Bug 1427945 (CVE-2017-6350) - CVE-2017-6350 vim: Integer overflow at an unserialize_uep memory allocation site
Summary: CVE-2017-6350 vim: Integer overflow at an unserialize_uep memory allocation site
Keywords:
Status: CLOSED WONTFIX
Alias: CVE-2017-6350
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:
Blocks: 1427946
TreeView+ depends on / blocked
 
Reported: 2017-03-01 14:57 UTC by Andrej Nemec
Modified: 2019-09-29 14:07 UTC (History)
6 users (show)

Fixed In Version: vim 8.0.0378
Clone Of:
Environment:
Last Closed: 2017-03-06 06:26:37 UTC
Embargoed:

Attachments (Terms of Use)

Description Andrej Nemec 2017-03-01 14:57:31 UTC 
An integer overflow at an unserialize_uep memory allocation site would occur for vim, as it does not properly validate values for tree length when reading a corrupted undo file, which may lead to resultant buffer overflows. 

Upstream bug:

https://groups.google.com/forum/#!topic/vim_dev/QPZc0CY9j3Y

Upstream patch:

https://github.com/vim/vim/commit/0c8485f0e4931463c0f7986e1ea84a7d79f10c75
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