Bug 1707362 (CVE-2019-11579)

Summary:	CVE-2019-11579 dhcpcd: read overflow in dhcp.c
Product:	[Other] Security Response	Reporter:	Dhananjay Arunesh <darunesh>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	code
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	dhcpcd 7.2.1	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2019-06-10 10:55:10 UTC	Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	1707363
Bug Blocks:

Description Dhananjay Arunesh 2019-05-07 11:34:18 UTC

dhcp.c in dhcpcd before 7.2.1 contains a 1-byte read overflow with
DHO_OPTSOVERLOADED.

Reference:
https://roy.marples.name/archives/dhcpcd-discuss/0002415.html

Upstream commit:
https://roy.marples.name/cgit/dhcpcd.git/commit/?id=4b67f6f1038fd4ad5ca7734eaaeba1b2ec4816b8

Comment 1 Dhananjay Arunesh 2019-05-07 11:34:31 UTC

Created dhcpcd tracking bugs for this issue:

Affects: fedora-all [bug 1707363]

Comment 2 Product Security DevOps Team 2019-06-10 10:55:10 UTC

This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.