cve-2022-48699
Vulnerability from cvelistv5
Published
2024-05-03 15:11
Modified
2024-11-04 12:14
Severity ?
EPSS score ?
Summary
sched/debug: fix dentry leak in update_sched_domain_debugfs
References
{ "containers": { "adp": [ { "metrics": [ { "other": { "content": { "id": "CVE-2022-48699", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "timestamp": "2024-05-28T17:42:13.797299Z", "version": "2.0.3" }, "type": "ssvc" } } ], "providerMetadata": { "dateUpdated": "2024-06-04T17:16:42.064Z", "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP" }, "title": "CISA ADP Vulnrichment" }, { "providerMetadata": { "dateUpdated": "2024-08-03T15:17:55.870Z", "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE" }, "references": [ { "tags": [ "x_transferred" ], "url": "https://git.kernel.org/stable/c/26e9a1ded8923510e5529fbb28390b22228700c2" }, { "tags": [ "x_transferred" ], "url": "https://git.kernel.org/stable/c/0c32a93963e03c03e561d5a066eedad211880ba3" }, { "tags": [ "x_transferred" ], "url": "https://git.kernel.org/stable/c/c2e406596571659451f4b95e37ddfd5a8ef1d0dc" } ], "title": "CVE Program Container" } ], "cna": { "affected": [ { "defaultStatus": "unaffected", "product": "Linux", "programFiles": [ "kernel/sched/debug.c" ], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [ { "lessThan": "26e9a1ded892", "status": "affected", "version": "1da177e4c3f4", "versionType": "git" }, { "lessThan": "0c32a93963e0", "status": "affected", "version": "1da177e4c3f4", "versionType": "git" }, { "lessThan": "c2e406596571", "status": "affected", "version": "1da177e4c3f4", "versionType": "git" } ] }, { "defaultStatus": "affected", "product": "Linux", "programFiles": [ "kernel/sched/debug.c" ], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [ { "lessThanOrEqual": "5.15.*", "status": "unaffected", "version": "5.15.68", "versionType": "semver" }, { "lessThanOrEqual": "5.19.*", "status": "unaffected", "version": "5.19.9", "versionType": "semver" }, { "lessThanOrEqual": "*", "status": "unaffected", "version": "6.0", "versionType": "original_commit_for_fix" } ] } ], "descriptions": [ { "lang": "en", "value": "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." } ], "providerMetadata": { "dateUpdated": "2024-11-04T12:14:47.701Z", "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux" }, "references": [ { "url": "https://git.kernel.org/stable/c/26e9a1ded8923510e5529fbb28390b22228700c2" }, { "url": "https://git.kernel.org/stable/c/0c32a93963e03c03e561d5a066eedad211880ba3" }, { "url": "https://git.kernel.org/stable/c/c2e406596571659451f4b95e37ddfd5a8ef1d0dc" } ], "title": "sched/debug: fix dentry leak in update_sched_domain_debugfs", "x_generator": { "engine": "bippy-9e1c9544281a" } } }, "cveMetadata": { "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "assignerShortName": "Linux", "cveId": "CVE-2022-48699", "datePublished": "2024-05-03T15:11:54.150Z", "dateReserved": "2024-05-03T14:55:07.145Z", "dateUpdated": "2024-11-04T12:14:47.701Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2022-48699\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-05-03T16:15:08.453\",\"lastModified\":\"2024-05-06T12:44:56.377\",\"vulnStatus\":\"Awaiting Analysis\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"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.\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: sched/debug: corrige la fuga de dentry en update_sched_domain_debugfs Kuyo informa que el patr\u00f3n de uso de debugfs_remove(debugfs_lookup()) pierde un dentry y con una prueba de estr\u00e9s de conexi\u00f3n en caliente, la m\u00e1quina eventualmente se queda sin memoria. Solucione este problema utilizando la llamada debugfs_lookup_and_remove() reci\u00e9n creada, que maneja adecuadamente la l\u00f3gica de conteo de referencias de dentry.\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/0c32a93963e03c03e561d5a066eedad211880ba3\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/26e9a1ded8923510e5529fbb28390b22228700c2\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/c2e406596571659451f4b95e37ddfd5a8ef1d0dc\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}" } }
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Sightings
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Nomenclature
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