Bug 1876518 (CVE-2020-3864) - CVE-2020-3864 webkitgtk: Non-unique security origin for DOM object contexts
Summary: CVE-2020-3864 webkitgtk: Non-unique security origin for DOM object contexts
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2020-3864
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1877119 1877358
Blocks: 1876477
TreeView+ depends on / blocked
 
Reported: 2020-09-07 11:46 UTC by Tomas Hoger
Modified: 2021-02-16 19:22 UTC (History)
3 users (show)

Fixed In Version: webkitgtk 2.26.4
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Clone Of:
Environment:
Last Closed: 2020-09-29 22:02:26 UTC
Embargoed:

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System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2020:4035 0 None None None 2020-09-29 20:46:40 UTC
Red Hat Product Errata RHSA-2020:4451 0 None None None 2020-11-04 01:04:11 UTC

Description Tomas Hoger 2020-09-07 11:46:58 UTC 
WebKitGTK Security Advisory WSA-2020-0002 describes the following issue:

CVE-2020-3864

Impact: A DOM object context may not have had a unique security origin. Description: A logic issue was addressed with improved validation.

Versions affected: WebKitGTK before 2.26.4 and WPE WebKit before 2.26.4.
Comment 1 Tomas Hoger 2020-09-07 11:47:04 UTC 
External References:

https://webkitgtk.org/security/WSA-2020-0002.html
Comment 3 errata-xmlrpc 2020-09-29 20:46:38 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2020:4035 https://access.redhat.com/errata/RHSA-2020:4035
Comment 4 Product Security DevOps Team 2020-09-29 22:02:26 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-2020-3864
Comment 5 errata-xmlrpc 2020-11-04 01:04:09 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2020:4451 https://access.redhat.com/errata/RHSA-2020:4451
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