329 lines
15 KiB
JSON
329 lines
15 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-2024-43889",
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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": "2024-08-17T09:11:59.288Z",
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"datePublished": "2024-08-26T10:10:42.270Z",
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"dateUpdated": "2026-10-15T00:48:55.559Z"
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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": "2026-05-11T20:31:46.630Z"
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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\npadata: Fix possible divide-by-0 panic in padata_mt_helper()\n\nWe are hit with a not easily reproducible divide-by-0 panic in padata.c at\nbootup time.\n\n [ 10.017908] Oops: divide error: 0000 1 PREEMPT SMP NOPTI\n [ 10.017908] CPU: 26 PID: 2627 Comm: kworker/u1666:1 Not tainted 6.10.0-15.el10.x86_64 #1\n [ 10.017908] Hardware name: Lenovo ThinkSystem SR950 [7X12CTO1WW]/[7X12CTO1WW], BIOS [PSE140J-2.30] 07/20/2021\n [ 10.017908] Workqueue: events_unbound padata_mt_helper\n [ 10.017908] RIP: 0010:padata_mt_helper+0x39/0xb0\n :\n [ 10.017963] Call Trace:\n [ 10.017968] <TASK>\n [ 10.018004] ? padata_mt_helper+0x39/0xb0\n [ 10.018084] process_one_work+0x174/0x330\n [ 10.018093] worker_thread+0x266/0x3a0\n [ 10.018111] kthread+0xcf/0x100\n [ 10.018124] ret_from_fork+0x31/0x50\n [ 10.018138] ret_from_fork_asm+0x1a/0x30\n [ 10.018147] </TASK>\n\nLooking at the padata_mt_helper() function, the only way a divide-by-0\npanic can happen is when ps->chunk_size is 0. The way that chunk_size is\ninitialized in padata_do_multithreaded(), chunk_size can be 0 when the\nmin_chunk in the passed-in padata_mt_job structure is 0.\n\nFix this divide-by-0 panic by making sure that chunk_size will be at least\n1 no matter what the input parameters are."
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}
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],
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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/padata.c"
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],
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{
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{
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"version": "5.8",
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"version": "0",
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{
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"version": "5.10.224",
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"lessThanOrEqual": "5.10.*",
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},
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"version": "6.1.105",
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},
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{
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"version": "6.6.46",
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"status": "unaffected",
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},
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{
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"version": "6.10.5",
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{
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"version": "6.11",
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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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"url": "https://git.kernel.org/stable/c/ab8b397d5997d8c37610252528edc54bebf9f6d3"
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}
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],
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"title": "padata: Fix possible divide-by-0 panic in padata_mt_helper()",
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{
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"Technical Impact": "partial"
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"title": "CISA ADP Vulnrichment",
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"shortName": "CISA-ADP",
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"dateUpdated": "2024-09-12T17:32:58.618Z"
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"title": "CVE Program Container",
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"references": [
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"url": "https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html"
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},
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