CVE-2022-1968
vim: use-after-free in function utf_ptr2char at mbyte.c:1794
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Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · June 2, 2022
Updated · November 22, 2025
Description
A flaw was found in vim. The vulnerability occurs due to Illegal memory access and leads to a use-after-free 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 · 7.8CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE-416 · Use After Free