Bug 1582640 (CVE-2018-11468)

Summary: CVE-2018-11468 discount: heap-based buffer over-read __mkd_trim_line function in mkdio.c
Product: [Other] Security Response Reporter: Pedro Sampaio <psampaio>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED WONTFIX QA Contact:
Severity: low Docs Contact:
Priority: low    
Version: unspecifiedCC: carnil, craigbarnes85, rhel8-maint
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: If docs needed, set a value
Doc Text:
Story Points: ---
Clone Of: Environment:
Last Closed: 2019-06-10 10:26:42 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Bug Depends On: 1582641, 1582642    
Bug Blocks:    

Description Pedro Sampaio 2018-05-25 20:04:29 UTC
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.

Upstream issue:

https://github.com/Orc/discount/issues/189

Comment 1 Pedro Sampaio 2018-05-25 20:04:48 UTC
Created discount tracking bugs for this issue:

Affects: fedora-all [bug 1582641]