In the Linux kernel, the following vulnerability has been resolved:

memory: fsl_ifc: fix leak of IO mapping on probe failure

On probe error the driver should unmap the IO memory. Smatch reports:

drivers/memory/fsl_ifc.c:298 fsl_ifc_ctrl_probe() warn: 'fsl_ifc_ctrl_dev->gregs' not released on lines: 298.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00004.

Exploitation none

Automatable no

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Linux Linux unaffected
Version Status Constraints
a20cbdeffce247a2b6fb83cd8d22433994068565 affected < d0d04b95e8ed0223844a1d58497c686fe2e4a955
a20cbdeffce247a2b6fb83cd8d22433994068565 affected < 6b3b002de90738e3c85853a682ce7e0fa078d42b
a20cbdeffce247a2b6fb83cd8d22433994068565 affected < 94bc2fe46102d1e060fc749c0c19511e76c9995f
a20cbdeffce247a2b6fb83cd8d22433994068565 affected < d9213d4f372d30b5bc4d921795d6bed0c0e3eebf
a20cbdeffce247a2b6fb83cd8d22433994068565 affected < 8d071d270afba468708faca5f7b6d9e656f75e27
a20cbdeffce247a2b6fb83cd8d22433994068565 affected < 83af5816308b490b05fc8fa27fc1bdc769df200a
a20cbdeffce247a2b6fb83cd8d22433994068565 affected < 28f71fd81ebd3b386bf5c7c5539664156f7d72c1
a20cbdeffce247a2b6fb83cd8d22433994068565 affected < 3b132ab67fc7a358fff35e808fa65d4bea452521
Linux Linux affected
Version Status Constraints
3.3 affected —
0 unaffected < 3.3
4.9.276 unaffected ≤ 4.9.*
4.14.240 unaffected ≤ 4.14.*
4.19.198 unaffected ≤ 4.19.*
5.4.134 unaffected ≤ 5.4.*
5.10.52 unaffected ≤ 5.10.*
5.12.19 unaffected ≤ 5.12.*
5.13.4 unaffected ≤ 5.13.*
5.14 unaffected ≤ *

Configuration 1 [-]

OR cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

No data.

No data.

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Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://git.kernel.org/stable/c/28f71fd81ebd3b386bf5c7c5539664156f7d72c1 cve-icon cve-icon
https://git.kernel.org/stable/c/3b132ab67fc7a358fff35e808fa65d4bea452521 cve-icon cve-icon
https://git.kernel.org/stable/c/6b3b002de90738e3c85853a682ce7e0fa078d42b cve-icon cve-icon
https://git.kernel.org/stable/c/83af5816308b490b05fc8fa27fc1bdc769df200a cve-icon cve-icon
https://git.kernel.org/stable/c/8d071d270afba468708faca5f7b6d9e656f75e27 cve-icon cve-icon
https://git.kernel.org/stable/c/94bc2fe46102d1e060fc749c0c19511e76c9995f cve-icon cve-icon
https://git.kernel.org/stable/c/b7a2bcb4a3731d68f938207f75ed3e1d41774510 cve-icon
https://git.kernel.org/stable/c/bd051b3e184fa56eeb6276ee913ba4d48069024b cve-icon
https://git.kernel.org/stable/c/d0d04b95e8ed0223844a1d58497c686fe2e4a955 cve-icon cve-icon
https://git.kernel.org/stable/c/d9213d4f372d30b5bc4d921795d6bed0c0e3eebf cve-icon cve-icon
https://lore.kernel.org/linux-cve-announce/2024052130-CVE-2021-47315-dbfa@gregkh/T cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2021-47315 cve-icon
https://www.cve.org/CVERecord?id=CVE-2021-47315 cve-icon
History

Mon, 12 May 2025 20:30:00 +0000

Type Values Removed Values Added
First Time appeared Linux
Linux linux Kernel
Weaknesses CWE-617
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel
Metrics cvssV3_1

{'score': 5.1, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:L'}

 cvssV3_1

{'score': 5.5, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H'}

Fri, 24 Jan 2025 17:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published:

Updated: 2025-05-04T07:08:31.724Z

Reserved: 2024-05-21T14:28:16.973Z

Link: CVE-2021-47315

cve-icon Vulnrichment

Updated: 2024-08-04T05:32:08.530Z

cve-icon NVD

Status : Analyzed

Published: 2024-05-21T15:15:18.860

Modified: 2025-05-12T20:00:08.733

Link: CVE-2021-47315

cve-icon Redhat

Severity : Low

Publid Date: 2024-05-21T00:00:00Z

Links: CVE-2021-47315 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses