CVE-2021-4181
- State
- Published
- Severity
- 7.5 High
- Published
- Dec 30, 2021
- Updated
- Nov 3, 2025
- Reserved
- Dec 27, 2021
Description
Crash in the Sysdig Event dissector in Wireshark 3.6.0 and 3.4.0 to 3.4.10 allows denial of service via packet injection or crafted capture file
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 7.5 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | GitLab |
Weaknesses
The record names no weakness.
Affected Products
| Product | Versions |
|---|---|
WiresharkWireshark Foundation |
|
References
- https://www.wireshark.org/security/wnpa-sec-2021-21.html
- https://gitlab.com/wireshark/wireshark/-/merge_requests/5429
- https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-4181.json
- FEDORA-2022-1daf93c51dvendor-advisory
- FEDORA-2022-30411cb3c4vendor-advisory
- [debian-lts-announce] 20220331 [SECURITY] [DLA 2967-1] wireshark security updatemailing-list
- https://www.oracle.com/security-alerts/cpuapr2022.html
- GLSA-202210-04vendor-advisory
- https://lists.debian.org/debian-lts-announce/2024/09/msg00049.html
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