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

memory: renesas-rpc-if: fix possible NULL pointer dereference of resource

The platform_get_resource_byname() can return NULL which would be
immediately dereferenced by resource_size(). Instead dereference it
after validating the resource.

Addresses-Coverity: Dereference null return value

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 0.00027.

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
ca7d8b980b67f133317525c4273e144116ee1ae5 affected < 71bcc1b4a1743534d8abdcb57ff912e6bc390438
ca7d8b980b67f133317525c4273e144116ee1ae5 affected < e16acc3a37f09e18835dc5d8014942c2ef6ca957
ca7d8b980b67f133317525c4273e144116ee1ae5 affected < a74cb41af7dbe019e4096171f8bc641c7ce910ad
ca7d8b980b67f133317525c4273e144116ee1ae5 affected < 59e27d7c94aa02da039b000d33c304c179395801
Linux Linux affected
Version Status Constraints
5.9 affected —
0 unaffected < 5.9
5.10.37 unaffected ≤ 5.10.*
5.11.21 unaffected ≤ 5.11.*
5.12.4 unaffected ≤ 5.12.*
5.13 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:*:*:*:*:*:*:*:*

No data.

No data.

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Vendors Products
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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/59e27d7c94aa02da039b000d33c304c179395801 cve-icon cve-icon
https://git.kernel.org/stable/c/71bcc1b4a1743534d8abdcb57ff912e6bc390438 cve-icon cve-icon
https://git.kernel.org/stable/c/a74cb41af7dbe019e4096171f8bc641c7ce910ad cve-icon cve-icon
https://git.kernel.org/stable/c/e16acc3a37f09e18835dc5d8014942c2ef6ca957 cve-icon cve-icon
https://lore.kernel.org/linux-cve-announce/2024022840-CVE-2021-47050-5ba5@gregkh/T/#u cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2021-47050 cve-icon
https://www.cve.org/CVERecord?id=CVE-2021-47050 cve-icon
History

Mon, 09 Dec 2024 19:30:00 +0000

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

{'score': 4.4, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H'}

 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'}

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'}

Wed, 11 Sep 2024 18:30:00 +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'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published:

Updated: 2025-05-04T07:03:11.234Z

Reserved: 2024-02-27T18:42:55.971Z

Link: CVE-2021-47050

cve-icon Vulnrichment

Updated: 2024-08-04T05:24:39.620Z

cve-icon NVD

Status : Analyzed

Published: 2024-02-28T09:15:40.467

Modified: 2024-12-09T19:06:24.657

Link: CVE-2021-47050

cve-icon Redhat

Severity : Low

Publid Date: 2024-02-28T00:00:00Z

Links: CVE-2021-47050 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses