CVE-2017-6349 — Integer Overflow or Wraparound in Neovim

CWE-190 — Integer Overflow or Wraparound8 documents7 sources
Severity
9.8CRITICALNVD
OSV7.8
EPSS
0.7%
top 27.30%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
VIMDebian NeovimDebian VIM
Timeline
PublishedFeb 27
Latest updateMay 14

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.

CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 3.9 | Impact: 5.9

Affected Packages5 packages

▶debiandebian/vim< neovim 0.1.7-4 (bookworm)
▶debiandebian/neovim< neovim 0.1.7-4 (bookworm)
▶Debianvim/vim< 2:8.0.0197-3+3
▶Ubuntuvim/vim< 2:7.4.1689-3ubuntu1.4+2
▶NVDvim/vim8.0.0376

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

3
GHSA
GHSA-ppcr-6xhq-q423: An integer overflow at a u_read_undo memory allocation site would occur for vim before patch 8↗2022-05-14
▶
OSV
vim vulnerabilities↗2020-03-23
▶
OSV
CVE-2017-6349: An integer overflow at a u_read_undo memory allocation site would occur for vim before patch 8↗2017-02-27
▶

📋Vendor Advisories

3
Ubuntu
Vim vulnerabilities↗2020-03-23
▶
Red Hat
vim: Integer overflow at a u_read_undo memory allocation site↗2017-02-13
▶
Debian
CVE-2017-6349: neovim - An integer overflow at a u_read_undo memory allocation site would occur for vim ...↗2017
▶

💬Community

1
Bugzilla
CVE-2017-6349 vim: Integer overflow at a u_read_undo memory allocation site↗2017-03-01
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