vulnerability
Ubuntu: (CVE-2020-26575): wireshark vulnerability
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:N/AC:L/Au:N/C:N/I:N/A:P) | Oct 6, 2020 | Jun 26, 2025 | Aug 18, 2025 |
Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
Oct 6, 2020
Added
Jun 26, 2025
Modified
Aug 18, 2025
Description
In Wireshark through 3.2.7, the Facebook Zero Protocol (aka FBZERO) dissector could enter an infinite loop. This was addressed in epan/dissectors/packet-fbzero.c by correcting the implementation of offset advancement.
Solution
no-fix-ubuntu-package
References
- CVE-2020-26575
- https://attackerkb.com/topics/CVE-2020-26575
- CWE-835
- URL-https://gitlab.com/wireshark/wireshark/-/commit/3ff940652962c099b73ae3233322b8697b0d10ab
- URL-https://gitlab.com/wireshark/wireshark/-/issues/16887
- URL-https://gitlab.com/wireshark/wireshark/-/merge_requests/467
- URL-https://gitlab.com/wireshark/wireshark/-/merge_requests/471
- URL-https://gitlab.com/wireshark/wireshark/-/merge_requests/472
- URL-https://gitlab.com/wireshark/wireshark/-/merge_requests/473
- URL-https://www.cve.org/CVERecord?id=CVE-2020-26575
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