CVE-2022-1927

vim: buffer over-read in utf_ptr2char() in mbyte.c

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Severity

Moderate

Red Hat Product Security

7.8

CVSS 3.1

Review impact separately from score.

Published · May 22, 2022

Updated · February 25, 2026

Description

A flaw was found in vim. The vulnerability occurs due to Illegal memory access and leads to a buffer over-read vulnerability in the utf_ptr2char function. This flaw allows an attacker to input a specially crafted file, leading to a crash or code execution.

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 · 7.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CWE-125 · Out-of-bounds Read