{"api_version":"1","generated_at":"2026-08-22T17:42:14+00:00","cve":"CVE-2026-74693","urls":{"html":"https://cve.report/CVE-2026-74693","api":"https://cve.report/api/cve/CVE-2026-74693.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-74693","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-74693"},"summary":{"title":"net: prestera: validate firmware header length","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: prestera: validate firmware header length\n\nprestera_fw_hdr_parse() reads the firmware header before checking\nthat the firmware image contains that header.\n\nReject images shorter than struct prestera_fw_header before decoding the\nmagic and version fields.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-08-22 16:16:43","updated_at":"2026-08-22 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the Linux kernel, the following vulnerability has been resolved:\n\nnet: prestera: validate firmware header length\n\nprestera_fw_hdr_parse() reads the firmware header before checking\nthat the firmware image contains that header.\n\nReject images shorter than struct prestera_fw_header before decoding the\nmagic and version fields."}],"providerMetadata":{"dateUpdated":"2026-08-22T15:32:56.491Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/38a3afbf9fd8a2e8c47fa3ca47b425a8a9623240"},{"url":"https://git.kernel.org/stable/c/0fbcceb9d19f2d1dcdf099aee590f2517cb718bb"},{"url":"https://git.kernel.org/stable/c/e0f382e8084117f0b11ffb070fe1079e38c0d7f9"},{"url":"https://git.kernel.org/stable/c/6fad06bb793d7089ae05b9fcf46e11be2dfe4850"},{"url":"https://git.kernel.org/stable/c/470ac9cce7308e60cf2dceb448749cdd006e73de"},{"url":"https://git.kernel.org/stable/c/363e048a9d0a6c245cbc348c8a220170afed046a"},{"url":"https://git.kernel.org/stable/c/7fa8a12296d8d5aa4b1c3904f0b354d81124cf29"},{"url":"https://git.kernel.org/stable/c/8ae344eb540af3f457179b52bc6061416752485c"}],"title":"net: prestera: validate firmware header length","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-74693","datePublished":"2026-08-22T15:32:56.491Z","dateReserved":"2026-08-15T05:44:03.926Z","dateUpdated":"2026-08-22T15:32:56.491Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-08-22 16:16:43","lastModifiedDate":"2026-08-22 16:16:43","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"74693","Ordinal":"1","Title":"net: prestera: validate firmware header length","CVE":"CVE-2026-74693","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"74693","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: prestera: validate firmware header length\n\nprestera_fw_hdr_parse() reads the firmware header before checking\nthat the firmware image contains that header.\n\nReject images shorter than struct prestera_fw_header before decoding the\nmagic and version fields.","Type":"Description","Title":"net: prestera: validate firmware header length"}]}}}