{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-74292", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-08-15T05:44:03.881Z", "datePublished": "2026-08-15T05:57:58.250Z", "dateUpdated": "2026-08-17T05:45:30.088Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-08-17T05:45:30.088Z"}, "descriptions": [{"lang": "en", "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."}], "metrics": [{"cvssV3_1": {"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"}, "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."}]}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["sound/soc/tegra/tegra210_ahub.c"], "versions": [{"version": "16e1bcc2caf446fa3e1daa040b59fd6f6272a766", "lessThan": "4e45e4c2015519a39c40eb575c03b77807fb5080", "status": "affected", "versionType": "git"}, {"version": "16e1bcc2caf446fa3e1daa040b59fd6f6272a766", "lessThan": "964f8f9015fb117402d8d2186593397cd93388e9", "status": "affected", "versionType": "git"}, {"version": "16e1bcc2caf446fa3e1daa040b59fd6f6272a766", "lessThan": "2ec7d16fe21c68b0879873a2abf9aac854c96134", "status": "affected", "versionType": "git"}, {"version": "16e1bcc2caf446fa3e1daa040b59fd6f6272a766", "lessThan": "4bcb23635d5059ee71f3fb89719ea14aada6fd59", "status": "affected", 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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["sound/soc/tegra/tegra210_ahub.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "4e45e4c2015519a39c40eb575c03b77807fb5080", "status": "affected", "version": "16e1bcc2caf446fa3e1daa040b59fd6f6272a766", "versionType": "git"}, {"lessThan": "964f8f9015fb117402d8d2186593397cd93388e9", "status": "affected", "version": "16e1bcc2caf446fa3e1daa040b59fd6f6272a766", "versionType": "git"}, {"lessThan": "2ec7d16fe21c68b0879873a2abf9aac854c96134", "status": "affected", "version": "16e1bcc2caf446fa3e1daa040b59fd6f6272a766", "versionType": "git"}, {"lessThan": "4bcb23635d5059ee71f3fb89719ea14aada6fd59", "status": "affected", "version": "16e1bcc2caf446fa3e1daa040b59fd6f6272a766", "versionType": "git"}, {"lessThan": "f67d63628fe158b3a6e6b33a2b8c83ff118699d1", "status": "affected", "version": "16e1bcc2caf446fa3e1daa040b59fd6f6272a766", "versionType": "git"}, {"lessThan": "e098c9c6477dfa3cb363282100108484ceba5cc5", "status": "affected", "version": "16e1bcc2caf446fa3e1daa040b59fd6f6272a766", "versionType": "git"}, {"lessThan": "226d93b65f4f99b35fb7a03bdb24acb577364ebc", "status": "affected", "version": "16e1bcc2caf446fa3e1daa040b59fd6f6272a766", "versionType": "git"}, {"lessThan": "1d8aabb413b5638670dfd1162169edc0ba276a2e", "status": "affected", "version": "16e1bcc2caf446fa3e1daa040b59fd6f6272a766", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["sound/soc/tegra/tegra210_ahub.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "5.9"}, {"lessThan": "5.9", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "5.10.*", "status": "unaffected", "version": "5.10.261", "versionType": "semver"}, {"lessThanOrEqual": "5.15.*", "status": "unaffected", "version": "5.15.212", "versionType": "semver"}, {"lessThanOrEqual": "6.1.*", "status": "unaffected", "version": "6.1.178", "versionType": "semver"}, {"lessThanOrEqual": "6.6.*", "status": "unaffected", "version": "6.6.145", "versionType": "semver"}, {"lessThanOrEqual": "6.12.*", "status": "unaffected", "version": "6.12.97", "versionType": "semver"}, {"lessThanOrEqual": "6.18.*", "status": "unaffected", "version": "6.18.40", "versionType": "semver"}, {"lessThanOrEqual": "7.1.*", "status": "unaffected", "version": "7.1.5", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "7.2", "versionType": "original_commit_for_fix"}]}], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "cveTags": [], "descriptions": [{"lang": "en", "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."}], "id": "CVE-2026-74292", "lastModified": "2026-08-17T06:19:23.160", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.2, "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "type": "Secondary"}]}, "published": "2026-08-15T06:22:28.760", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/1d8aabb413b5638670dfd1162169edc0ba276a2e"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/226d93b65f4f99b35fb7a03bdb24acb577364ebc"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/2ec7d16fe21c68b0879873a2abf9aac854c96134"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/4bcb23635d5059ee71f3fb89719ea14aada6fd59"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/4e45e4c2015519a39c40eb575c03b77807fb5080"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/964f8f9015fb117402d8d2186593397cd93388e9"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/e098c9c6477dfa3cb363282100108484ceba5cc5"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/f67d63628fe158b3a6e6b33a2b8c83ff118699d1"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{"bugzilla": {"description": "kernel: ASoC: tegra: tegra210_ahub: Validate written enum value", "id": "2516848", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2516848"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-1285", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nASoC: tegra: tegra210_ahub: Validate written enum value\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.\nMove the check before the array access.", "A flaw was found in the Linux kernel's audio driver for Tegra devices, specifically within the AHUB component. This vulnerability arises because a function attempts to read data from an array using an index that has not been properly checked, potentially leading to access beyond the array's boundaries. A local attacker could exploit this issue to cause the system to crash, resulting in a denial of service, or potentially gain access to sensitive information."], "name": "CVE-2026-74292", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-08-15T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-74292\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-74292\nhttps://lore.kernel.org/linux-cve-announce/2026081548-CVE-2026-74292-7676@gregkh/T"], "threat_severity": "Moderate"}

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