310 lines
15 KiB
JSON
310 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-2026-64133",
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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": "2026-07-19T07:54:57.036Z",
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"datePublished": "2026-07-19T15:40:28.277Z",
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"dateUpdated": "2026-10-19T20:28:13.681Z"
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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": "2026-08-05T12:39:35.138Z"
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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\nALSA: asihpi: Fix potential OOB array access at reading cache\n\nfind_control() to retrieve a cached info accesses the array with the\ngiven index blindly, which may lead to an OOB array access.\nAdd a sanity check for avoiding it."
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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:H/A:H",
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"baseScore": 7.8,
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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 local ALSA hwdep ioctl (`HPI_IOCTL_LINUX` on `/dev/snd/hwC*D0`) or equivalent in-kernel `hpi_send_recv()` calls; there is no network, Bluetooth, or physical-device attack surface for this PCI audio driver path.\nAC:L - On systems with an AudioScience adapter and control cache enabled, an attacker fully controls `obj_index` in the HPI control message and can reliably trigger the out-of-bounds access with a single crafted ioctl without races or victim-dependent timing.\nPR:L - Exploitation requires only local access to the ALSA sound/hwdep device nodes (typically any unprivileged user in the `audio` group), not real root or capabilities that cannot be obtained through user namespaces.\nUI:N - No victim interaction is required; the attacker opens the hwdep device and issues crafted HPI control messages directly without needing another user to perform any action.\nS:U - Impact is confined to kernel memory within the same security authority (local privilege escalation / kernel crash); it does not cross VM, IOMMU, or sandbox boundaries.\nC:H - The out-of-bounds read of `p_cache->p_info[control_index]` returns adjacent kernel heap pointers/data, and `hpi_check_control_cache_single()` dereferences the corrupted pointer and copies interpreted fields into the ioctl response buffer, enabling kernel information disclosure.\nI:H - After the out-of-bounds pointer load, follow-on cache handling dereferences attacker-influenced kernel addresses for reads and, on SET_STATE or PAD control paths, performs writes (e.g., null-termination), providing exploitable kernel memory corruption beyond a simple crash.\nA:H - A large out-of-bounds `obj_index` can read unmapped memory and cause a kernel oops/panic, and invalid pointer dereferences in the cache-handling path can crash or hang the system."
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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/pci/asihpi/hpicmn.c"
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],
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"versions": [
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{
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"version": "719f82d3987aad4cc9f46d19c35f362672545cad",
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"lessThan": "e060e21fe9cca1e5eafd8a1c597026577771e8d9",
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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": "719f82d3987aad4cc9f46d19c35f362672545cad",
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"lessThan": "34d0d492a2812b9289af14bca3573a89275965b2",
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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": "719f82d3987aad4cc9f46d19c35f362672545cad",
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"lessThan": "ffa29cea7bf9a4ef2ea8084967f142e0301ac670",
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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": "719f82d3987aad4cc9f46d19c35f362672545cad",
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"lessThan": "7b6f8c8eb93f02a74b1de8e521c0952af10d1f43",
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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": "719f82d3987aad4cc9f46d19c35f362672545cad",
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"lessThan": "8778386e4387b28f2bf8425d7ffc667c6294457f",
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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": "719f82d3987aad4cc9f46d19c35f362672545cad",
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"lessThan": "61c5017c64e2ac9e10b70b14b17a079dbc0a805f",
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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": "719f82d3987aad4cc9f46d19c35f362672545cad",
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"lessThan": "7d107239935793995bdc6cf29bb99e180bde4c28",
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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": "719f82d3987aad4cc9f46d19c35f362672545cad",
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"lessThan": "7b7d6572145c1dab2dd9bfb550b188e5f0ff3c3f",
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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/pci/asihpi/hpicmn.c"
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],
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"versions": [
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{
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"version": "2.6.35",
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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": "2.6.35",
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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": "5.10.258",
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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": "5.15.209",
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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": "6.1.175",
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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": "6.6.142",
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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": "6.12.92",
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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": "6.18.34",
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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": "7.0.11",
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"lessThanOrEqual": "7.0.*",
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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",
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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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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "2.6.35",
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"versionEndExcluding": "5.10.258"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "2.6.35",
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"versionEndExcluding": "5.15.209"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "2.6.35",
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"versionEndExcluding": "6.1.175"
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionEndExcluding": "6.6.142"
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{
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "2.6.35",
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"versionEndExcluding": "6.12.92"
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "2.6.35",
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"versionEndExcluding": "7.0.11"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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]
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}
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],
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"references": [
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{
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"url": "https://git.kernel.org/stable/c/e060e21fe9cca1e5eafd8a1c597026577771e8d9"
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},
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{
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"url": "https://git.kernel.org/stable/c/34d0d492a2812b9289af14bca3573a89275965b2"
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},
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{
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"url": "https://git.kernel.org/stable/c/ffa29cea7bf9a4ef2ea8084967f142e0301ac670"
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},
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{
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"url": "https://git.kernel.org/stable/c/7b6f8c8eb93f02a74b1de8e521c0952af10d1f43"
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},
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{
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"url": "https://git.kernel.org/stable/c/8778386e4387b28f2bf8425d7ffc667c6294457f"
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},
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{
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"url": "https://git.kernel.org/stable/c/61c5017c64e2ac9e10b70b14b17a079dbc0a805f"
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},
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{
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"url": "https://git.kernel.org/stable/c/7d107239935793995bdc6cf29bb99e180bde4c28"
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},
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{
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"url": "https://git.kernel.org/stable/c/7b7d6572145c1dab2dd9bfb550b188e5f0ff3c3f"
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}
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],
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"title": "ALSA: asihpi: Fix potential OOB array access at reading cache",
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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-2026-64133",
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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": "total"
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}
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],
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"version": "2.0.3",
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"timestamp": "2026-10-16T15:36:53.293596Z"
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}
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}
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}
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],
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"problemTypes": [
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{
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"descriptions": [
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{
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"lang": "en",
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"type": "CWE",
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"cweId": "CWE-125",
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"description": "CWE-125 Out-of-bounds Read"
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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": "2026-10-19T20:28:13.681Z"
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}
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}
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]
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}
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} |