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CVE-2017-6349
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…
Critical9.8EPSS 2.7%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Critical9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 2.7% · top 14% of all CVEs (4 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Weakness
Affected products
n/a
- affected n/a
References (7)
- GLSA-201706-26 (opens in a new tab)vendor-advisoryx_refsource_GENTOOx_transferred
- 1037949 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- https://github.com/vim/vim/commit/3eb1637b1bba19519885dd6d377bd5596e91d22c (opens in a new tab)x_refsource_MISCx_transferred
- 96451 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- https://groups.google.com/forum/#%21topic/vim_dev/LAgsTcdSfNA (opens in a new tab)x_refsource_MISCx_transferred
- https://groups.google.com/forum/#%21topic/vim_dev/QPZc0CY9j3Y (opens in a new tab)x_refsource_MISCx_transferred
- USN-4309-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://trackcve.app/cve/CVE-2017-6349)Record last updated .