CVE-2020-26575
Published: 06 October 2020
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.
Priority
Medium
CVSS 3 base score: 7.5
Status
| Package | Release | Status |
|---|---|---|
|
wireshark Launchpad, Ubuntu, Debian |
Upstream |
Needs triage
|
| Ubuntu 21.10 (Impish Indri) |
Not vulnerable
(3.2.8-0.1)
|
|
| Ubuntu 21.04 (Hirsute Hippo) |
Not vulnerable
(3.2.8-0.1)
|
|
| Ubuntu 20.04 LTS (Focal Fossa) |
Needed
|
|
| Ubuntu 18.04 LTS (Bionic Beaver) |
Needed
|
|
| Ubuntu 16.04 ESM (Xenial Xerus) |
Ignored
(end of standard support, was needed)
|
|
| Ubuntu 14.04 ESM (Trusty Tahr) |
Needed
|
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-26575
- https://gitlab.com/wireshark/wireshark/-/commit/3ff940652962c099b73ae3233322b8697b0d10ab
- https://gitlab.com/wireshark/wireshark/-/issues/16887
- https://gitlab.com/wireshark/wireshark/-/merge_requests/467
- https://gitlab.com/wireshark/wireshark/-/merge_requests/471
- https://gitlab.com/wireshark/wireshark/-/merge_requests/472
- https://gitlab.com/wireshark/wireshark/-/merge_requests/473
- NVD
- Launchpad
- Debian