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 |