Description
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.
References (3)
Core 3
Core References
Exploit, Issue Tracking, Third Party Advisory x_refsource_misc
https://github.com/Orc/discount/issues/189
Mailing List, Third Party Advisory mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2018/09/msg00009.html
Third Party Advisory vendor-advisory
x_refsource_debian
https://www.debian.org/security/2018/dsa-4293
Scores
CVSS v3
5.5
EPSS
0.0052
EPSS Percentile
66.8%
Attack Vector
LOCAL
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Details
CWE
CWE-125
Status
published
Products (3)
debian/debian_linux
8.0
debian/debian_linux
9.0
discount_project/discount
2.2.3 a
Published
May 25, 2018
Tracked Since
Feb 18, 2026