CVE-2021-39926
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2021-39926
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-39926.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2021-39926
- Downstream
- Related
- Published
- 2021-11-19T17:15:08.620Z
- Modified
- 2025-11-14T12:19:38.971955Z
- Severity
-
- 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
- Summary
- [none]
- Details
-
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
- References
-
- 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://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39926.json
- https://gitlab.com/wireshark/wireshark/-/issues/17649
- https://security.gentoo.org/glsa/202210-04
- https://www.debian.org/security/2021/dsa-5019
- https://www.wireshark.org/security/wnpa-sec-2021-08.html
Affected packages
Git / github.com/wireshark/wireshark
Affected versions
v3.*
v3.4.0
v3.4.1
v3.4.1rc0
v3.4.2
v3.4.2rc0
v3.4.3
v3.4.3rc0
v3.4.4
v3.4.4rc0
v3.4.5
v3.4.5rc0
v3.4.6
v3.4.6rc0
v3.4.7
v3.4.7rc0
v3.4.8
v3.4.8rc0
v3.4.9
v3.4.9rc0
wireshark-3.*
wireshark-3.4.0
wireshark-3.4.1
wireshark-3.4.2
wireshark-3.4.3
wireshark-3.4.4
wireshark-3.4.5
wireshark-3.4.6
wireshark-3.4.7
wireshark-3.4.8
wireshark-3.4.9