Bug 1468584 - (CVE-2017-7529) CVE-2017-7529 nginx: Integer overflow in nginx range filter module leading to memory disclosure
CVE-2017-7529 nginx: Integer overflow in nginx range filter module leading to...
Status: CLOSED WONTFIX
Product: Security Response
Classification: Other
Component: vulnerability (Show other bugs)
unspecified
All Linux
low Severity low
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Assigned To: Red Hat Product Security
impact=low,public=20170711,reported=2...
: Reopened, Security
Depends On: 1469925 1469924 1470042 1483886 1483887
Blocks: 1468586
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Reported: 2017-07-07 08:56 EDT by Adam Mariš
Modified: 2017-08-29 05:03 EDT (History)
15 users (show)

See Also:
Fixed In Version: nginx 1.13.3, nginx 1.12.1
Doc Type: If docs needed, set a value
Doc Text:
A flaw within the processing of ranged HTTP requests has been discovered in the range filter module of nginx. A remote attacker could possibly exploit this flaw to disclose parts of the cache file header, or, if used in combination with third party modules, disclose potentially sensitive memory by sending specially crafted HTTP requests.
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Environment:
Last Closed: 2017-08-29 05:03:02 EDT
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RHEL 7.3 requirements from Atomic Host:
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Attachments (Terms of Use)


External Trackers
Tracker ID Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2017:2538 normal SHIPPED_LIVE Low: rh-nginx110-nginx security update 2017-08-28 21:59:32 EDT

  None (edit)
Description Adam Mariš 2017-07-07 08:56:45 EDT
An integer overflow vunlerability in nginx range filter module in  ngx_http_range_parse() function was found, potentially resulting in memory disclosure when used with 3rd party modules. Issue can be triggered by specially crafted http range request resulting into leaking the content of the cache file header.
Comment 1 Adam Mariš 2017-07-07 08:56:52 EDT
Acknowledgments:

Name: the Nginx project
Comment 2 Stefan Cornelius 2017-07-12 01:47:41 EDT
Patch:
https://nginx.org/download/patch.2017.ranges.txt
Comment 3 Stefan Cornelius 2017-07-12 01:47:51 EDT
Upstream advisory:

External References:

http://mailman.nginx.org/pipermail/nginx-announce/2017/000200.html
Comment 4 Stefan Cornelius 2017-07-12 01:48:19 EDT
Created nginx tracking bugs for this issue:

Affects: epel-all [bug 1469925]
Affects: fedora-all [bug 1469924]
Comment 6 Stefan Cornelius 2017-07-17 10:50:36 EDT
Statement:

Red Hat Product Security has rated this issue as having Low security impact. This issue is not currently planned to be addressed in future updates. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/.
Comment 8 errata-xmlrpc 2017-08-28 18:00:00 EDT
This issue has been addressed in the following products:

  Red Hat Software Collections for Red Hat Enterprise Linux 6
  Red Hat Software Collections for Red Hat Enterprise Linux 6.7 EUS
  Red Hat Software Collections for Red Hat Enterprise Linux 7
  Red Hat Software Collections for Red Hat Enterprise Linux 7.3 EUS

Via RHSA-2017:2538 https://access.redhat.com/errata/RHSA-2017:2538

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