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416baaa9-dc9f-4396-8d5f-8c081fb06d67NVD:CVE-2021-47177

HistoryMar 25, 2024 - 10:15 a.m.

CVE-2021-47177

2024-03-2510:15:09

416baaa9-dc9f-4396-8d5f-8c081fb06d67

web.nvd.nist.gov

linux kernel

iommu

vt-d

sysfs

vulnerability

fix

alloc_iommu

7.3 High

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

10.4%

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.

References

git.kernel.org/stable/c/044bbe8b92ab4e542de7f6c93c88ea65cccd8e29

git.kernel.org/stable/c/0ee74d5a48635c848c20f152d0d488bf84641304

git.kernel.org/stable/c/22da9f4978381a99f1abaeaf6c9b83be6ab5ddd8

git.kernel.org/stable/c/2ec5e9bb6b0560c90d315559c28a99723c80b996

git.kernel.org/stable/c/ca466561eef36d1ec657673e3944eb6340bddb5b

git.kernel.org/stable/c/f01134321d04f47c718bb41b799bcdeda27873d2