What’s Vulnerable › Vulnerabilities

CVE-2022-1420: Use of Out-of-range Pointer Offset in vim/vim

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-04-21 · updated 2026-06-17
• Weakness: CWE-823

Description

Use of Out-of-range Pointer Offset in GitHub repository vim/vim prior to 8.2.4774.

Affected products

• Apple macOS: before 13.0 — fixed in 13.0
• Fedoraproject Fedora: 34, 35
• vim/vim: before 8.2.4774 — fixed in 8.2.4774

How to fix

Upgrade to a fixed version: Apple macOS 13.0; vim/vim 8.2.4774. Check the vendor advisory for mitigations.

References

• http://seclists.org/fulldisclosure/2022/Oct/28
• http://seclists.org/fulldisclosure/2022/Oct/41
• https://github.com/vim/vim/commit/8b91e71441069b1dde9ac9ff9d9a829b1b4aecca
• https://huntr.dev/bounties/a4323ef8-90ea-4e1c-90e9-c778f0ecf326
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KVPZVE2CIE2NGCHZDMEHPBWN3LK2UQAA/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/X6E457NYOIRWBJHKB7ON44UY5AVTG4HU/
• https://security.gentoo.org/glsa/202208-32
• https://security.gentoo.org/glsa/202305-16
• https://support.apple.com/kb/HT213488
• http://seclists.org/fulldisclosure/2022/Oct/28
• http://seclists.org/fulldisclosure/2022/Oct/41
• https://github.com/vim/vim/commit/8b91e71441069b1dde9ac9ff9d9a829b1b4aecca

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