248 lines
12 KiB
JSON
248 lines
12 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-2025-40125",
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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": "2025-04-16T07:20:57.169Z",
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"datePublished": "2025-11-12T10:23:20.180Z",
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"dateUpdated": "2026-05-11T21:43:15.313Z"
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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": "2026-05-11T21:43:15.313Z"
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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\nblk-mq: check kobject state_in_sysfs before deleting in blk_mq_unregister_hctx\n\nIn __blk_mq_update_nr_hw_queues() the return value of\nblk_mq_sysfs_register_hctxs() is not checked. If sysfs creation for hctx\nfails, later changing the number of hw_queues or removing disk will\ntrigger the following warning:\n\n kernfs: can not remove 'nr_tags', no directory\n WARNING: CPU: 2 PID: 637 at fs/kernfs/dir.c:1707 kernfs_remove_by_name_ns+0x13f/0x160\n Call Trace:\n remove_files.isra.1+0x38/0xb0\n sysfs_remove_group+0x4d/0x100\n sysfs_remove_groups+0x31/0x60\n __kobject_del+0x23/0xf0\n kobject_del+0x17/0x40\n blk_mq_unregister_hctx+0x5d/0x80\n blk_mq_sysfs_unregister_hctxs+0x94/0xd0\n blk_mq_update_nr_hw_queues+0x124/0x760\n nullb_update_nr_hw_queues+0x71/0xf0 [null_blk]\n nullb_device_submit_queues_store+0x92/0x120 [null_blk]\n\nkobjct_del() was called unconditionally even if sysfs creation failed.\nFix it by checkig the kobject creation statusbefore deleting it."
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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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"block/blk-mq-sysfs.c"
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],
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"versions": [
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{
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"version": "477e19dedc9d3e1f4443a1d4ae00572a988120ea",
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"lessThan": "a8c53553f1833cc2d14175d2d72cf37193a01898",
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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": "477e19dedc9d3e1f4443a1d4ae00572a988120ea",
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"lessThan": "cc14ea21c4e658814d737ed4dedde6cd626a15ad",
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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": "477e19dedc9d3e1f4443a1d4ae00572a988120ea",
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"lessThan": "4b97e99b87a773d52699521d40864f3ec888e9a6",
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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": "477e19dedc9d3e1f4443a1d4ae00572a988120ea",
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"lessThan": "6e7dadc5763c48eb3b9b91265a21f312599ebb2c",
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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": "477e19dedc9d3e1f4443a1d4ae00572a988120ea",
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"lessThan": "06c4826b1d900611096e4621e93133db57e13911",
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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": "477e19dedc9d3e1f4443a1d4ae00572a988120ea",
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"lessThan": "babc634e9fe2803962dba98a07587e835dbc0731",
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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": "477e19dedc9d3e1f4443a1d4ae00572a988120ea",
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"lessThan": "d5ddd76ee52bdc16e9f8b1e7791291e785dab032",
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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": "477e19dedc9d3e1f4443a1d4ae00572a988120ea",
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"lessThan": "4c7ef92f6d4d08a27d676e4c348f4e2922cab3ed",
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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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"block/blk-mq-sysfs.c"
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],
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"versions": [
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{
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"version": "4.20",
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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": "4.20",
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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": "5.4.301",
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"lessThanOrEqual": "5.4.*",
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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": "5.10.246",
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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": "5.15.195",
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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": "6.1.156",
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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": "6.6.112",
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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": "6.12.53",
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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": "6.17.3",
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"lessThanOrEqual": "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",
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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": "4.20",
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"versionEndExcluding": "5.4.301"
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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": "4.20",
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"versionEndExcluding": "5.10.246"
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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": "4.20",
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"versionEndExcluding": "5.15.195"
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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": "4.20",
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"versionEndExcluding": "6.1.156"
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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": "4.20",
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"versionEndExcluding": "6.6.112"
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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": "4.20",
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"versionEndExcluding": "6.12.53"
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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": "4.20",
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"versionEndExcluding": "6.17.3"
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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": "4.20",
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"versionEndExcluding": "6.18"
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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/a8c53553f1833cc2d14175d2d72cf37193a01898"
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},
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{
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"url": "https://git.kernel.org/stable/c/cc14ea21c4e658814d737ed4dedde6cd626a15ad"
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},
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{
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"url": "https://git.kernel.org/stable/c/4b97e99b87a773d52699521d40864f3ec888e9a6"
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},
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{
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"url": "https://git.kernel.org/stable/c/6e7dadc5763c48eb3b9b91265a21f312599ebb2c"
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},
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{
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"url": "https://git.kernel.org/stable/c/06c4826b1d900611096e4621e93133db57e13911"
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},
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{
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"url": "https://git.kernel.org/stable/c/babc634e9fe2803962dba98a07587e835dbc0731"
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},
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{
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"url": "https://git.kernel.org/stable/c/d5ddd76ee52bdc16e9f8b1e7791291e785dab032"
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},
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{
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"url": "https://git.kernel.org/stable/c/4c7ef92f6d4d08a27d676e4c348f4e2922cab3ed"
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}
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],
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"title": "blk-mq: check kobject state_in_sysfs before deleting in blk_mq_unregister_hctx",
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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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} |