{"api_version":"1","generated_at":"2026-06-02T23:40:10+00:00","cve":"CVE-2026-45896","urls":{"html":"https://cve.report/CVE-2026-45896","api":"https://cve.report/api/cve/CVE-2026-45896.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-45896","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-45896"},"summary":{"title":"mtd: intel-dg: Fix accessing regions before setting nregions","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmtd: intel-dg: Fix accessing regions before setting nregions\n\nThe regions array is counted by nregions, but it's set only after\naccessing it:\n\n[] UBSAN: array-index-out-of-bounds in drivers/mtd/devices/mtd_intel_dg.c:750:15\n[] index 0 is out of range for type '<unknown> [*]'\n\nFix it by also fixing an undesired behavior: the loop silently ignores\nENOMEM and continues setting the other entries.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-05-27 14:17:03","updated_at":"2026-05-27 14:48:31"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/d58fca8513414b15387460b14a7a0a30405b9c9e","name":"https://git.kernel.org/stable/c/d58fca8513414b15387460b14a7a0a30405b9c9e","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/721bd22bcf45a63ebd9bd0f478ef721b45cc5383","name":"https://git.kernel.org/stable/c/721bd22bcf45a63ebd9bd0f478ef721b45cc5383","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/779c59274d03cc5c07237a2c845dfb71cff77705","name":"https://git.kernel.org/stable/c/779c59274d03cc5c07237a2c845dfb71cff77705","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-45896","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-45896","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected ceb5ab3cb64637952657be23d347e1c79dd02212 721bd22bcf45a63ebd9bd0f478ef721b45cc5383 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected ceb5ab3cb64637952657be23d347e1c79dd02212 d58fca8513414b15387460b14a7a0a30405b9c9e git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected ceb5ab3cb64637952657be23d347e1c79dd02212 779c59274d03cc5c07237a2c845dfb71cff77705 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.17","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.17 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.14 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.19.4 6.19.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"45896","cve":"CVE-2026-45896","epss":"0.000170000","percentile":"0.042650000","score_date":"2026-06-01","updated_at":"2026-06-02 00:05:21"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/mtd/devices/mtd_intel_dg.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"721bd22bcf45a63ebd9bd0f478ef721b45cc5383","status":"affected","version":"ceb5ab3cb64637952657be23d347e1c79dd02212","versionType":"git"},{"lessThan":"d58fca8513414b15387460b14a7a0a30405b9c9e","status":"affected","version":"ceb5ab3cb64637952657be23d347e1c79dd02212","versionType":"git"},{"lessThan":"779c59274d03cc5c07237a2c845dfb71cff77705","status":"affected","version":"ceb5ab3cb64637952657be23d347e1c79dd02212","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/mtd/devices/mtd_intel_dg.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.17"},{"lessThan":"6.17","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.14","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.4","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.14","versionStartIncluding":"6.17","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.19.4","versionStartIncluding":"6.17","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0","versionStartIncluding":"6.17","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nmtd: intel-dg: Fix accessing regions before setting nregions\n\nThe regions array is counted by nregions, but it's set only after\naccessing it:\n\n[] UBSAN: array-index-out-of-bounds in drivers/mtd/devices/mtd_intel_dg.c:750:15\n[] index 0 is out of range for type '<unknown> [*]'\n\nFix it by also fixing an undesired behavior: the loop silently ignores\nENOMEM and continues setting the other entries."}],"providerMetadata":{"dateUpdated":"2026-05-27T12:17:06.332Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/721bd22bcf45a63ebd9bd0f478ef721b45cc5383"},{"url":"https://git.kernel.org/stable/c/d58fca8513414b15387460b14a7a0a30405b9c9e"},{"url":"https://git.kernel.org/stable/c/779c59274d03cc5c07237a2c845dfb71cff77705"}],"title":"mtd: intel-dg: Fix accessing regions before setting nregions","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-45896","datePublished":"2026-05-27T12:17:06.332Z","dateReserved":"2026-05-13T15:03:33.083Z","dateUpdated":"2026-05-27T12:17:06.332Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-05-27 14:17:03","lastModifiedDate":"2026-05-27 14:48:31","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"45896","Ordinal":"1","Title":"mtd: intel-dg: Fix accessing regions before setting nregions","CVE":"CVE-2026-45896","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"45896","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nmtd: intel-dg: Fix accessing regions before setting nregions\n\nThe regions array is counted by nregions, but it's set only after\naccessing it:\n\n[] UBSAN: array-index-out-of-bounds in drivers/mtd/devices/mtd_intel_dg.c:750:15\n[] index 0 is out of range for type '<unknown> [*]'\n\nFix it by also fixing an undesired behavior: the loop silently ignores\nENOMEM and continues setting the other entries.","Type":"Description","Title":"mtd: intel-dg: Fix accessing regions before setting nregions"}]}}}