200 lines
8.6 KiB
JSON
200 lines
8.6 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.1",
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"cveMetadata": {
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"cveId": "CVE-2022-4696",
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"assignerOrgId": "14ed7db2-1595-443d-9d34-6215bf890778",
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"state": "PUBLISHED",
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"assignerShortName": "Google",
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"dateReserved": "2022-12-23T13:11:04.948Z",
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"datePublished": "2023-01-11T12:33:41.024Z",
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"dateUpdated": "2024-08-03T01:48:40.470Z"
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},
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"containers": {
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"cna": {
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"affected": [
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{
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"defaultStatus": "unaffected",
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"packageName": "kernel",
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"product": "Linux Kernel",
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"repo": "https://git.kernel.org",
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"vendor": "Linux",
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"versions": [
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{
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"lessThanOrEqual": "5.10.159",
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"status": "affected",
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"version": "5.7-rc1",
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"versionType": "custom"
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}
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]
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}
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],
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"credits": [
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{
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"lang": "en",
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"type": "finder",
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"user": "00000000-0000-4000-9000-000000000000",
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"value": "Bing-Jhong Billy Jheng of Starlabs"
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}
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],
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"datePublic": "2022-12-15T05:43:00.000Z",
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"descriptions": [
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{
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"lang": "en",
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"supportingMedia": [
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{
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"base64": false,
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"type": "text/html",
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"value": "There exists a use-after-free vulnerability in the Linux kernel through io_uring and the <span style=\"background-color: rgb(255, 255, 255);\">IORING_OP_SPLICE operation. If <span style=\"background-color: rgb(255, 255, 255);\">IORING_OP_SPLICE is <span style=\"background-color: rgb(255, 255, 255);\">missing the IO_WQ_WORK_FILES flag, which signals that the operation won't use current->nsproxy, so its reference counter is not increased. This assumption is not always true as calling io_splice on specific files will call the get_uts function which will use current->nsproxy leading to invalidly decreasing its reference counter later causing the use-after-free vulnerability. We recommend upgrading to version 5.10.160 or above</span></span></span><br>"
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}
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],
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"value": "There exists a use-after-free vulnerability in the Linux kernel through io_uring and the IORING_OP_SPLICE operation. If IORING_OP_SPLICE is missing the IO_WQ_WORK_FILES flag, which signals that the operation won't use current->nsproxy, so its reference counter is not increased. This assumption is not always true as calling io_splice on specific files will call the get_uts function which will use current->nsproxy leading to invalidly decreasing its reference counter later causing the use-after-free vulnerability. We recommend upgrading to version 5.10.160 or above\n"
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}
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],
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"impacts": [
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{
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"capecId": "CAPEC-251",
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"descriptions": [
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{
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"lang": "en",
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"value": "CAPEC-251 Local Code Inclusion"
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}
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]
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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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"attackComplexity": "LOW",
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"attackVector": "LOCAL",
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"availabilityImpact": "HIGH",
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"baseScore": 7.8,
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"baseSeverity": "HIGH",
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"confidentialityImpact": "HIGH",
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"integrityImpact": "HIGH",
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"privilegesRequired": "LOW",
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"scope": "UNCHANGED",
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"userInteraction": "NONE",
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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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"version": "3.1"
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},
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"format": "CVSS",
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"scenarios": [
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{
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"lang": "en",
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"value": "GENERAL"
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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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"cweId": "CWE-763",
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"description": "CWE-763 Release of Invalid Pointer or Reference",
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"lang": "en",
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"type": "CWE"
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}
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]
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}
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],
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"providerMetadata": {
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"orgId": "14ed7db2-1595-443d-9d34-6215bf890778",
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"shortName": "Google",
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"dateUpdated": "2023-01-11T12:33:41.024Z"
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},
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"references": [
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{
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"url": "https://kernel.dance/#75454b4bbfc7e6a4dd8338556f36ea9107ddf61a"
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},
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{
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"url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=linux-5.10.y&id=75454b4bbfc7e6a4dd8338556f36ea9107ddf61a"
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}
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],
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"source": {
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"discovery": "EXTERNAL"
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},
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"x_generator": {
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"engine": "Vulnogram 0.1.0-dev"
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}
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},
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"adp": [
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{
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"title": "CVE Program Container",
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"references": [
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{
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"url": "https://security.netapp.com/advisory/ntap-20230223-0003/"
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},
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{
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"url": "https://kernel.dance/#75454b4bbfc7e6a4dd8338556f36ea9107ddf61a",
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"tags": [
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"x_transferred"
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]
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},
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{
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"url": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?h=linux-5.10.y&id=75454b4bbfc7e6a4dd8338556f36ea9107ddf61a",
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"tags": [
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"x_transferred"
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]
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}
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],
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"providerMetadata": {
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"orgId": "af854a3a-2127-422b-91ae-364da2661108",
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"shortName": "CVE",
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"dateUpdated": "2024-08-03T01:48:40.470Z"
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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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"vendor": "linux",
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"product": "linux_kernel",
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"cpes": [
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"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*"
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],
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"defaultStatus": "unknown",
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"versions": [
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{
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"version": "5.7-rc1",
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"status": "affected",
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"lessThanOrEqual": "5.10.159",
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"versionType": "custom"
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}
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]
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}
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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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"timestamp": "2024-08-01T13:26:32.245783Z",
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"id": "CVE-2022-4696",
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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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"role": "CISA Coordinator",
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"version": "2.0.3"
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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": "2024-08-01T13:27:43.575Z"
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}
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}
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]
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}
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} |