{"api_version":"1","generated_at":"2026-08-22T05:31:13+00:00","cve":"CVE-2026-74292","urls":{"html":"https://cve.report/CVE-2026-74292","api":"https://cve.report/api/cve/CVE-2026-74292.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-74292","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-74292"},"summary":{"title":"ASoC: tegra: tegra210_ahub: Validate written enum value","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: tegra: tegra210_ahub: Validate written enum value\n\ntegra_ahub_put_value_enum() reads e->values[item[0]] before\nchecking whether item[0] is within the enum item range. The existing\ncheck therefore happens too late to prevent an out-of-range read of the\nvalues array.\n\nMove the check before the array access.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-08-15 06:22:28","updated_at":"2026-08-17 06:19:23"},"problem_types":[],"metrics":[{"version":"3.1","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","type":"Secondary","score":"7.1","severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","baseScore":7.1,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"HIGH"}},{"version":"3.1","source":"CNA","type":"DECLARED","score":"7.1","severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","data":{"baseScore":7.1,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","version":"3.1"}}],"references":[{"url":"https://git.kernel.org/stable/c/2ec7d16fe21c68b0879873a2abf9aac854c96134","name":"https://git.kernel.org/stable/c/2ec7d16fe21c68b0879873a2abf9aac854c96134","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/4bcb23635d5059ee71f3fb89719ea14aada6fd59","name":"https://git.kernel.org/stable/c/4bcb23635d5059ee71f3fb89719ea14aada6fd59","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/e098c9c6477dfa3cb363282100108484ceba5cc5","name":"https://git.kernel.org/stable/c/e098c9c6477dfa3cb363282100108484ceba5cc5","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/1d8aabb413b5638670dfd1162169edc0ba276a2e","name":"https://git.kernel.org/stable/c/1d8aabb413b5638670dfd1162169edc0ba276a2e","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/4e45e4c2015519a39c40eb575c03b77807fb5080","name":"https://git.kernel.org/stable/c/4e45e4c2015519a39c40eb575c03b77807fb5080","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/226d93b65f4f99b35fb7a03bdb24acb577364ebc","name":"https://git.kernel.org/stable/c/226d93b65f4f99b35fb7a03bdb24acb577364ebc","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/f67d63628fe158b3a6e6b33a2b8c83ff118699d1","name":"https://git.kernel.org/stable/c/f67d63628fe158b3a6e6b33a2b8c83ff118699d1","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/964f8f9015fb117402d8d2186593397cd93388e9","name":"https://git.kernel.org/stable/c/964f8f9015fb117402d8d2186593397cd93388e9","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-74292","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-74292","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 16e1bcc2caf446fa3e1daa040b59fd6f6272a766 4e45e4c2015519a39c40eb575c03b77807fb5080 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 16e1bcc2caf446fa3e1daa040b59fd6f6272a766 964f8f9015fb117402d8d2186593397cd93388e9 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 16e1bcc2caf446fa3e1daa040b59fd6f6272a766 2ec7d16fe21c68b0879873a2abf9aac854c96134 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 16e1bcc2caf446fa3e1daa040b59fd6f6272a766 4bcb23635d5059ee71f3fb89719ea14aada6fd59 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 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the Linux kernel, the following vulnerability has been resolved:\n\nASoC: tegra: tegra210_ahub: Validate written enum value\n\ntegra_ahub_put_value_enum() reads e->values[item[0]] before\nchecking whether item[0] is within the enum item range. The existing\ncheck therefore happens too late to prevent an out-of-range read of the\nvalues array.\n\nMove the check before the array access."}],"metrics":[{"cvssV3_1":{"baseScore":7.1,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","version":"3.1"},"scenarios":[{"lang":"en","value":"AV:L - The bug is reached only via a local ALSA control write (ioctl on /dev/snd/controlC*) to a tegra210_ahub DAPM mux Route enum; there is no network, Bluetooth, or physical-bus path to this callback on Tegra AHUB platforms.\nAC:L - An attacker with access to the ALSA control device can set enumerated.item[0] above e->items and reliably trigger the out-of-bounds read on every attempt; no race, special timing, or victim state is required beyond the driver being loaded.\nPR:L - Exploitation requires only local ability to open and write ALSA mixer controls, which on typical Linux/Tegra deployments (Jetson, automotive IVI, embedded kiosks) is granted to standard users in the audio group rather than requiring init-namespace root.\nUI:N - No end-user action such as plugging in hardware or mounting media is needed; a local attacker directly issues the crafted control write to trigger tegra_ahub_put_value_enum().\nS:U - Impact is confined to kernel memory disclosure or denial-of-service within the same OS security boundary; this is not a VM escape, IOMMU bypass, or cross-authority sandbox breakout.\nC:H - tegra_ahub_put_value_enum() indexes e->values[item[0]] before validating item[0] < e->items, giving an attacker-controlled out-of-bounds kernel read that can disclose adjacent memory and, with large indices, probe arbitrary offsets.\nI:N - When item[0] is out of range the function returns -EINVAL before using the fetched value to compute reg_idx/bit_pos or update AHUB crossbar registers, so the flaw does not directly modify kernel memory or hardware state.\nA:H - Supplying a sufficiently large out-of-bounds item[0] can read unmapped kernel memory and trigger a kernel oops or panic; even bounded over-reads enable repeatable local denial-of-service against audio-critical Tegra systems."}]}],"providerMetadata":{"dateUpdated":"2026-08-17T05:45:30.088Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/4e45e4c2015519a39c40eb575c03b77807fb5080"},{"url":"https://git.kernel.org/stable/c/964f8f9015fb117402d8d2186593397cd93388e9"},{"url":"https://git.kernel.org/stable/c/2ec7d16fe21c68b0879873a2abf9aac854c96134"},{"url":"https://git.kernel.org/stable/c/4bcb23635d5059ee71f3fb89719ea14aada6fd59"},{"url":"https://git.kernel.org/stable/c/f67d63628fe158b3a6e6b33a2b8c83ff118699d1"},{"url":"https://git.kernel.org/stable/c/e098c9c6477dfa3cb363282100108484ceba5cc5"},{"url":"https://git.kernel.org/stable/c/226d93b65f4f99b35fb7a03bdb24acb577364ebc"},{"url":"https://git.kernel.org/stable/c/1d8aabb413b5638670dfd1162169edc0ba276a2e"}],"title":"ASoC: tegra: tegra210_ahub: Validate written enum value","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-74292","datePublished":"2026-08-15T05:57:58.250Z","dateReserved":"2026-08-15T05:44:03.881Z","dateUpdated":"2026-08-17T05:45:30.088Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-08-15 06:22:28","lastModifiedDate":"2026-08-17 06:19:23","problem_types":[],"metrics":{"cvssMetricV31":[{"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H","baseScore":7.1,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.2}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"74292","Ordinal":"1","Title":"ASoC: tegra: tegra210_ahub: Validate written enum value","CVE":"CVE-2026-74292","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"74292","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: tegra: tegra210_ahub: Validate written enum value\n\ntegra_ahub_put_value_enum() reads e->values[item[0]] before\nchecking whether item[0] is within the enum item range. The existing\ncheck therefore happens too late to prevent an out-of-range read of the\nvalues array.\n\nMove the check before the array access.","Type":"Description","Title":"ASoC: tegra: tegra210_ahub: Validate written enum value"}]}}}