205 lines
9.7 KiB
JSON
205 lines
9.7 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-2025-68811",
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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": "2025-12-24T10:30:51.047Z",
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"datePublished": "2026-01-13T15:29:17.128Z",
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"dateUpdated": "2026-10-19T18:05:08.265Z"
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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": "2026-08-05T12:11:42.662Z"
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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\nsvcrdma: use rc_pageoff for memcpy byte offset\n\nsvc_rdma_copy_inline_range added rc_curpage (page index) to the page\nbase instead of the byte offset rc_pageoff. Use rc_pageoff so copies\nland within the current page.\n\nFound by ZeroPath (https://zeropath.com)"
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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:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
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"baseScore": 9.8,
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"baseSeverity": "CRITICAL"
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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:N - An unauthenticated client can reach the vulnerable RPC-over-RDMA receive path through a network-exposed NFS/RDMA service, including routable iWARP or RoCE deployments.\nAC:L - The attacker directly controls the chunk positions, inline length, and copied bytes; a single crafted request in a supported multi-page inline configuration deterministically reaches the faulty memcpy without a race.\nPR:N - RDMA connections and request reconstruction occur before SUNRPC credential decoding, NFS authentication, or export authorization.\nUI:N - Exploitation requires only sending the crafted RPC-over-RDMA request to a configured server, with no victim action.\nS:U - The vulnerable code and affected kernel resources remain within the host kernel's security authority.\nC:H - The controlled cross-page kernel corruption can be developed into code-execution or memory-read primitives, permitting disclosure of arbitrary kernel memory.\nI:H - Using a page index as a byte offset lets attacker-controlled data overwrite assembled request contents and cross page boundaries, enabling kernel memory corruption and potential code execution.\nA:H - Corruption of adjacent kernel pages can cause an oops or panic, and an unauthenticated attacker can repeatedly trigger the receive path."
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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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"net/sunrpc/xprtrdma/svc_rdma_rw.c"
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],
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"versions": [
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{
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"version": "8e122582680c6f8acd686a5a2af9c0e46fe90f2d",
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"lessThan": "e8623e9c451e23d84b870811f42fd872b4089ef6",
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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": "8e122582680c6f8acd686a5a2af9c0e46fe90f2d",
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"lessThan": "2a77c8dd49bccf0ca232be7c836cec1209abb8da",
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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": "8e122582680c6f8acd686a5a2af9c0e46fe90f2d",
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"lessThan": "a8ee9099f30654917aa68f55d707b5627e1dbf77",
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"status": "affected",
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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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"net/sunrpc/xprtrdma/svc_rdma_rw.c"
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],
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"versions": [
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{
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"version": "6.8",
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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": "6.8",
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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": "6.12.64",
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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": "6.18.3",
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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": "6.19",
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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": "6.8",
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"versionEndExcluding": "6.12.64"
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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": "6.8",
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"versionEndExcluding": "6.18.3"
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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": "6.8",
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"versionEndExcluding": "6.19"
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}
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]
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}
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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/e8623e9c451e23d84b870811f42fd872b4089ef6"
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},
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{
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"url": "https://git.kernel.org/stable/c/2a77c8dd49bccf0ca232be7c836cec1209abb8da"
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},
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{
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"url": "https://git.kernel.org/stable/c/a8ee9099f30654917aa68f55d707b5627e1dbf77"
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}
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],
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"title": "svcrdma: use rc_pageoff for memcpy byte offset",
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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-2025-68811",
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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": "2026-06-16T16:28:47.245013Z"
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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-787",
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"description": "CWE-787 Out-of-bounds Write"
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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": "2026-10-19T18:05:08.265Z"
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}
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}
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]
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}
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} |