Bug 1479188 – CVE-2017-7753 Mozilla: Out-of-bounds read with cached style data and pseudo-elements (MFSA 2017-19)

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Bug 1479188 - (CVE-2017-7753) CVE-2017-7753 Mozilla: Out-of-bounds read with cached style data and pseudo-elements (MFSA 2017-19)

Summary:	CVE-2017-7753 Mozilla: Out-of-bounds read with cached style data and pseudo-e...

Status:	CLOSED ERRATA

Aliases:	CVE-2017-7753

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=20170808,repo...
Keywords:	Security

Depends On:
Blocks:	1477026
	Show dependency tree / graph

Reported:	2017-08-08 02:35 EDT by Doran Moppert
Modified:	2017-08-24 03:31 EDT (History)
CC List:	5 users (show)

See Also:
Fixed In Version:
Doc Type:	If docs needed, set a value
Doc Text:
Story Points:	---
Clone Of:
Environment:
Last Closed:	2017-08-24 03:31:38 EDT
Type:	---
Regression:	---
Mount Type:	---
Documentation:	---
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Verified Versions:
Category:	---
oVirt Team:	---
RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---

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External Trackers
Tracker	ID	Priority	Status	Summary	Last Updated
Red Hat Product Errata	RHSA-2017:2456	normal	SHIPPED_LIVE	Critical: firefox security update	2017-08-10 23:20:02 EDT
Red Hat Product Errata	RHSA-2017:2534	normal	SHIPPED_LIVE	Important: thunderbird security update	2017-08-24 06:45:27 EDT

Groups: None (edit)

Description Doran Moppert 2017-08-08 02:35:15 EDT

An out-of-bounds read when applying style rules to pseudo-elements like ::first-line using cached style data.


External Reference:

https://www.mozilla.org/en-US/security/advisories/mfsa2017-19/#CVE-2017-7753


Acknowledgements:

Name: the Mozilla project
Upstream: SkyLined

Comment 1 errata-xmlrpc 2017-08-10 19:20:43 EDT

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 7
  Red Hat Enterprise Linux 6

Via RHSA-2017:2456 https://access.redhat.com/errata/RHSA-2017:2456

Comment 2 errata-xmlrpc 2017-08-24 02:45:58 EDT

This issue has been addressed in the following products:

  Red Hat Enterprise Linux 6
  Red Hat Enterprise Linux 7

Via RHSA-2017:2534 https://access.redhat.com/errata/RHSA-2017:2534

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