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CVE-2021-39925

Good to know:

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Date: November 18, 2021

Buffer overflow in the Bluetooth SDP dissector in Wireshark 3.4.0 to 3.4.9 and 3.2.0 to 3.2.17 allows denial of service via packet injection or crafted capture file

Language: C

Severity Score

Related Resources (15)

https://www.debian.org/security/2021/dsa-5019
https://lists.debian.org/debian-lts-announce/2021/12/msg00015.html
https://gitlab.com/wireshark/wireshark/-/issues/17635
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39925.json
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YEWTIRMC2MFQBZ2O5M4CJHJM4JPBHLXH/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YEWTIRMC2MFQBZ2O5M4CJHJM4JPBHLXH/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/A6AJFIYIHS3TYDD2EBYBJ5KKE52X34BJ/
https://nvd.nist.gov/vuln/detail/CVE-2021-39925
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/A6AJFIYIHS3TYDD2EBYBJ5KKE52X34BJ/
https://security-tracker.debian.org/tracker/CVE-2021-39925
https://www.wireshark.org/security/wnpa-sec-2021-09.html
https://security.alpinelinux.org/vuln/CVE-2021-39925
https://people.canonical.com/~ubuntu-security/cve/CVE-2021-39925
https://security.gentoo.org/glsa/202210-04
https://www.mend.io/vulnerability-database/CVE-2021-39925

Severity Score

Weakness Type (CWE)

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

CWE-120

Top Fix

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Upgrade Version

Upgrade to version v3.4.10,v3.2.18,wireshark-3.4.10,wireshark-3.2.18

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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