{"id":"CVE-2022-48699","state":"PUBLISHED","title":"sched/debug: fix dentry leak in update_sched_domain_debugfs","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nsched/debug: fix dentry leak in update_sched_domain_debugfs\n\nKuyo reports that the pattern of using debugfs_remove(debugfs_lookup())\nleaks a dentry and with a hotplug stress test, the machine eventually\nruns out of memory.\n\nFix this up by using the newly created debugfs_lookup_and_remove() call\ninstead which properly handles the dentry reference counting logic.","publishedAt":"2024-05-03T15:11:54.150Z","updatedAt":"2026-05-11T18:45:15.867Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"3b87f136f8fccddf7da016ab7d04bb3cf9b180f0","status":"affected","lessThan":"26e9a1ded8923510e5529fbb28390b22228700c2","versionType":"git"},{"version":"3b87f136f8fccddf7da016ab7d04bb3cf9b180f0","status":"affected","lessThan":"0c32a93963e03c03e561d5a066eedad211880ba3","versionType":"git"},{"version":"3b87f136f8fccddf7da016ab7d04bb3cf9b180f0","status":"affected","lessThan":"c2e406596571659451f4b95e37ddfd5a8ef1d0dc","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["kernel/sched/debug.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.13","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.13","versionType":"semver"},{"version":"5.15.68","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"5.19.9","status":"unaffected","lessThanOrEqual":"5.19.*","versionType":"semver"},{"version":"6.0","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["kernel/sched/debug.c"]}],"references":["https://git.kernel.org/stable/c/26e9a1ded8923510e5529fbb28390b22228700c2","https://git.kernel.org/stable/c/0c32a93963e03c03e561d5a066eedad211880ba3","https://git.kernel.org/stable/c/c2e406596571659451f4b95e37ddfd5a8ef1d0dc"],"weaknesses":[],"ingestedAt":"2026-10-29T20:05:26.763Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2022/48xxx/CVE-2022-48699.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2022-48699","state":"PUBLISHED","datePublished":"2024-05-03T15:11:54.150Z","dateUpdated":"2026-05-11T18:45:15.867Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2024-05-03T14:55:07.145Z"},"containers":{"cna":{"title":"sched/debug: 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