CVE-2018-11468
Published: 25 May 2018
The __mkd_trim_line function in mkdio.c in libmarkdown.a in DISCOUNT 2.2.3a allows remote attackers to cause a denial of service (heap-based buffer over-read) via a crafted file, as demonstrated by mkd2html.
Priority
Status
Package | Release | Status |
---|---|---|
discount Launchpad, Ubuntu, Debian |
bionic |
Needed
|
cosmic |
Not vulnerable
(2.2.4-1)
|
|
disco |
Not vulnerable
(2.2.4-1)
|
|
eoan |
Not vulnerable
(2.2.4-1)
|
|
focal |
Not vulnerable
(2.2.4-1)
|
|
groovy |
Not vulnerable
(2.2.4-1)
|
|
hirsute |
Not vulnerable
(2.2.4-1)
|
|
impish |
Not vulnerable
(2.2.4-1)
|
|
jammy |
Not vulnerable
(2.2.4-1)
|
|
kinetic |
Not vulnerable
(2.2.4-1)
|
|
lunar |
Not vulnerable
(2.2.4-1)
|
|
mantic |
Not vulnerable
(2.2.4-1)
|
|
trusty |
Released
(2.1.7-1+deb8u1build0.14.04.1)
|
|
upstream |
Released
(2.1.7-1+deb8u1, 2.2.2-1+deb9u1, 2.2.4-1)
|
|
xenial |
Needed
|
|
Patches: upstream: https://github.com/Orc/discount/commit/b002a5a4db31e42dfb45451c059bc56941c17974 |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 5.5 |
Attack vector | Local |
Attack complexity | Low |
Privileges required | None |
User interaction | Required |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |