In the Linux kernel, the following vulnerability has been resolved: iio: accel: kxcjk-1013: Fix possible memory leak in probe and remove When ACPI type is ACPI_SMO8500, the data->dready_trig will not be set, the memory allocated by iio_triggered_buffer_setup() will not be freed, and cause memory leak as follows: unreferenced object 0xffff888009551400 (size 512): comm "i2c-SMO8500-125", pid 911, jiffies 4294911787 (age 83.852s) hex dump (first 32 bytes): 02 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 20 e2 e5 c0 ff ff ff ff ........ ....... backtrace: [<0000000041ce75ee>] kmem_cache_alloc_trace+0x16d/0x360 [<000000000aeb17b0>] iio_kfifo_allocate+0x41/0x130 [kfifo_buf] [<000000004b40c1f5>] iio_triggered_buffer_setup_ext+0x2c/0x210 [industrialio_triggered_buffer] [<000000004375b15f>] kxcjk1013_probe+0x10c3/0x1d81 [kxcjk_1013] Fix it by remove data->dready_trig condition in probe and remove.

Metrics

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact Low

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Key SSVC decision points have not yet been added.

Affected Vendors & Products

No data.

No data.

No data.

References
Link Providers
https://git.kernel.org/stable/c/14508fe13b1c578b3d2ba574f1d48b351975860c cve-icon cve-icon cve-icon
https://git.kernel.org/stable/c/3899700ddacbf7aaafadf44464fff3ff0d4e3307 cve-icon cve-icon cve-icon
https://git.kernel.org/stable/c/60a55b9d91ba99eb8cf015bc46dc2de05e168a15 cve-icon cve-icon cve-icon
https://git.kernel.org/stable/c/70c9774e180d151abaab358108e3510a8e615215 cve-icon cve-icon cve-icon
https://git.kernel.org/stable/c/8c163a14277115ca962103910ab4cce55e862ffb cve-icon cve-icon cve-icon
https://git.kernel.org/stable/c/8c1d43f3a3fc7184c42d7398bdf59a2a2903e4fc cve-icon cve-icon cve-icon
https://git.kernel.org/stable/c/a3730f74159ad00a28960c0efe2a931fe6fe6b45 cve-icon cve-icon cve-icon
https://git.kernel.org/stable/c/ee86d0bad80bdcd11a87e188a596727f41b62320 cve-icon cve-icon cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2021-47499 cve-icon
https://www.cve.org/CVERecord?id=CVE-2021-47499 cve-icon
History

Thu, 12 Sep 2024 08:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

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'}
cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published: 2024-05-24T15:01:42.684Z

Updated: 2024-09-11T17:33:23.165Z

Reserved: 2024-05-22T06:20:56.204Z

Link: CVE-2021-47499

cve-icon Vulnrichment

Updated: 2024-08-04T05:39:59.597Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2024-05-24T15:15:09.607

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

Link: CVE-2021-47499

cve-icon Redhat

Severity : Low

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

Links: CVE-2021-47499 - Bugzilla