Bug 1555129 (CVE-2018-5129)

Summary: CVE-2018-5129 Mozilla: Out-of-bounds write with malformed IPC messages (MFSA 2018-07)
Product: [Other] Security Response Reporter: Doran Moppert <dmoppert>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED ERRATA QA Contact:
Severity: high Docs Contact:
Priority: high    
Version: unspecifiedCC: cschalle, gecko-bugs-nobody, jhorak, security-response-team, stransky
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
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Last Closed: 2018-06-20 00:53:19 UTC Type: ---
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On: 1551856, 1551857, 1551858, 1551859, 1551863, 1551864, 1551865, 1551866    
Bug Blocks: 1551854    

Description Doran Moppert 2018-03-14 02:03:56 UTC 
A lack of parameter validation on IPC messages results in a potential out-of-bounds write through malformed IPC messages. This can potentially allow for sandbox escape through memory corruption in the parent process.



External Reference:

https://www.mozilla.org/en-US/security/advisories/mfsa2018-07/#CVE-2018-5129
Comment 1 Doran Moppert 2018-03-14 02:04:02 UTC 
Acknowledgments:

Name: the Mozilla project
Upstream: James Grant
Comment 2 errata-xmlrpc 2018-03-15 10:31:35 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 6

Via RHSA-2018:0526 https://access.redhat.com/errata/RHSA-2018:0526
Comment 3 errata-xmlrpc 2018-03-15 11:20:30 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2018:0527 https://access.redhat.com/errata/RHSA-2018:0527
Comment 4 errata-xmlrpc 2018-04-05 20:05:15 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2018:0648 https://access.redhat.com/errata/RHSA-2018:0648
Comment 5 errata-xmlrpc 2018-04-05 20:23:11 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 6

Via RHSA-2018:0647 https://access.redhat.com/errata/RHSA-2018:0647