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CVE-2017-6349

Published: 27 February 2017

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.

Priority

Negligible

Cvss 3 Severity Score

9.8

Score breakdown

Status

Package Release Status
vim
Launchpad, Ubuntu, Debian
artful Not vulnerable
(2:8.0.0197-4ubuntu5)
bionic Not vulnerable
(2:8.0.1144-1ubuntu1)
cosmic Not vulnerable
(2:8.0.1144-1ubuntu1)
disco Not vulnerable
(2:8.0.1144-1ubuntu1)
eoan Not vulnerable
(2:8.0.1144-1ubuntu1)
xenial
Released (2:7.4.1689-3ubuntu1.4)
yakkety Ignored
(end of life)
zesty Ignored
(end of life)
precise Ignored
(end of life)
trusty
Released (2:7.4.052-1ubuntu3.1+esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only)
upstream
Released (2:8.0.0197-3)
Patches:
upstream: https://github.com/vim/vim/commit/3eb1637b1bba19519885dd6d377bd5596e91d22c

Severity score breakdown

Parameter Value
Base score 9.8
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H