Bug 1537821 – CVE-2018-5099 Mozilla: Use-after-free with widget listener (MFSA 2018-03)

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Bug 1537821 - (CVE-2018-5099) CVE-2018-5099 Mozilla: Use-after-free with widget listener (MFSA 2018-03)

Summary:	CVE-2018-5099 Mozilla: Use-after-free with widget listener (MFSA 2018-03)

Status:	CLOSED ERRATA

Aliases:	CVE-2018-5099

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
QA Contact:
Docs Contact:

URL:
Whiteboard:	impact=important,public=20180123,repo...
Keywords:	Security

Depends On:
Blocks:	1534345
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Reported:	2018-01-23 18:16 EST by Doran Moppert
Modified:	2018-02-01 19:47 EST (History)
CC List:	5 users (show)

See Also:
Fixed In Version:
Doc Type:	If docs needed, set a value
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Story Points:	---
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Last Closed:	2018-02-01 19:47:34 EST
Type:	---
Regression:	---
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Documentation:	---
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oVirt Team:	---
RHEL 7.3 requirements from Atomic Host:
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External Trackers
Tracker	ID	Priority	Status	Summary	Last Updated
Red Hat Product Errata	RHSA-2018:0122	normal	SHIPPED_LIVE	Critical: firefox security update	2018-01-24 10:05:22 EST
Red Hat Product Errata	RHSA-2018:0262	normal	SHIPPED_LIVE	Important: thunderbird security update	2018-02-01 11:28:48 EST

Groups: None (edit)

Description Doran Moppert 2018-01-23 18:16:57 EST

A use-after-free vulnerability can occur when the widget listener is holding strong references to browser objects that have previously been freed, resulting in a potentially exploitable crash when these references are used.



External Reference:

https://www.mozilla.org/en-US/security/advisories/mfsa2018-03/#CVE-2018-5099

Comment 1 Doran Moppert 2018-01-23 18:17:02 EST

Acknowledgments:

Name: the Mozilla project
Upstream: Nils

Comment 2 errata-xmlrpc 2018-01-24 05:06:42 EST

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7
  Red Hat Enterprise Linux 6

Via RHSA-2018:0122 https://access.redhat.com/errata/RHSA-2018:0122

Comment 3 errata-xmlrpc 2018-02-01 06:26:40 EST

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 6
  Red Hat Enterprise Linux 7

Via RHSA-2018:0262 https://access.redhat.com/errata/RHSA-2018:0262

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