CVE-2022-0714
vim: buffer overflow
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · February 22, 2022
Updated · November 22, 2025
Description
A heap-buffer-overflow flaw was found in vim's win_lbr_chartabsize() function of charset.c file. The issue occurs due to an incorrect 'vartabstop' value. This flaw allows an attacker to trick a user into opening a specially crafted file, triggering a heap-overflow, and can cause an application to crash, eventually leading to a denial of service.
Statement
Red Hat Product Security has rated this issue as having a Moderate security impact. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
Untrusted vim scripts with -s [scriptin] are not recommended to run.
CVSS / CWE
CVSS 3.1 · 5.5CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CWE-787 · Out-of-bounds Write