298 lines
15 KiB
JSON
298 lines
15 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2026-74292",
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"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"state": "PUBLISHED",
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"assignerShortName": "Linux",
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"dateReserved": "2026-08-15T05:44:03.881Z",
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"datePublished": "2026-08-15T05:57:58.250Z",
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"dateUpdated": "2026-10-16T18:55:30.680Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"shortName": "Linux",
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"dateUpdated": "2026-08-17T05:45:30.088Z"
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},
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"descriptions": [
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{
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"lang": "en",
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"value": "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."
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}
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],
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"metrics": [
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{
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"cvssV3_1": {
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"version": "3.1",
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"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H",
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"baseScore": 7.1,
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"baseSeverity": "HIGH"
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},
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"scenarios": [
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{
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"lang": "en",
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"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."
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}
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]
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}
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],
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"affected": [
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "unaffected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"sound/soc/tegra/tegra210_ahub.c"
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],
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"versions": [
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{
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"version": "16e1bcc2caf446fa3e1daa040b59fd6f6272a766",
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"lessThan": "4e45e4c2015519a39c40eb575c03b77807fb5080",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "16e1bcc2caf446fa3e1daa040b59fd6f6272a766",
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"lessThan": "964f8f9015fb117402d8d2186593397cd93388e9",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "16e1bcc2caf446fa3e1daa040b59fd6f6272a766",
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"lessThan": "2ec7d16fe21c68b0879873a2abf9aac854c96134",
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"status": "affected",
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},
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{
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"version": "16e1bcc2caf446fa3e1daa040b59fd6f6272a766",
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"lessThan": "4bcb23635d5059ee71f3fb89719ea14aada6fd59",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "16e1bcc2caf446fa3e1daa040b59fd6f6272a766",
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"lessThan": "f67d63628fe158b3a6e6b33a2b8c83ff118699d1",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "16e1bcc2caf446fa3e1daa040b59fd6f6272a766",
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"lessThan": "e098c9c6477dfa3cb363282100108484ceba5cc5",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "16e1bcc2caf446fa3e1daa040b59fd6f6272a766",
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"lessThan": "226d93b65f4f99b35fb7a03bdb24acb577364ebc",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "16e1bcc2caf446fa3e1daa040b59fd6f6272a766",
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"lessThan": "1d8aabb413b5638670dfd1162169edc0ba276a2e",
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"status": "affected",
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"versionType": "git"
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}
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]
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},
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "affected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"sound/soc/tegra/tegra210_ahub.c"
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],
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"versions": [
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{
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"version": "5.9",
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"status": "affected"
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},
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{
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"version": "0",
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"lessThan": "5.9",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.10.261",
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"lessThanOrEqual": "5.10.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.15.212",
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"lessThanOrEqual": "5.15.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.1.178",
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"lessThanOrEqual": "6.1.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.6.145",
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"lessThanOrEqual": "6.6.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.12.97",
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"lessThanOrEqual": "6.12.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "6.18.40",
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"lessThanOrEqual": "6.18.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "7.1.5",
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"lessThanOrEqual": "7.1.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "7.2",
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"lessThanOrEqual": "*",
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"status": "unaffected",
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"versionType": "original_commit_for_fix"
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}
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]
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}
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],
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"cpeApplicability": [
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{
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"nodes": [
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{
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "5.9",
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"versionEndExcluding": "5.10.261"
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},
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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],
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"references": [
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{
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"url": "https://git.kernel.org/stable/c/4e45e4c2015519a39c40eb575c03b77807fb5080"
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},
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{
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"url": "https://git.kernel.org/stable/c/964f8f9015fb117402d8d2186593397cd93388e9"
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},
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{
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"url": "https://git.kernel.org/stable/c/2ec7d16fe21c68b0879873a2abf9aac854c96134"
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},
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{
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"url": "https://git.kernel.org/stable/c/4bcb23635d5059ee71f3fb89719ea14aada6fd59"
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},
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{
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"url": "https://git.kernel.org/stable/c/f67d63628fe158b3a6e6b33a2b8c83ff118699d1"
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},
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{
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"url": "https://git.kernel.org/stable/c/e098c9c6477dfa3cb363282100108484ceba5cc5"
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},
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{
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"url": "https://git.kernel.org/stable/c/226d93b65f4f99b35fb7a03bdb24acb577364ebc"
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},
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{
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"url": "https://git.kernel.org/stable/c/1d8aabb413b5638670dfd1162169edc0ba276a2e"
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}
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],
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"title": "ASoC: tegra: tegra210_ahub: Validate written enum value",
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"x_generator": {
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"engine": "bippy-1.2.0"
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}
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},
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"adp": [
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{
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"metrics": [
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{
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"other": {
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"type": "ssvc",
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"content": {
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"id": "CVE-2026-74292",
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"role": "CISA Coordinator",
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"options": [
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{
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"Exploitation": "none"
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},
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{
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"Automatable": "no"
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},
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{
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"Technical Impact": "partial"
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}
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],
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"version": "2.0.3",
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"timestamp": "2026-10-16T18:52:23.166039Z"
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}
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}
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}
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],
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"title": "CISA ADP Vulnrichment",
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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"shortName": "CISA-ADP",
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"dateUpdated": "2026-10-16T18:55:30.680Z"
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}
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}
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]
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}
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} |