PT-2024-11427 · Linux+2 · Linux Kernel+2

Leslie Shi

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Published

2021-09-23

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Updated

2024-06-25

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CVE-2021-47431

CVSS v3.1

5.5

Medium

VectorAV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Name of the Vulnerable Software and Affected Versions Linux kernel (affected versions not specified)
Description The issue is related to a pin count leak in the gart.bo module of the Linux kernel's amdgpu driver. Specifically, the function gmc v{9,10} 0 gart disable() is not called when matched with the corresponding gart enable function in SRIOV cases, leading to a pin count leak on driver unload.
Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Memory Leak

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Weakness Enumeration

Related Identifiers

BDU:2025-14599
CVE-2021-47431
OPENSUSE-SU-2024_2185-1
OPENSUSE-SU-2024_2189-1
SUSE-SU-2024:1979-1
SUSE-SU-2024:1983-1
SUSE-SU-2024:2008-1
SUSE-SU-2024:2010-1
SUSE-SU-2024:2011-1
SUSE-SU-2024:2019-1
SUSE-SU-2024:2183-1
SUSE-SU-2024:2184-1
SUSE-SU-2024:2185-1
SUSE-SU-2024:2189-1
SUSE-SU-2024:2190-1

Affected Products

Astra Linux
Linux Kernel
Suse