Bug 2011097 (CVE-2021-38496) - CVE-2021-38496 Mozilla: Use-after-free in MessageTask
Summary: CVE-2021-38496 Mozilla: Use-after-free in MessageTask
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2021-38496
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: 2009139 2009140 2009141 2009142 2009143 2009144 2009145 2010723 2010724 2010725 2010727 2010728 2010729 2010730 2010731 2010732
Blocks: 2008932
TreeView+ depends on / blocked
 
Reported: 2021-10-06 00:36 UTC by Doran Moppert
Modified: 2021-11-08 02:19 UTC (History)
5 users (show)

Fixed In Version: firefox 91.2, thunderbird 91.2
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Clone Of:
Environment:
Last Closed: 2021-10-11 14:08:15 UTC
Embargoed:

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Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2021:3755 0 None None None 2021-10-11 08:13:41 UTC
Red Hat Product Errata RHSA-2021:3756 0 None None None 2021-10-11 08:10:30 UTC
Red Hat Product Errata RHSA-2021:3757 0 None None None 2021-10-11 08:12:27 UTC
Red Hat Product Errata RHSA-2021:3791 0 None None None 2021-10-12 14:22:45 UTC
Red Hat Product Errata RHSA-2021:3838 0 None None None 2021-10-13 09:31:13 UTC
Red Hat Product Errata RHSA-2021:3839 0 None None None 2021-10-13 09:26:45 UTC
Red Hat Product Errata RHSA-2021:3840 0 None None None 2021-10-13 09:25:50 UTC
Red Hat Product Errata RHSA-2021:3841 0 None None None 2021-10-13 09:57:28 UTC

Description Doran Moppert 2021-10-06 00:36:54 UTC 
During operations on MessageTasks, a task may have been removed while it was still scheduled, resulting in memory corruption and a potentially exploitable crash.



External Reference:

https://www.mozilla.org/en-US/security/advisories/mfsa2021-45/#CVE-2021-38496
Comment 1 errata-xmlrpc 2021-10-11 08:10:29 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.2 Extended Update Support

Via RHSA-2021:3756 https://access.redhat.com/errata/RHSA-2021:3756
Comment 2 errata-xmlrpc 2021-10-11 08:12:26 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.1 Extended Update Support

Via RHSA-2021:3757 https://access.redhat.com/errata/RHSA-2021:3757
Comment 3 errata-xmlrpc 2021-10-11 08:13:40 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2021:3755 https://access.redhat.com/errata/RHSA-2021:3755
Comment 4 Product Security DevOps Team 2021-10-11 14:08:15 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-2021-38496
Comment 5 errata-xmlrpc 2021-10-12 14:22:43 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2021:3791 https://access.redhat.com/errata/RHSA-2021:3791
Comment 6 errata-xmlrpc 2021-10-13 09:25:48 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.1 Extended Update Support

Via RHSA-2021:3840 https://access.redhat.com/errata/RHSA-2021:3840
Comment 7 errata-xmlrpc 2021-10-13 09:26:44 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.2 Extended Update Support

Via RHSA-2021:3839 https://access.redhat.com/errata/RHSA-2021:3839
Comment 8 errata-xmlrpc 2021-10-13 09:31:12 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2021:3838 https://access.redhat.com/errata/RHSA-2021:3838
Comment 9 errata-xmlrpc 2021-10-13 09:57:27 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2021:3841 https://access.redhat.com/errata/RHSA-2021:3841
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