164 lines
7.6 KiB
JSON
164 lines
7.6 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-2022-49229",
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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": "2025-02-26T01:49:39.293Z",
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"datePublished": "2025-02-26T01:55:57.155Z",
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"dateUpdated": "2026-05-11T18:55:38.756Z"
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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": "2026-05-11T18:55:38.756Z"
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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\nptp: unregister virtual clocks when unregistering physical clock.\n\nWhen unregistering a physical clock which has some virtual clocks,\nunregister the virtual clocks with it.\n\nThis fixes the following oops, which can be triggered by unloading\na driver providing a PTP clock when it has enabled virtual clocks:\n\nBUG: unable to handle page fault for address: ffffffffc04fc4d8\nOops: 0000 [#1] PREEMPT SMP NOPTI\nRIP: 0010:ptp_vclock_read+0x31/0xb0\nCall Trace:\n timecounter_read+0xf/0x50\n ptp_vclock_refresh+0x2c/0x50\n ? ptp_clock_release+0x40/0x40\n ptp_aux_kworker+0x17/0x30\n kthread_worker_fn+0x9b/0x240\n ? kthread_should_park+0x30/0x30\n kthread+0xe2/0x110\n ? kthread_complete_and_exit+0x20/0x20\n ret_from_fork+0x22/0x30"
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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/ptp/ptp_clock.c"
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],
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"versions": [
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{
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"version": "73f37068d540eba5f93ba3a0019bf479d35ebd76",
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"lessThan": "b2dea2a696d09163da4cd33cb598ce1f73e86597",
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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": "73f37068d540eba5f93ba3a0019bf479d35ebd76",
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"lessThan": "9c796a57cbb5daf124a665689f0b2bc9262e0ced",
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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": "73f37068d540eba5f93ba3a0019bf479d35ebd76",
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"lessThan": "c49eafe6249f844c26f9866886cc6719d81762df",
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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": "73f37068d540eba5f93ba3a0019bf479d35ebd76",
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"lessThan": "bfcbb76b0f595ea9ede9f7a218086fef85242f10",
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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/ptp/ptp_clock.c"
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],
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"versions": [
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{
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"version": "5.14",
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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": "5.14",
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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": "5.15.33",
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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": "5.16.19",
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"lessThanOrEqual": "5.16.*",
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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": "5.17.2",
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"lessThanOrEqual": "5.17.*",
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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": "5.18",
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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": "5.14",
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"versionEndExcluding": "5.15.33"
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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": "5.14",
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"versionEndExcluding": "5.16.19"
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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": "5.14",
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"versionEndExcluding": "5.17.2"
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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": "5.14",
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"versionEndExcluding": "5.18"
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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/b2dea2a696d09163da4cd33cb598ce1f73e86597"
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},
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{
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"url": "https://git.kernel.org/stable/c/9c796a57cbb5daf124a665689f0b2bc9262e0ced"
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},
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{
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"url": "https://git.kernel.org/stable/c/c49eafe6249f844c26f9866886cc6719d81762df"
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},
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{
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"url": "https://git.kernel.org/stable/c/bfcbb76b0f595ea9ede9f7a218086fef85242f10"
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}
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],
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"title": "ptp: unregister virtual clocks when unregistering physical clock.",
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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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} |