Bug 1932111 (CVE-2021-23973)

Summary:	CVE-2021-23973 Mozilla: MediaError message property could have leaked information about cross-origin resources
Product:	[Other] Security Response	Reporter:	Doran Moppert <dmoppert>
Component:	vulnerability	Assignee:	Red Hat Product Security <security-response-team>
Status:	CLOSED ERRATA	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	cschalle, erack, jhorak, nobody, stransky, tpopela
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	firefox 78.8, thunderbird 78.8	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2021-02-24 19:02:51 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:	1930750, 1930751, 1930752, 1930753, 1930754, 1931640, 1931641, 1931642, 1931643, 1931644
Bug Blocks:	1930748

Description Doran Moppert 2021-02-24 01:19:33 UTC

When trying to load a cross-origin resource in an audio/video context a decoding error may have resulted, and the content of that error may have revealed information about the resource.



External Reference:

https://www.mozilla.org/en-US/security/advisories/mfsa2021-08/#CVE-2021-23973

Comment 1 Doran Moppert 2021-02-24 01:19:37 UTC

Acknowledgments:

Name: the Mozilla project
Upstream: Andreas Pehrson

Comment 2 errata-xmlrpc 2021-02-24 15:00:15 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2021:0655 https://access.redhat.com/errata/RHSA-2021:0655

Comment 3 errata-xmlrpc 2021-02-24 15:30:25 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.1 Extended Update Support

Via RHSA-2021:0659 https://access.redhat.com/errata/RHSA-2021:0659

Comment 4 errata-xmlrpc 2021-02-24 15:31:18 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2021:0657 https://access.redhat.com/errata/RHSA-2021:0657

Comment 5 errata-xmlrpc 2021-02-24 15:32:23 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.1 Extended Update Support

Via RHSA-2021:0658 https://access.redhat.com/errata/RHSA-2021:0658

Comment 6 errata-xmlrpc 2021-02-24 15:40:25 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.2 Extended Update Support

Via RHSA-2021:0660 https://access.redhat.com/errata/RHSA-2021:0660

Comment 7 errata-xmlrpc 2021-02-24 15:41:06 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2021:0656 https://access.redhat.com/errata/RHSA-2021:0656

Comment 8 errata-xmlrpc 2021-02-24 15:46:14 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.2 Extended Update Support

Via RHSA-2021:0662 https://access.redhat.com/errata/RHSA-2021:0662

Comment 9 errata-xmlrpc 2021-02-24 15:58:59 UTC

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2021:0661 https://access.redhat.com/errata/RHSA-2021:0661

Comment 10 Product Security DevOps Team 2021-02-24 19:02:51 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-2021-23973