122 lines
5.8 KiB
JSON
122 lines
5.8 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-2026-43097",
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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": "2026-05-01T14:12:55.984Z",
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"datePublished": "2026-05-06T07:40:28.157Z",
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"dateUpdated": "2026-05-11T22:17:40.279Z"
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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": "2026-05-11T22:17:40.279Z"
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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\nPCI: hv: Fix double ida_free in hv_pci_probe error path\n\nIf hv_pci_probe() fails after storing the domain number in\nhbus->bridge->domain_nr, there is a call to free this domain_nr via\npci_bus_release_emul_domain_nr(), however, during cleanup, the bridge\nrelease callback pci_release_host_bridge_dev() also frees the domain_nr\ncausing ida_free to be called on same ID twice and triggering following\nwarning:\n\n ida_free called for id=28971 which is not allocated.\n WARNING: lib/idr.c:594 at ida_free+0xdf/0x160, CPU#0: kworker/0:2/198\n Call Trace:\n pci_bus_release_emul_domain_nr+0x17/0x20\n pci_release_host_bridge_dev+0x4b/0x60\n device_release+0x3b/0xa0\n kobject_put+0x8e/0x220\n devm_pci_alloc_host_bridge_release+0xe/0x20\n devres_release_all+0x9a/0xd0\n device_unbind_cleanup+0x12/0xa0\n really_probe+0x1c5/0x3f0\n vmbus_add_channel_work+0x135/0x1a0\n\nFix this by letting pci core handle the free domain_nr and remove\nthe explicit free called in pci-hyperv driver."
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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/pci/controller/pci-hyperv.c"
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],
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"versions": [
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{
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"version": "bcce8c74f1ce1e2731ac0261287897e3768767d8",
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"lessThan": "21bc8e0ba5c2a081b0a2808c976d4c9dbddf1e48",
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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": "bcce8c74f1ce1e2731ac0261287897e3768767d8",
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"lessThan": "b6422dff0e518245019233432b6bccfc30b73e2f",
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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/pci/controller/pci-hyperv.c"
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],
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"versions": [
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{
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"version": "6.19",
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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": "6.19",
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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": "6.19.14",
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"lessThanOrEqual": "6.19.*",
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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",
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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": "6.19",
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"versionEndExcluding": "6.19.14"
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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": "6.19",
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"versionEndExcluding": "7.0"
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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/21bc8e0ba5c2a081b0a2808c976d4c9dbddf1e48"
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},
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{
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"url": "https://git.kernel.org/stable/c/b6422dff0e518245019233432b6bccfc30b73e2f"
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}
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],
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"title": "PCI: hv: Fix double ida_free in hv_pci_probe error path",
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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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}
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} |