Bug 1872532 (CVE-2020-15669)

Summary:	CVE-2020-15669 Mozilla: Use-After-Free when aborting an operation
Product:	[Other] Security Response	Reporter:	Doran Moppert <dmoppert>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	high	Docs Contact:
Priority:	high
Version:	unspecified	CC:	cschalle, gecko-bugs-nobody, jhorak, stransky
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	firefox 68.12, thunderbird 68.12	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2020-08-26 13:17:32 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:	1870413, 1870414, 1870415, 1870416, 1870417, 1870418, 1870419, 1873365, 1873366, 1873367, 1873368, 1873369, 1873370, 1873371
Bug Blocks:	1870411

Description Doran Moppert 2020-08-26 02:43:51 UTC

When aborting an operation, such as a fetch, an abort signal may be deleted while alerting the objects to be notified. This results in a use-after-free and we presume that with enough effort it could have been exploited to run arbitrary code.



External Reference:

https://www.mozilla.org/en-US/security/advisories/mfsa2020-37/#CVE-2020-15669

Comment 1 Doran Moppert 2020-08-26 02:43:54 UTC

Acknowledgments:

Name: the Mozilla project
Upstream: Jason Kratzer

Comment 2 errata-xmlrpc 2020-08-26 08:29:03 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 6

Via RHSA-2020:3558 https://access.redhat.com/errata/RHSA-2020:3558

Comment 3 errata-xmlrpc 2020-08-26 08:31:29 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions

Via RHSA-2020:3555 https://access.redhat.com/errata/RHSA-2020:3555

Comment 4 errata-xmlrpc 2020-08-26 08:33:09 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2020:3556 https://access.redhat.com/errata/RHSA-2020:3556

Comment 5 errata-xmlrpc 2020-08-26 08:46:26 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2020:3557 https://access.redhat.com/errata/RHSA-2020:3557

Comment 6 errata-xmlrpc 2020-08-26 10:09:35 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.1 Extended Update Support

Via RHSA-2020:3559 https://access.redhat.com/errata/RHSA-2020:3559

Comment 7 Product Security DevOps Team 2020-08-26 13:17:32 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-2020-15669

Comment 13 errata-xmlrpc 2020-09-07 08:13:36 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2020:3631 https://access.redhat.com/errata/RHSA-2020:3631

Comment 14 errata-xmlrpc 2020-09-07 08:19:56 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.0 Update Services for SAP Solutions

Via RHSA-2020:3633 https://access.redhat.com/errata/RHSA-2020:3633

Comment 15 errata-xmlrpc 2020-09-07 08:24:56 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.1 Extended Update Support

Via RHSA-2020:3632 https://access.redhat.com/errata/RHSA-2020:3632

Comment 16 errata-xmlrpc 2020-09-07 08:28:42 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2020:3634 https://access.redhat.com/errata/RHSA-2020:3634

Comment 19 errata-xmlrpc 2020-09-08 08:02:38 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 6

Via RHSA-2020:3643 https://access.redhat.com/errata/RHSA-2020:3643