CVE-2019-14834
Published: 7 January 2020
A vulnerability was found in dnsmasq before version 2.81, where the memory leak allows remote attackers to cause a denial of service (memory consumption) via vectors involving DHCP response creation.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
dnsmasq Launchpad, Ubuntu, Debian |
impish |
Not vulnerable
(2.81-4)
|
| focal |
Released
(2.80-1.1ubuntu1.2)
|
|
| groovy |
Not vulnerable
(2.81-4)
|
|
| bionic |
Released
(2.79-1ubuntu0.2)
|
|
| hirsute |
Not vulnerable
(2.81-4)
|
|
| xenial |
Released
(2.75-1ubuntu0.16.04.7)
|
|
| jammy |
Not vulnerable
(2.81-4)
|
|
| kinetic |
Not vulnerable
(2.81-4)
|
|
| lunar |
Not vulnerable
(2.81-4)
|
|
| disco |
Ignored
(end of life)
|
|
| eoan |
Ignored
(end of life)
|
|
| trusty |
Needed
|
|
| upstream |
Released
(2.81)
|
|
| mantic |
Not vulnerable
(2.81-4)
|
|
|
Patches: upstream: http://thekelleys.org.uk/gitweb/?p=dnsmasq.git;a=commit;h=69bc94779c2f035a9fffdb5327a54c3aeca73ed5 |
||
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 3.7 |
| Attack vector | Network |
| Attack complexity | High |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | None |
| Availability impact | Low |
| Vector | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L |