926.json Third Party Advisory 
https://gitlab.com/wireshark/wireshark/-/issues/17649 Exploit  Issue Tracking  Patch  Third Party Advisory 
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A6AJFIYIHS3TYDD2EBYBJ5KKE52X34BJ/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YEWTIRMC2MFQBZ2O5M4CJHJM4JPBHLXH/
https://security.gentoo.org/glsa/202210-04 Third Party Advisory 
https://www.debian.org/security/2021/dsa-5019 Third Party Advisory 
https://www.wireshark.org/security/wnpa-sec-2021-08.html Vendor Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') cwe source acceptance level NIST  

Known Affected Software Configurations Switch to CPE 2.2

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Denotes Vulnerable Software
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Change History

8 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2021-39926
NVD Published Date:
11/19/2021
NVD Last Modified:
11/06/2023
Source:
GitLab Inc.