143 lines
7.0 KiB
JSON
143 lines
7.0 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-2026-23311",
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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": "2026-01-13T15:37:45.994Z",
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"datePublished": "2026-03-25T10:27:06.915Z",
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"dateUpdated": "2026-05-11T22:04:25.774Z"
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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": "2026-05-11T22:04:25.774Z"
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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\nperf/core: Fix invalid wait context in ctx_sched_in()\n\nLockdep found a bug in the event scheduling when a pinned event was\nfailed and wakes up the threads in the ring buffer like below.\n\nIt seems it should not grab a wait-queue lock under perf-context lock.\nLet's do it with irq_work.\n\n [ 39.913691] =============================\n [ 39.914157] [ BUG: Invalid wait context ]\n [ 39.914623] 6.15.0-next-20250530-next-2025053 #1 Not tainted\n [ 39.915271] -----------------------------\n [ 39.915731] repro/837 is trying to lock:\n [ 39.916191] ffff88801acfabd8 (&event->waitq){....}-{3:3}, at: __wake_up+0x26/0x60\n [ 39.917182] other info that might help us debug this:\n [ 39.917761] context-{5:5}\n [ 39.918079] 4 locks held by repro/837:\n [ 39.918530] #0: ffffffff8725cd00 (rcu_read_lock){....}-{1:3}, at: __perf_event_task_sched_in+0xd1/0xbc0\n [ 39.919612] #1: ffff88806ca3c6f8 (&cpuctx_lock){....}-{2:2}, at: __perf_event_task_sched_in+0x1a7/0xbc0\n [ 39.920748] #2: ffff88800d91fc18 (&ctx->lock){....}-{2:2}, at: __perf_event_task_sched_in+0x1f9/0xbc0\n [ 39.921819] #3: ffffffff8725cd00 (rcu_read_lock){....}-{1:3}, at: perf_event_wakeup+0x6c/0x470"
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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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"kernel/events/core.c"
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],
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"versions": [
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{
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"version": "f4b07fd62d4d11d57a15cb4ae01b3833282eb8f6",
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"lessThan": "c67ab059953e3b66cb17ddd6524c23f9e1f6526d",
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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": "f4b07fd62d4d11d57a15cb4ae01b3833282eb8f6",
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"lessThan": "825f218ca70ef394c2b8546b313711d867b24584",
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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": "f4b07fd62d4d11d57a15cb4ae01b3833282eb8f6",
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"lessThan": "486ff5ad49bc50315bcaf6d45f04a33ef0a45ced",
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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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"kernel/events/core.c"
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],
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"versions": [
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{
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"version": "6.15",
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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": "6.15",
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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": "6.18.17",
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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": "6.19.7",
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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": "6.15",
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"versionEndExcluding": "6.18.17"
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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": "6.15",
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"versionEndExcluding": "6.19.7"
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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": "6.15",
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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/c67ab059953e3b66cb17ddd6524c23f9e1f6526d"
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},
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{
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"url": "https://git.kernel.org/stable/c/825f218ca70ef394c2b8546b313711d867b24584"
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},
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{
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"url": "https://git.kernel.org/stable/c/486ff5ad49bc50315bcaf6d45f04a33ef0a45ced"
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}
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],
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"title": "perf/core: Fix invalid wait context in ctx_sched_in()",
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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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} |