{"api_version":"1","generated_at":"2026-07-23T14:04:49+00:00","cve":"CVE-2026-64035","urls":{"html":"https://cve.report/CVE-2026-64035","api":"https://cve.report/api/cve/CVE-2026-64035.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-64035","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-64035"},"summary":{"title":"igc: set tx buffer type for SMD frames","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nigc: set tx buffer type for SMD frames\n\nSashiko pointed out that igc_fpe_init_smd_frame() initializes\nigc_tx_buffer fields for an SMD skb, but does not set the buffer type:\nhttps://sashiko.dev/#/patchset/20260415025226.114115-1-kohei%40enjuk.jp\n\nSince igc_tx_buffer entries are reused, a stale XDP or XSK type can\nremain and make TX completion use the wrong cleanup path.\n\nSet the buffer type to IGC_TX_BUFFER_TYPE_SKB.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-07-19 16:17:43","updated_at":"2026-07-20 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Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-64035","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5422570c0010bb968738f9256eb2bf83e79b4d63 1f83545f432d106d5fc71d3997b2d382104ebcc4 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5422570c0010bb968738f9256eb2bf83e79b4d63 1c8587bd025244aa52061f5ceecbf5e68a1063d9 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5422570c0010bb968738f9256eb2bf83e79b4d63 5acc641e590e008caaed480ed9ffae47cf7ecbdf git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.16","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.16 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the Linux kernel, the following vulnerability has been resolved:\n\nigc: set tx buffer type for SMD frames\n\nSashiko pointed out that igc_fpe_init_smd_frame() initializes\nigc_tx_buffer fields for an SMD skb, but does not set the buffer type:\nhttps://sashiko.dev/#/patchset/20260415025226.114115-1-kohei%40enjuk.jp\n\nSince igc_tx_buffer entries are reused, a stale XDP or XSK type can\nremain and make TX completion use the wrong cleanup path.\n\nSet the buffer type to IGC_TX_BUFFER_TYPE_SKB."}],"metrics":[{"cvssV3_1":{"baseScore":9.8,"baseSeverity":"CRITICAL","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}}],"providerMetadata":{"dateUpdated":"2026-07-20T13:42:38.824Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/1f83545f432d106d5fc71d3997b2d382104ebcc4"},{"url":"https://git.kernel.org/stable/c/1c8587bd025244aa52061f5ceecbf5e68a1063d9"},{"url":"https://git.kernel.org/stable/c/5acc641e590e008caaed480ed9ffae47cf7ecbdf"}],"title":"igc: set tx buffer type for SMD frames","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-64035","datePublished":"2026-07-19T15:39:24.128Z","dateReserved":"2026-07-19T07:54:57.028Z","dateUpdated":"2026-07-20T13:42:38.824Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-07-19 16:17:43","lastModifiedDate":"2026-07-20 15:17:04","problem_types":[],"metrics":{"cvssMetricV31":[{"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":9.8,"baseSeverity":"CRITICAL","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":3.9,"impactScore":5.9}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"64035","Ordinal":"1","Title":"igc: set tx buffer type for SMD frames","CVE":"CVE-2026-64035","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"64035","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nigc: set tx buffer type for SMD frames\n\nSashiko pointed out that igc_fpe_init_smd_frame() initializes\nigc_tx_buffer fields for an SMD skb, but does not set the buffer type:\nhttps://sashiko.dev/#/patchset/20260415025226.114115-1-kohei%40enjuk.jp\n\nSince igc_tx_buffer entries are reused, a stale XDP or XSK type can\nremain and make TX completion use the wrong cleanup path.\n\nSet the buffer type to IGC_TX_BUFFER_TYPE_SKB.","Type":"Description","Title":"igc: set tx buffer type for SMD frames"}]}}}