Integer Overflow or Wraparound Affecting vim package, versions <8.0.1521-r0
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Start learning- Snyk IDSNYK-ALPINE323-VIM-14180937
- published4 Dec 2025
- disclosed27 Feb 2017
Introduced: 27 Feb 2017
CVE-2017-6349 (opens in a new tab)How to fix?
Upgrade Alpine:3.23 vim to version 8.0.1521-r0 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream vim package and not the vim package as distributed by Alpine.
See How to fix? for Alpine:3.23 relevant fixed versions and status.
An integer overflow at a u_read_undo memory allocation site would occur for vim before patch 8.0.0377, if it does not properly validate values for tree length when reading a corrupted undo file, which may lead to resultant buffer overflows.
References
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-6349
- https://security-tracker.debian.org/tracker/CVE-2017-6349
- https://security.gentoo.org/glsa/201706-26
- https://github.com/vim/vim/commit/3eb1637b1bba19519885dd6d377bd5596e91d22c
- https://groups.google.com/forum/#!topic/vim_dev/LAgsTcdSfNA
- https://groups.google.com/forum/#!topic/vim_dev/QPZc0CY9j3Y
- https://groups.google.com/forum/#%21topic/vim_dev/LAgsTcdSfNA
- https://groups.google.com/forum/#%21topic/vim_dev/QPZc0CY9j3Y
- http://www.securityfocus.com/bid/96451
- http://www.securitytracker.com/id/1037949
- https://usn.ubuntu.com/4309-1/
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2017-6349