Bug 1625527 – CVE-2018-12378 Mozilla: Use-after-free in IndexedDB

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Bug 1625527 - (CVE-2018-12378) CVE-2018-12378 Mozilla: Use-after-free in IndexedDB

Summary:	CVE-2018-12378 Mozilla: Use-after-free in IndexedDB

Status:	NEW

Aliases:	CVE-2018-12378

Product:	Security Response
Classification:	Other
Component:	vulnerability (Show other bugs)
Sub Component:
Version:	unspecified
Hardware:	All Linux

Priority	high Severity high
Target Milestone:	---
Target Release:	---
Assigned To:	Red Hat Product Security
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URL:
Whiteboard:	impact=important,public=20180905,repo...
Keywords:	Security

Depends On:	1623039 1623040 1623016 1623017 1623037 1625533 1625535 1636821
Blocks:	1636820 1623023
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Reported:	2018-09-05 03:14 EDT by Doran Moppert
Modified:	2018-10-30 12:58 EDT (History)
CC List:	5 users (show)

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External Trackers
Tracker	ID	Priority	Status	Summary	Last Updated
Red Hat Product Errata	RHSA-2018:2692	None	None	None	2018-09-12 06:56 EDT
Red Hat Product Errata	RHSA-2018:2693	None	None	None	2018-09-12 06:57 EDT
Red Hat Product Errata	RHSA-2018:3403	None	None	None	2018-10-30 12:58 EDT

Groups: None (edit)

Description Doran Moppert 2018-09-05 03:14:43 EDT

A use-after-free vulnerability can occur when an index is deleted while still in use in IndexedDB by JavaScript code that is providing payload values to be stored. This results in a potentially exploitable crash.



External Reference:

https://www.mozilla.org/en-US/security/advisories/mfsa2018-21/#CVE-2018-12378

Comment 1 Doran Moppert 2018-09-05 03:14:48 EDT

Acknowledgments:

Name: the Mozilla project
Upstream: Zhanjia Song

Comment 4 errata-xmlrpc 2018-09-12 06:56:02 EDT

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7

Via RHSA-2018:2692 https://access.redhat.com/errata/RHSA-2018:2692

Comment 5 errata-xmlrpc 2018-09-12 06:57:45 EDT

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 6

Via RHSA-2018:2693 https://access.redhat.com/errata/RHSA-2018:2693

Comment 7 Doran Moppert 2018-10-08 21:58:50 EDT

Statement:

This flaw cannot be exploited through email in Thunderbird as scripting is disabled in this for email content. It may be possible to exploit through Feeds (Atom or RSS) or other browser-like contexts.

Comment 8 errata-xmlrpc 2018-10-30 12:58:17 EDT

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 6

Via RHSA-2018:3403 https://access.redhat.com/errata/RHSA-2018:3403

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