CVE-2021-47524 - OpenCVE

In the Linux kernel, the following vulnerability has been resolved: serial: liteuart: fix minor-number leak on probe errors Make sure to release the allocated minor number before returning on probe errors.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required High

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

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/888fc81107cacd2a4f681bac7bb785cef868214f
https://git.kernel.org/stable/c/dd5e90b16cca8a697cbe17b72e2a5f49291cabb2
https://lore.kernel.org/linux-cve-announce/2024052434-CVE-2021-47524-7fd0@gregkh/T
https://nvd.nist.gov/vuln/detail/CVE-2021-47524
https://www.cve.org/CVERecord?id=CVE-2021-47524

History

Wed, 11 Sep 2024 13:30:00 +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: 2024-05-24T15:09:36.706Z

Updated: 2024-09-11T17:32:51.218Z

Reserved: 2024-05-24T15:02:54.825Z

Link: CVE-2021-47524

Vulnrichment

Updated: 2024-09-11T12:42:13.079Z

NVD

Status : Awaiting Analysis

Published: 2024-05-24T15:15:14.973

Modified: 2024-05-24T18:09:20.027

Link: CVE-2021-47524

Redhat

Severity : Low

Publid Date: 2024-05-24T00:00:00Z

Links: CVE-2021-47524 - Bugzilla

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2021-47524", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-05-24T15:02:54.825Z", "datePublished": "2024-05-24T15:09:36.706Z", "dateUpdated": "2024-09-11T17:32:51.218Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2024-05-29T05:09:27.368Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nserial: liteuart: fix minor-number leak on probe errors\n\nMake sure to release the allocated minor number before returning on\nprobe errors."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/tty/serial/liteuart.c"], "versions": [{"version": "1da81e5562fa", "lessThan": "888fc81107ca", "status": "affected", "versionType": "git"}, {"version": "1da81e5562fa", "lessThan": "dd5e90b16cca", "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/tty/serial/liteuart.c"], "versions": [{"version": "5.11", "status": "affected"}, {"version": "0", "lessThan": "5.11", "status": "unaffected", "versionType": "custom"}, {"version": "5.15.7", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "custom"}, {"version": "5.16", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "references": [{"url": "https://git.kernel.org/stable/c/888fc81107cacd2a4f681bac7bb785cef868214f"}, {"url": "https://git.kernel.org/stable/c/dd5e90b16cca8a697cbe17b72e2a5f49291cabb2"}], "title": "serial: liteuart: fix minor-number leak on probe errors", "x_generator": {"engine": "bippy-a5840b7849dd"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T05:39:59.754Z"}, "title": "CVE Program Container", "references": [{"url": "https://git.kernel.org/stable/c/888fc81107cacd2a4f681bac7bb785cef868214f", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/dd5e90b16cca8a697cbe17b72e2a5f49291cabb2", "tags": ["x_transferred"]}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2021-47524", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-09-10T15:35:26.786876Z"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-09-11T17:32:51.218Z"}}]}}

{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2021-47524", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-05-24T15:02:54.825Z", "datePublished": "2024-05-24T15:09:36.706Z", "dateUpdated": "2024-08-04T05:39:59.754Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2024-05-29T05:09:27.368Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nserial: liteuart: fix minor-number leak on probe errors\n\nMake sure to release the allocated minor number before returning on\nprobe errors."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/tty/serial/liteuart.c"], "versions": [{"version": "1da81e5562fa", "lessThan": "888fc81107ca", "status": "affected", "versionType": "git"}, {"version": "1da81e5562fa", "lessThan": "dd5e90b16cca", "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/tty/serial/liteuart.c"], "versions": [{"version": "5.11", "status": "affected"}, {"version": "0", "lessThan": "5.11", "status": "unaffected", "versionType": "custom"}, {"version": "5.15.7", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "custom"}, {"version": "5.16", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "references": [{"url": "https://git.kernel.org/stable/c/888fc81107cacd2a4f681bac7bb785cef868214f"}, {"url": "https://git.kernel.org/stable/c/dd5e90b16cca8a697cbe17b72e2a5f49291cabb2"}], "title": "serial: liteuart: fix minor-number leak on probe errors", "x_generator": {"engine": "bippy-a5840b7849dd"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2021-47524", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-09-10T15:35:26.786876Z"}}}], "providerMetadata": {"shortName": "CISA-ADP", "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "dateUpdated": "2024-09-11T12:42:13.079Z"}, "title": "CISA ADP Vulnrichment"}]}}