Bug 1479218 (CVE-2017-7800) - CVE-2017-7800 Mozilla: Use-after-free in WebSockets during disconnection (MFSA 2017-19)
Summary: CVE-2017-7800 Mozilla: Use-after-free in WebSockets during disconnection (MFS...
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2017-7800
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
urgent
urgent
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks: 1477026
TreeView+ depends on / blocked
 
Reported: 2017-08-08 06:51 UTC by Doran Moppert
Modified: 2019-09-29 14:18 UTC (History)
5 users (show)

Fixed In Version:
Doc Type: If docs needed, set a value
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Clone Of:
Environment:
Last Closed: 2017-08-24 07:35:21 UTC


Attachments (Terms of Use)


Links
System 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 06:51:01 UTC
A use-after-free vulnerability in WebSockets when the object holding the connection is freed before the disconnection operation is finished. This results in an exploitable crash.


External Reference:

https://www.mozilla.org/en-US/security/advisories/mfsa2017-19/#CVE-2017-7800


Acknowledgements:

Name: the Mozilla project
Upstream: Looben Yang

Comment 1 errata-xmlrpc 2017-08-10 23:21:28 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 06:46:42 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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