CVE-2022-1620 (GCVE-0-2022-1620)
Vulnerability from cvelistv5 – Published: 2022-05-08 00:00 – Updated: 2024-08-03 00:10
VLAI
EPSS
VEX
Title
NULL Pointer Dereference in function vim_regexec_string at regexp.c:2729 in vim/vim
Summary
NULL Pointer Dereference in function vim_regexec_string at regexp.c:2729 in GitHub repository vim/vim prior to 8.2.4901. NULL Pointer Dereference in function vim_regexec_string at regexp.c:2729 allows attackers to cause a denial of service (application crash) via a crafted input.
Severity
6.6 (Medium)
CWE
- CWE-476 - NULL Pointer Dereference
Assigner
References
10 references
| URL | Tags |
|---|---|
| https://huntr.dev/bounties/7a4c59f3-fcc0-4496-995… | |
| https://github.com/vim/vim/commit/8e4b76da1d7e987… | |
| https://lists.fedoraproject.org/archives/list/pac… | vendor-advisory |
| https://lists.fedoraproject.org/archives/list/pac… | vendor-advisory |
| https://lists.fedoraproject.org/archives/list/pac… | vendor-advisory |
| https://security.gentoo.org/glsa/202208-32 | vendor-advisory |
| https://support.apple.com/kb/HT213488 | |
| http://seclists.org/fulldisclosure/2022/Oct/41 | mailing-list |
| http://seclists.org/fulldisclosure/2022/Oct/28 | mailing-list |
| https://security.gentoo.org/glsa/202305-16 | vendor-advisory |
Impacted products
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"initial_release_date": "2022-05-02T00:00:00.000Z",
"product_status:fixed": "2",
"product_status:known_affected": "2",
"source": "Microsoft CSAF VEX",
"status": "final",
"title": "NULL Pointer Dereference in function vim_regexec_string at regexp.c:2729 in vim/vim",
"url": "https://msrc.microsoft.com/csaf/vex/2022/msrc_cve-2022-1620.json",
"version": "1"
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"redhat_vex": {
"aggregate_severity": "Low",
"current_release_date": "2025-11-21T15:50:08+00:00",
"cve": "CVE-2022-1620",
"id": "CVE-2022-1620",
"initial_release_date": "2022-05-08T00:00:00+00:00",
"product_status:known_affected": "6",
"product_status:known_not_affected": "24",
"source": "Red Hat CSAF VEX",
"status": "final",
"title": "vim: NULL Pointer Dereference in vim_regexec_string() of regexp.c",
"url": "https://security.access.redhat.com/data/csaf/v2/vex/2022/cve-2022-1620.json",
"version": "3"
},
"suse_vex": {
"aggregate_severity": "moderate",
"current_release_date": "2026-07-19T18:14:06Z",
"cve": "CVE-2022-1620",
"id": "CVE-2022-1620",
"initial_release_date": "2023-02-15T03:33:41Z",
"product_status:known_affected": "363",
"product_status:recommended": "371",
"source": "SUSE CSAF VEX",
"status": "interim",
"title": "SUSE CVE CVE-2022-1620",
"url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2022-1620.json",
"version": "43"
}
}
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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