Bug 1421613 (CVE-2017-5953) - CVE-2017-5953 vim: Tree length values not validated properly when handling a spell file
Summary: CVE-2017-5953 vim: Tree length values not validated properly when handling a ...
Keywords:
Status: CLOSED WONTFIX
Alias: CVE-2017-5953
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1421652
Blocks: 1421615
TreeView+ depends on / blocked
 
Reported: 2017-02-13 09:17 UTC by Andrej Nemec
Modified: 2019-09-29 14:07 UTC (History)
7 users (show)

Fixed In Version:
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Clone Of:
Environment:
Last Closed: 2017-02-23 07:47:46 UTC
Embargoed:

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Description Andrej Nemec 2017-02-13 09:17:18 UTC 
It was found that vim does not properly validate values for tree length when handling a spell file, which may result in an integer overflow at a memory allocation site and a resultant buffer overflow.

Upstream bug:

https://groups.google.com/forum/#!topic/vim_dev/t-3RSdEnrHY

Upstream patch:

https://github.com/vim/vim/commit/399c297aa93afe2c0a39e2a1b3f972aebba44c9d
Comment 1 Andrej Nemec 2017-02-13 11:09:57 UTC 
Created vim tracking bugs for this issue:

Affects: fedora-all [bug 1421652]
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