Bug 1833340 (CVE-2019-14586)

Summary:	CVE-2019-14586 edk2: potential use-after-free due to the original configuration runtime memory is freed but it is still exposed to the OS runtime
Product:	[Other] Security Response	Reporter:	Guilherme de Almeida Suckevicz <gsuckevi>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED NOTABUG	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	berrange, crobinso, kraxel, lersek, pbonzini, philmd, virt-maint, virt-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:	2020-05-29 17:20:30 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:	1833341, 1833342
Bug Blocks:	1833355

Description Guilherme de Almeida Suckevicz 2020-05-08 13:26:26 UTC

A potential use-after-free bug was discovered in edk2. The original configuration runtime memory is freed, but it is still exposed to the OS runtime.

Reference:
https://bugzilla.tianocore.org/show_bug.cgi?id=1995

Upstream commit:
https://github.com/tianocore/edk2/commit/c32be82e99ef272e7fa742c2f06ff9a4c3756613

Comment 1 Guilherme de Almeida Suckevicz 2020-05-08 13:26:52 UTC

Created edk2 tracking bugs for this issue:

Affects: epel-all [bug 1833342]
Affects: fedora-all [bug 1833341]

Comment 4 Product Security DevOps Team 2020-05-29 17:20:30 UTC

This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2019-14586