Heap-based buffer overflow in Vim - CVE-2022-2598

 

Heap-based buffer overflow in Vim - CVE-2022-2598

Published: August 18, 2022


Vulnerability identifier: #VU66633
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-2598
CWE-ID: CWE-122
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Vim.org
Affected software:
Vim

Detailed vulnerability description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a boundary error within the diff_write_buffer() function in diff.c. A remote attacker can trick the victim to open a specially crafted file, trigger a heap-based buffer overflow and crash the application.


How to mitigate CVE-2022-2598

Install updates from vendor's website.

Sources