CVE-2022-26127
Published: 3 March 2022
A buffer overflow vulnerability exists in FRRouting through 8.1.0 due to missing a check on the input packet length in the babel_packet_examin function in babeld/message.c.
Priority
Status
Package | Release | Status |
---|---|---|
frr Launchpad, Ubuntu, Debian |
focal |
Needs triage
|
trusty |
Ignored
(end of standard support)
|
|
upstream |
Needs triage
|
|
xenial |
Ignored
(end of standard support)
|
|
impish |
Ignored
(end of life)
|
|
kinetic |
Released
(8.1-1ubuntu1)
|
|
lunar |
Released
(8.1-1ubuntu1)
|
|
jammy |
Released
(8.1-1ubuntu1)
|
|
mantic |
Released
(8.1-1ubuntu1)
|
|
Patches: upstream: https://github.com/FRRouting/frr/commit/50044ec7fe129e0a74d3a679dd29fe17ce30e6bf |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 7.8 |
Attack vector | Local |
Attack complexity | Low |
Privileges required | None |
User interaction | Required |
Scope | Unchanged |
Confidentiality | High |
Integrity impact | High |
Availability impact | High |
Vector | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |