CVE-2017-12997
Published: 13 September 2017
The LLDP parser in tcpdump before 4.9.2 could enter an infinite loop due to a bug in print-lldp.c:lldp_private_8021_print().
Priority
Status
Package | Release | Status |
---|---|---|
tcpdump Launchpad, Ubuntu, Debian |
trusty |
Released
(4.9.2-0ubuntu0.14.04.1)
|
upstream |
Released
(4.9.2-1)
|
|
xenial |
Released
(4.9.2-0ubuntu0.16.04.1)
|
|
zesty |
Released
(4.9.2-0ubuntu0.17.04.2)
|
|
Patches: upstream: https://github.com/the-tcpdump-group/tcpdump/commit/34cec721d39c76be1e0a600829a7b17bdfb832b6 |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 7.5 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |