{"api_version":"1","generated_at":"2026-05-07T03:17:29+00:00","cve":"CVE-2026-43248","urls":{"html":"https://cve.report/CVE-2026-43248","api":"https://cve.report/api/cve/CVE-2026-43248.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-43248","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-43248"},"summary":{"title":"vhost: move vdpa group bound check to vhost_vdpa","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nvhost: move vdpa group bound check to vhost_vdpa\n\nRemove duplication by consolidating these here.  This reduces the\nposibility of a parent driver missing them.\n\nWhile we're at it, fix a bug in vdpa_sim where a valid ASID can be\nassigned to a group equal to ngroups, causing an out of bound write.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-05-06 12:16:45","updated_at":"2026-05-06 13:07:51"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/cd025c1e876b4e262e71398236a1550486a73ede","name":"https://git.kernel.org/stable/c/cd025c1e876b4e262e71398236a1550486a73ede","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/406db68f9cb976a8ddfafd631197264f2307e9c9","name":"https://git.kernel.org/stable/c/406db68f9cb976a8ddfafd631197264f2307e9c9","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/7441d35d14d9a3d66d925d90cb73c75394e6d454","name":"https://git.kernel.org/stable/c/7441d35d14d9a3d66d925d90cb73c75394e6d454","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/ddb57354634b6ba851b79da45f1de42c646f27d0","name":"https://git.kernel.org/stable/c/ddb57354634b6ba851b79da45f1de42c646f27d0","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-43248","name":"CVE 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the Linux kernel, the following vulnerability has been resolved:\n\nvhost: move vdpa group bound check to vhost_vdpa\n\nRemove duplication by consolidating these here.  This reduces the\nposibility of a parent driver missing them.\n\nWhile we're at it, fix a bug in vdpa_sim where a valid ASID can be\nassigned to a group equal to ngroups, causing an out of bound write."}],"providerMetadata":{"dateUpdated":"2026-05-06T11:28:39.578Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/ddb57354634b6ba851b79da45f1de42c646f27d0"},{"url":"https://git.kernel.org/stable/c/7441d35d14d9a3d66d925d90cb73c75394e6d454"},{"url":"https://git.kernel.org/stable/c/406db68f9cb976a8ddfafd631197264f2307e9c9"},{"url":"https://git.kernel.org/stable/c/cd025c1e876b4e262e71398236a1550486a73ede"}],"title":"vhost: move vdpa group bound check to vhost_vdpa","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-43248","datePublished":"2026-05-06T11:28:39.578Z","dateReserved":"2026-05-01T14:12:55.996Z","dateUpdated":"2026-05-06T11:28:39.578Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-05-06 12:16:45","lastModifiedDate":"2026-05-06 13:07:51","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"43248","Ordinal":"1","Title":"vhost: move vdpa group bound check to vhost_vdpa","CVE":"CVE-2026-43248","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"43248","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nvhost: move vdpa group bound check to vhost_vdpa\n\nRemove duplication by consolidating these here.  This reduces the\nposibility of a parent driver missing them.\n\nWhile we're at it, fix a bug in vdpa_sim where a valid ASID can be\nassigned to a group equal to ngroups, causing an out of bound write.","Type":"Description","Title":"vhost: move vdpa group bound check to vhost_vdpa"}]}}}