vulnerability
Ubuntu: (CVE-2018-9261): wireshark vulnerability
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:N/AC:L/Au:N/C:N/I:N/A:P) | Apr 4, 2018 | Nov 19, 2024 | Aug 19, 2025 |
Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
Apr 4, 2018
Added
Nov 19, 2024
Modified
Aug 19, 2025
Description
In Wireshark 2.4.0 to 2.4.5 and 2.2.0 to 2.2.13, the NBAP dissector could crash with a large loop that ends with a heap-based buffer overflow. This was addressed in epan/dissectors/packet-nbap.c by prohibiting the self-linking of DCH-IDs.
Solution
ubuntu-upgrade-wireshark
References
- CVE-2018-9261
- https://attackerkb.com/topics/CVE-2018-9261
- CWE-834
- DEBIAN-DSA-4217
- URL-https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=14471
- URL-https://code.wireshark.org/review/gitweb?p=wireshark.git;a=commit;h=66bc372716e04d6a8afdf6712583c9b5d11fee55
- URL-https://www.cve.org/CVERecord?id=CVE-2018-9261
- URL-https://www.wireshark.org/security/wnpa-sec-2018-18.html
NEW
Explore Exposure Command
Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.