CVE-2021-47177

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: Fix sysfs leak in alloc_iommu() iommu_device_sysfs_add() is called before, so is has to be cleaned on subsequent errors.

CVSS v3 5.5 MEDIUM

5.5^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/044bbe8b92ab4e542de7f6c93c88ea65cccd8e29	Patch
https://git.kernel.org/stable/c/0ee74d5a48635c848c20f152d0d488bf84641304	Patch
https://git.kernel.org/stable/c/22da9f4978381a99f1abaeaf6c9b83be6ab5ddd8	Patch
https://git.kernel.org/stable/c/2ec5e9bb6b0560c90d315559c28a99723c80b996	Patch
https://git.kernel.org/stable/c/ca466561eef36d1ec657673e3944eb6340bddb5b	Patch
https://git.kernel.org/stable/c/f01134321d04f47c718bb41b799bcdeda27873d2	Patch
https://git.kernel.org/stable/c/044bbe8b92ab4e542de7f6c93c88ea65cccd8e29	Patch
https://git.kernel.org/stable/c/0ee74d5a48635c848c20f152d0d488bf84641304	Patch
https://git.kernel.org/stable/c/22da9f4978381a99f1abaeaf6c9b83be6ab5ddd8	Patch
https://git.kernel.org/stable/c/2ec5e9bb6b0560c90d315559c28a99723c80b996	Patch
https://git.kernel.org/stable/c/ca466561eef36d1ec657673e3944eb6340bddb5b	Patch
https://git.kernel.org/stable/c/f01134321d04f47c718bb41b799bcdeda27873d2	Patch

Configurations

Configuration 1 (hide)

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:5.13:rc1::::::
	cpe:2.3:o:linux:linux_kernel:5.13:rc2::::::
	cpe:2.3:o:linux:linux_kernel:5.13:rc3::::::

History

No history.

Information

Published : 2024-03-25 10:15

Updated : 2025-03-17 15:20

NVD link : CVE-2021-47177

Mitre link : CVE-2021-47177

CVE.ORG link : CVE-2021-47177

JSON object : View

Products Affected

linux

linux_kernel

CWE

CWE-401

Missing Release of Memory after Effective Lifetime

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