Bug 1796474 (CVE-2020-7105)

Summary:	CVE-2020-7105 hiredis: NULL pointer dereference in async.c and dict.c in libhiredis.a
Product:	[Other] Security Response	Reporter:	Guilherme de Almeida Suckevicz <gsuckevi>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED UPSTREAM	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	igor.raits, kevin, nathans
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:	2020-01-30 20:09:36 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:	1796475, 1796476
Bug Blocks:

Description Guilherme de Almeida Suckevicz 2020-01-30 14:21:37 UTC

async.c and dict.c in libhiredis.a in hiredis through 0.14.0 allow a NULL pointer dereference because malloc return values are unchecked.

Reference:
https://github.com/redis/hiredis/issues/747

Comment 1 Guilherme de Almeida Suckevicz 2020-01-30 14:21:57 UTC

Created hiredis tracking bugs for this issue:

Affects: epel-all [bug 1796476]
Affects: fedora-all [bug 1796475]

Comment 2 Product Security DevOps Team 2020-01-30 20:09:36 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.