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

drm/amdgpu: fix gart.bo pin_count leak

gmc_v{9,10}_0_gart_disable() isn't called matched with
correspoding gart_enbale function in SRIOV case. This will
lead to gart.bo pin_count leak on driver unload.

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 0.00016.

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
d38ceaf99ed015f2a0b9af3499791bd3a3daae21 affected < 83d857d6b0967b6709cd38750c3ce2ed8ced1a95
d38ceaf99ed015f2a0b9af3499791bd3a3daae21 affected < 621ddffb70db824eabd63d18ac635180fe9500f9
d38ceaf99ed015f2a0b9af3499791bd3a3daae21 affected < 18d1c5ea3798ba42cfa0f8b2264d873463facb03
d38ceaf99ed015f2a0b9af3499791bd3a3daae21 affected < 66805763a97f8f7bdf742fc0851d85c02ed9411f
Linux Linux affected
Version Status Constraints
4.2 affected —
0 unaffected < 4.2
5.4.154 unaffected ≤ 5.4.*
5.10.74 unaffected ≤ 5.10.*
5.14.13 unaffected ≤ 5.14.*
5.15 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:5.15:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.15:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.15:rc3:*:*:*:*:*:*

No data.

OpenCVE Enrichment is a feature of OpenCVE that uses AI to automatically link vendors and products to CVEs. Learn more on GitHub.

Vendors Products
Linux Subscribe
Linux Kernel Subscribe

Project Subscriptions

Vendors Products
Linux Subscribe
Linux Kernel Subscribe
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/18d1c5ea3798ba42cfa0f8b2264d873463facb03 cve-icon cve-icon
https://git.kernel.org/stable/c/621ddffb70db824eabd63d18ac635180fe9500f9 cve-icon cve-icon
https://git.kernel.org/stable/c/66805763a97f8f7bdf742fc0851d85c02ed9411f cve-icon cve-icon
https://git.kernel.org/stable/c/83d857d6b0967b6709cd38750c3ce2ed8ced1a95 cve-icon cve-icon
https://lore.kernel.org/linux-cve-announce/2024052158-CVE-2021-47431-ff0c@gregkh/T cve-icon
https://nvd.nist.gov/vuln/detail/CVE-2021-47431 cve-icon
https://www.cve.org/CVERecord?id=CVE-2021-47431 cve-icon
History

Tue, 23 Sep 2025 20:30:00 +0000

Type Values Removed Values Added
Weaknesses NVD-CWE-Other
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.15:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.15:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.15:rc3:*:*:*:*:*:*
Metrics cvssV3_1

{'score': 2.3, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/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'}

Mon, 04 Nov 2024 12:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

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

Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published:

Updated: 2025-09-16T08:01:56.413Z

Reserved: 2024-05-21T14:58:30.829Z

Link: CVE-2021-47431

cve-icon Vulnrichment

Updated: 2024-08-04T05:39:59.335Z

cve-icon NVD

Status : Analyzed

Published: 2024-05-21T15:15:28.487

Modified: 2025-09-23T20:25:23.837

Link: CVE-2021-47431

cve-icon Redhat

Severity : Low

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

Links: CVE-2021-47431 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2025-07-12T22:31:25Z

Weaknesses