{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2021-47514", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-05-24T15:02:54.824Z", "datePublished": "2024-05-24T15:09:28.686Z", "dateUpdated": "2026-05-11T13:56:08.141Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T13:56:08.141Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndevlink: fix netns refcount leak in devlink_nl_cmd_reload()\n\nWhile preparing my patch series adding netns refcount tracking,\nI spotted bugs in devlink_nl_cmd_reload()\n\nSome error paths forgot to release a refcount on a netns.\n\nTo fix this, we can reduce the scope of get_net()/put_net()\nsection around the call to devlink_reload()." } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "net/core/devlink.c" ], "versions": [ { "version": "ccdf07219da6bd1f43c6ddcde4c0e36993c7365a", "lessThan": "4b7e90672af8e0c78205db006f1b0a20ebd07f5f", "status": "affected", "versionType": "git" }, { "version": "ccdf07219da6bd1f43c6ddcde4c0e36993c7365a", "lessThan": "fe30b70ca84da9c4aca85c03ad86e7a9b89c5ded", "status": "affected", "versionType": "git" }, { "version": "ccdf07219da6bd1f43c6ddcde4c0e36993c7365a", "lessThan": "4dbb0dad8e63fcd0b5a117c2861d2abe7ff5f186", "status": "affected", "versionType": "git" } ] }, { "product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "net/core/devlink.c" ], "versions": [ { "version": "5.10", "status": "affected" }, { "version": "0", "lessThan": "5.10", "status": "unaffected", "versionType": "semver" }, { "version": "5.10.85", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.15.8", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.16", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix" } ] } ], "cpeApplicability": [ { "nodes": [ { "operator": "OR", "negate": false, "cpeMatch": [ { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.10", "versionEndExcluding": "5.10.85" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.10", "versionEndExcluding": "5.15.8" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.10", "versionEndExcluding": "5.16" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/4b7e90672af8e0c78205db006f1b0a20ebd07f5f" }, { "url": "https://git.kernel.org/stable/c/fe30b70ca84da9c4aca85c03ad86e7a9b89c5ded" }, { "url": "https://git.kernel.org/stable/c/4dbb0dad8e63fcd0b5a117c2861d2abe7ff5f186" } ], "title": "devlink: fix netns refcount leak in devlink_nl_cmd_reload()", "x_generator": { "engine": "bippy-1.2.0" } }, "adp": [ { "title": "CISA ADP Vulnrichment", "metrics": [ { "other": { "type": "ssvc", "content": { "id": "CVE-2021-47514", "role": "CISA Coordinator", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "version": "2.0.3", "timestamp": "2024-05-24T19:18:46.534167Z" } } } ], "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-06-04T17:14:53.095Z" } }, { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T05:39:59.599Z" }, "title": "CVE Program Container", "references": [ { "url": "https://git.kernel.org/stable/c/4b7e90672af8e0c78205db006f1b0a20ebd07f5f", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/fe30b70ca84da9c4aca85c03ad86e7a9b89c5ded", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/4dbb0dad8e63fcd0b5a117c2861d2abe7ff5f186", "tags": [ "x_transferred" ] } ] } ] } }