CVE-2015-7975
Published: 31 December 2015
The nextvar function in NTP before 4.2.8p6 and 4.3.x before 4.3.90 does not properly validate the length of its input, which allows an attacker to cause a denial of service (application crash).
Notes
| Author | Note |
|---|---|
| mdeslaur |
introduced in 4.2.8 by https://github.com/ntp-project/ntp/commit/be565bf3c6a5badd4a6ce2f336476d1e1dd98915 |
Priority
Status
| Package | Release | Status |
|---|---|---|
|
ntp
Launchpad, Ubuntu, Debian |
precise |
Not vulnerable
(1:4.2.6.p3+dfsg-1ubuntu3.9)
|
| trusty |
Not vulnerable
(1:4.2.6.p5+dfsg-3ubuntu2.14.04.8)
|
|
| upstream |
Released
(4.2.8p6)
|
|
| vivid |
Ignored
(end of life)
|
|
| wily |
Not vulnerable
(1:4.2.6.p5+dfsg-3ubuntu8.2)
|
|
| xenial |
Released
(1:4.2.8p4+dfsg-3ubuntu5.3)
|
|
|
Patches:
upstream: https://github.com/ntp-project/ntp/commit/12f1323d18c8d74eb14fb5ac5574183d779794c5 |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 6.2 |
| Attack vector | Local |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | High |
| Vector | CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |