CVE-2021-47093 - OpenCVE

In the Linux kernel, the following vulnerability has been resolved: platform/x86: intel_pmc_core: fix memleak on registration failure In case device registration fails during module initialisation, the platform device structure needs to be freed using platform_device_put() to properly free all resources (e.g. the device name).

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required High

Scope Unchanged

Confidentiality Impact High

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact partial

No data.

No data.

No data.

References

Link	Providers
https://git.kernel.org/stable/c/26a8b09437804fabfb1db080d676b96c0de68e7c
https://git.kernel.org/stable/c/7a37f2e370699e2feca3dca6c8178c71ceee7e8a
https://git.kernel.org/stable/c/9ca1324755f1f8629a370af5cc315b175331f5d1
https://lore.kernel.org/linux-cve-announce/2024030414-CVE-2021-47093-ccd0@gregkh/T
https://nvd.nist.gov/vuln/detail/CVE-2021-47093
https://www.cve.org/CVERecord?id=CVE-2021-47093

History

Mon, 04 Nov 2024 13:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

MITRE

Status: PUBLISHED

Assigner: Linux

Published: 2024-03-04T18:10:41.813Z

Updated: 2024-11-04T11:59:16.246Z

Reserved: 2024-02-29T22:33:44.300Z

Link: CVE-2021-47093

Vulnrichment

Updated: 2024-08-04T05:24:39.914Z

NVD

Status : Awaiting Analysis

Published: 2024-03-04T18:15:07.787

Modified: 2024-03-05T13:41:01.900

Link: CVE-2021-47093

Redhat

Severity : Low

Publid Date: 2024-03-04T00:00:00Z

Links: CVE-2021-47093 - Bugzilla

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2021-47093", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-02-29T22:33:44.300Z", "datePublished": "2024-03-04T18:10:41.813Z", "dateUpdated": "2024-11-04T11:59:16.246Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2024-11-04T11:59:16.246Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nplatform/x86: intel_pmc_core: fix memleak on registration failure\n\nIn case device registration fails during module initialisation, the\nplatform device structure needs to be freed using platform_device_put()\nto properly free all resources (e.g. the device name)."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/platform/x86/intel/pmc/pltdrv.c"], "versions": [{"version": "938835aa903a", "lessThan": "7a37f2e37069", "status": "affected", "versionType": "git"}, {"version": "938835aa903a", "lessThan": "9ca1324755f1", "status": "affected", "versionType": "git"}, {"version": "938835aa903a", "lessThan": "26a8b0943780", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/platform/x86/intel/pmc/pltdrv.c"], "versions": [{"version": "5.9", "status": "affected"}, {"version": "0", "lessThan": "5.9", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.89", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.12", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.16", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "references": [{"url": "https://git.kernel.org/stable/c/7a37f2e370699e2feca3dca6c8178c71ceee7e8a"}, {"url": "https://git.kernel.org/stable/c/9ca1324755f1f8629a370af5cc315b175331f5d1"}, {"url": "https://git.kernel.org/stable/c/26a8b09437804fabfb1db080d676b96c0de68e7c"}], "title": "platform/x86: intel_pmc_core: fix memleak on registration failure", "x_generator": {"engine": "bippy-9e1c9544281a"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2021-47093", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-03-04T19:55:54.867471Z"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-07-05T17:22:07.353Z"}}, {"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T05:24:39.914Z"}, "title": "CVE Program Container", "references": [{"url": "https://git.kernel.org/stable/c/7a37f2e370699e2feca3dca6c8178c71ceee7e8a", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/9ca1324755f1f8629a370af5cc315b175331f5d1", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/26a8b09437804fabfb1db080d676b96c0de68e7c", "tags": ["x_transferred"]}]}]}}

{"dataType": "CVE_RECORD", "containers": {"adp": [{"title": "CVE Program Container", "references": [{"url": "https://git.kernel.org/stable/c/7a37f2e370699e2feca3dca6c8178c71ceee7e8a", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/9ca1324755f1f8629a370af5cc315b175331f5d1", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/26a8b09437804fabfb1db080d676b96c0de68e7c", "tags": ["x_transferred"]}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T05:24:39.914Z"}}, {"title": "CISA ADP Vulnrichment", "metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2021-47093", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-03-04T19:55:54.867471Z"}}}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-07-05T15:20:41.262Z"}}], "cna": {"title": "platform/x86: intel_pmc_core: fix memleak on registration failure", "affected": [{"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "938835aa903a", "lessThan": "7a37f2e37069", "versionType": "git"}, {"status": "affected", "version": "938835aa903a", "lessThan": "9ca1324755f1", "versionType": "git"}, {"status": "affected", "version": "938835aa903a", "lessThan": "26a8b0943780", "versionType": "git"}], "programFiles": ["drivers/platform/x86/intel/pmc/pltdrv.c"], "defaultStatus": "unaffected"}, {"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "5.9"}, {"status": "unaffected", "version": "0", "lessThan": "5.9", "versionType": "semver"}, {"status": "unaffected", "version": "5.10.89", "versionType": "semver", "lessThanOrEqual": "5.10.*"}, {"status": "unaffected", "version": "5.15.12", "versionType": "semver", "lessThanOrEqual": "5.15.*"}, {"status": "unaffected", "version": "5.16", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*"}], "programFiles": ["drivers/platform/x86/intel/pmc/pltdrv.c"], "defaultStatus": "affected"}], "references": [{"url": "https://git.kernel.org/stable/c/7a37f2e370699e2feca3dca6c8178c71ceee7e8a"}, {"url": "https://git.kernel.org/stable/c/9ca1324755f1f8629a370af5cc315b175331f5d1"}, {"url": "https://git.kernel.org/stable/c/26a8b09437804fabfb1db080d676b96c0de68e7c"}], "x_generator": {"engine": "bippy-9e1c9544281a"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nplatform/x86: intel_pmc_core: fix memleak on registration failure\n\nIn case device registration fails during module initialisation, the\nplatform device structure needs to be freed using platform_device_put()\nto properly free all resources (e.g. the device name)."}], "providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2024-11-04T11:59:16.246Z"}}}, "cveMetadata": {"cveId": "CVE-2021-47093", "state": "PUBLISHED", "dateUpdated": "2024-11-04T11:59:16.246Z", "dateReserved": "2024-02-29T22:33:44.300Z", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "datePublished": "2024-03-04T18:10:41.813Z", "assignerShortName": "Linux"}, "dataVersion": "5.1"}