Bug 1479224 (CVE-2017-7802) - CVE-2017-7802 Mozilla: Use-after-free resizing image elements (MFSA 2017-19)
Summary: CVE-2017-7802 Mozilla: Use-after-free resizing image elements (MFSA 2017-19)
Status: CLOSED ERRATA
Alias: CVE-2017-7802
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: impact=important,public=20170808,repo...
Keywords: Security
Depends On:
Blocks: 1477026
TreeView+ depends on / blocked
 
Reported: 2017-08-08 06:53 UTC by Doran Moppert
Modified: 2019-06-08 22:13 UTC (History)
5 users (show)

(edit)
Clone Of:
(edit)
Last Closed: 2017-08-24 07:30:37 UTC


Attachments (Terms of Use)


External Trackers
Tracker ID Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2017:2456 normal SHIPPED_LIVE Critical: firefox security update 2017-08-11 03:20:02 UTC
Red Hat Product Errata RHSA-2017:2534 normal SHIPPED_LIVE Important: thunderbird security update 2017-08-24 10:45:27 UTC

Description Doran Moppert 2017-08-08 06:53:37 UTC
A use-after-free vulnerability when manipulating the DOM during the resize event of an image element. If these elements have been freed due to a lack of strong references, a potentially exploitable crash may occur when the freed elements are accessed.


External Reference:

https://www.mozilla.org/en-US/security/advisories/mfsa2017-19/#CVE-2017-7802


Acknowledgements:

Name: the Mozilla project
Upstream: Nils

Comment 1 errata-xmlrpc 2017-08-10 23:21:38 UTC
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 06:46:51 UTC
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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