{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-28421", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-02-27T15:54:05.136Z", "datePublished": "2026-02-27T22:06:34.312Z", "dateUpdated": "2026-02-28T00:15:36.679Z"}, "containers": {"cna": {"title": "Vim has a heap-buffer-overflow and a segmentation fault", "problemTypes": [{"descriptions": [{"cweId": "CWE-20", "lang": "en", "description": "CWE-20: Improper Input Validation", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-122", "lang": "en", "description": "CWE-122: Heap-based Buffer Overflow", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "LOW", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L", "version": "3.1"}}], "references": [{"name": "https://github.com/vim/vim/security/advisories/GHSA-r2gw-2x48-jj5p", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/vim/vim/security/advisories/GHSA-r2gw-2x48-jj5p"}, {"name": "https://github.com/vim/vim/commit/65c1a143c331c886dc28", "tags": ["x_refsource_MISC"], "url": "https://github.com/vim/vim/commit/65c1a143c331c886dc28"}, {"name": "https://github.com/vim/vim/releases/tag/v9.2.0077", "tags": ["x_refsource_MISC"], "url": "https://github.com/vim/vim/releases/tag/v9.2.0077"}], "affected": [{"vendor": "vim", "product": "vim", "versions": [{"version": "< 9.2.0077", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-02-27T22:06:34.312Z"}, "descriptions": [{"lang": "en", "value": "Vim is an open source, command line text editor. Versions prior to 9.2.0077 have a heap-buffer-overflow and a segmentation fault (SEGV) exist in Vim's swap file recovery logic. Both are caused by unvalidated fields read from crafted pointer blocks within a swap file. Version 9.2.0077 fixes the issue."}], "source": {"advisory": "GHSA-r2gw-2x48-jj5p", "discovery": "UNKNOWN"}}, "adp": [{"title": "CVE Program Container", "references": [{"url": "http://www.openwall.com/lists/oss-security/2026/02/27/10"}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2026-02-28T00:15:36.679Z"}}]}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "Vim is an open source, command line text editor. Versions prior to 9.2.0077 have a heap-buffer-overflow and a segmentation fault (SEGV) exist in Vim's swap file recovery logic. Both are caused by unvalidated fields read from crafted pointer blocks within a swap file. Version 9.2.0077 fixes the issue."}], "id": "CVE-2026-28421", "lastModified": "2026-02-28T01:16:05.203", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "LOW", "baseScore": 5.3, "baseSeverity": "MEDIUM", "confidentialityImpact": "LOW", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.4, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-02-27T22:16:25.493", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/vim/vim/commit/65c1a143c331c886dc28"}, {"source": "security-advisories@github.com", "url": "https://github.com/vim/vim/releases/tag/v9.2.0077"}, {"source": "security-advisories@github.com", "url": "https://github.com/vim/vim/security/advisories/GHSA-r2gw-2x48-jj5p"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "http://www.openwall.com/lists/oss-security/2026/02/27/10"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-20"}, {"lang": "en", "value": "CWE-122"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{"bugzilla": {"description": "vim: Vim: Denial of service and information disclosure via crafted swap file", "id": "2443474", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2443474"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.3", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L", "status": "draft"}, "cwe": "CWE-120", "details": ["No description is available for this CVE."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability."}, "name": "CVE-2026-28421", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "vim", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Fix deferred", "package_name": "vim", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Fix deferred", "package_name": "vim", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "vim", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "vim", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/a:redhat:openshift:4", "fix_state": "Fix deferred", "package_name": "rhcos", "product_name": "Red Hat OpenShift Container Platform 4"}], "public_date": "2026-02-27T22:06:34Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-28421\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-28421\nhttps://github.com/vim/vim/commit/65c1a143c331c886dc28\nhttps://github.com/vim/vim/releases/tag/v9.2.0077\nhttps://github.com/vim/vim/security/advisories/GHSA-r2gw-2x48-jj5p"], "threat_severity": "Moderate"}

{}