143 lines
6.3 KiB
JSON
143 lines
6.3 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-2026-92505",
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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": "2026-09-16T12:21:13.872Z",
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"datePublished": "2026-09-17T16:10:17.389Z",
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"dateUpdated": "2026-10-19T09:04:11.374Z"
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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": "2026-10-19T09:04:11.374Z"
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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\niommu/amd: Fix undefined behavior in devid_write debugfs function\n\nWhen for_each_pci_segment() loop completes without finding a matching\nsegment, the pci_seg pointer is not NULL but points to an invalid memory\nlocation (the list head). Accessing pci_seg->id after the loop causes\nundefined behavior.\n\nFix this by handling the successful case inside the loop and returning\n-EINVAL after the loop if no matching segment is found."
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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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"drivers/iommu/amd/debugfs.c"
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],
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"versions": [
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{
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"version": "2e98940f123d9c69d4759078aea9a536244c98d3",
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"lessThan": "8aabe0fba01486b5d893e708b05a8fa7f1b7efbb",
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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": "2e98940f123d9c69d4759078aea9a536244c98d3",
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"lessThan": "99d42aef089a07cfb1d404a7227ac9dc7628b497",
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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": "2e98940f123d9c69d4759078aea9a536244c98d3",
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"lessThan": "843e149989665f8309ad2efe6048dc76591e1f94",
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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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"drivers/iommu/amd/debugfs.c"
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],
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"versions": [
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{
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"version": "6.17",
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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": "6.17",
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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": "6.18.52",
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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": "7.2.6",
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"lessThanOrEqual": "7.2.*",
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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": "7.3",
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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": "6.17",
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"versionEndExcluding": "6.18.52"
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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": "6.17",
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"versionEndExcluding": "7.2.6"
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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": "6.17",
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"versionEndExcluding": "7.3"
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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/8aabe0fba01486b5d893e708b05a8fa7f1b7efbb"
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},
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{
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"url": "https://git.kernel.org/stable/c/99d42aef089a07cfb1d404a7227ac9dc7628b497"
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},
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{
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"url": "https://git.kernel.org/stable/c/843e149989665f8309ad2efe6048dc76591e1f94"
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}
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],
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"title": "iommu/amd: Fix undefined behavior in devid_write debugfs function",
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"x_generator": {
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}
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}
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} |