Upstream information

CVE-2018-11468 at MITRE

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.

SUSE information

Overall state of this security issue: Does not affect SUSE products

This issue is currently rated as having moderate severity.

CVSS v2 Scores
  National Vulnerability Database
Base Score 4.3
Vector AV:N/AC:M/Au:N/C:N/I:N/A:P
Access Vector Network
Access Complexity Medium
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Partial
CVSS v3 Scores
  National Vulnerability Database
Base Score 5.5
Vector AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Access Vector Local
Access Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality Impact None
Integrity Impact None
Availability Impact High
SUSE Bugzilla entry: 1094809 [RESOLVED / FIXED]

SUSE Security Advisories:

List of released packages

Product(s) Fixed package version(s) References
openSUSE Leap 15.0
  • discount >= 2.2.4-lp150.2.3.1
  • discount-debugsource >= 2.2.4-lp150.2.3.1
  • libmarkdown-devel >= 2.2.4-lp150.2.3.1
  • libmarkdown2 >= 2.2.4-lp150.2.3.1
  • libmarkdown2-debuginfo >= 2.2.4-lp150.2.3.1
Patchnames:
openSUSE-2019-19
openSUSE Leap 42.3
  • discount >= 2.2.4-7.3.1
  • discount-debugsource >= 2.2.4-7.3.1
  • libmarkdown-devel >= 2.2.4-7.3.1
  • libmarkdown2 >= 2.2.4-7.3.1
  • libmarkdown2-debuginfo >= 2.2.4-7.3.1
Patchnames:
openSUSE-2019-19