Bug 2030110 (CVE-2021-43539) - CVE-2021-43539 Mozilla: GC rooting failure when calling wasm instance methods
Summary: CVE-2021-43539 Mozilla: GC rooting failure when calling wasm instance methods
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2021-43539
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2029262 2029263 2029264 2029265 2029266 2029267 2029268 2029274 2029735 2029736 2029737 2029738 2029739 2029740
Blocks: 2029260
TreeView+ depends on / blocked
 
Reported: 2021-12-08 02:35 UTC by Doran Moppert
Modified: 2024-02-15 13:44 UTC (History)
5 users (show)

Fixed In Version: firefox 91.4.0, thunderbird 91.4.0
Doc Type: If docs needed, set a value
Doc Text:
The Mozilla Foundation Security Advisory describes this flaw as: Failure to correctly record the location of live pointers across wasm instance calls resulted in a GC occurring within the call not tracing those live pointers. This could have led to a use-after-free causing a potentially exploitable crash.
Clone Of:
Environment:
Last Closed: 2021-12-08 11:05:56 UTC
Embargoed:


Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2021:5013 0 None None None 2021-12-08 10:09:21 UTC
Red Hat Product Errata RHSA-2021:5014 0 None None None 2021-12-08 10:26:56 UTC
Red Hat Product Errata RHSA-2021:5015 0 None None None 2021-12-08 10:11:27 UTC
Red Hat Product Errata RHSA-2021:5016 0 None None None 2021-12-08 10:11:55 UTC
Red Hat Product Errata RHSA-2021:5017 0 None None None 2021-12-08 10:00:16 UTC
Red Hat Product Errata RHSA-2021:5045 0 None None None 2021-12-09 12:37:54 UTC
Red Hat Product Errata RHSA-2021:5046 0 None None None 2021-12-09 12:53:17 UTC
Red Hat Product Errata RHSA-2021:5047 0 None None None 2021-12-09 12:36:32 UTC
Red Hat Product Errata RHSA-2021:5048 0 None None None 2021-12-09 12:38:24 UTC
Red Hat Product Errata RHSA-2021:5055 0 None None None 2021-12-09 14:43:56 UTC

Description Doran Moppert 2021-12-08 02:35:44 UTC
Failure to correctly record the location of live pointers across wasm instance calls resulted in a GC occurring within the call not tracing those live pointers. This could have led to a use-after-free causing a potentially exploitable crash.



External Reference:

https://www.mozilla.org/en-US/security/advisories/mfsa2021-53/#CVE-2021-43539

Comment 1 errata-xmlrpc 2021-12-08 10:00:15 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions

Via RHSA-2021:5017 https://access.redhat.com/errata/RHSA-2021:5017

Comment 2 errata-xmlrpc 2021-12-08 10:09:19 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2021:5013 https://access.redhat.com/errata/RHSA-2021:5013

Comment 3 errata-xmlrpc 2021-12-08 10:11:26 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.4 Extended Update Support

Via RHSA-2021:5015 https://access.redhat.com/errata/RHSA-2021:5015

Comment 4 errata-xmlrpc 2021-12-08 10:11:54 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.2 Extended Update Support

Via RHSA-2021:5016 https://access.redhat.com/errata/RHSA-2021:5016

Comment 5 errata-xmlrpc 2021-12-08 10:26:55 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2021:5014 https://access.redhat.com/errata/RHSA-2021:5014

Comment 6 Product Security DevOps Team 2021-12-08 11:05:54 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-2021-43539

Comment 7 errata-xmlrpc 2021-12-09 12:36:31 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.2 Extended Update Support

Via RHSA-2021:5047 https://access.redhat.com/errata/RHSA-2021:5047

Comment 8 errata-xmlrpc 2021-12-09 12:37:53 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2021:5045 https://access.redhat.com/errata/RHSA-2021:5045

Comment 9 errata-xmlrpc 2021-12-09 12:38:22 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.4 Extended Update Support

Via RHSA-2021:5048 https://access.redhat.com/errata/RHSA-2021:5048

Comment 10 errata-xmlrpc 2021-12-09 12:53:16 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2021:5046 https://access.redhat.com/errata/RHSA-2021:5046

Comment 11 errata-xmlrpc 2021-12-09 14:43:55 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.1 Update Services for SAP Solutions

Via RHSA-2021:5055 https://access.redhat.com/errata/RHSA-2021:5055


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