CVE-2017-6349
critical
CVSS v3
9.8
CVSS v4 NEW
—
VIR risk
9.8
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.
Predictions
Exploit likelihood
97%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | fixed | 0.1.7-4 |
| debian | bullseye | fixed | 0.1.7-4 |
| debian | forky | fixed | 0.1.7-4 |
| debian | sid | fixed | 0.1.7-4 |
| debian | trixie | fixed | 0.1.7-4 |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| vim | vim | {"endIncluding":"8.0.0376"} | |
References
- http://www.securityfocus.com/bid/96451
- http://www.securitytracker.com/id/1037949
- https://github.com/vim/vim/commit/3eb1637b1bba19519885dd6d377bd5596e91d22c
- https://groups.google.com/forum/#%21topic/vim_dev/LAgsTcdSfNA
- https://groups.google.com/forum/#%21topic/vim_dev/QPZc0CY9j3Y
- https://security.gentoo.org/glsa/201706-26
- https://usn.ubuntu.com/4309-1/
- https://www.suse.com/security/cve/CVE-2017-6349.html
- https://security-tracker.debian.org/tracker/CVE-2017-6349
CWEs
CWE-190
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.