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LinuxVULNRICHMENT:CVE-2024-42277

HistoryAug 17, 2024 - 9:08 a.m.

CVE-2024-42277 iommu: sprd: Avoid NULL deref in sprd_iommu_hw_en

2024-08-1709:08:45

Linux

github.com

cve-2024-42277

iommu

sprd

avoid null deref

sprd_iommu_hw_en

linux kernel

vulnerability

linux verification center

null dereference

AI Score

6.8

Confidence

Low

SSVC

Exploitation

none

Automatable

Technical Impact

partial

JSON

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

iommu: sprd: Avoid NULL deref in sprd_iommu_hw_en

In sprd_iommu_cleanup() before calling function sprd_iommu_hw_en()
dom->sdev is equal to NULL, which leads to null dereference.

Found by Linux Verification Center (linuxtesting.org) with SVACE.

References

git.kernel.org/stable/c/630482ee0653decf9e2482ac6181897eb6cde5b8

git.kernel.org/stable/c/8c79ceb4ecf823e6ec10fee6febb0fca3de79922

git.kernel.org/stable/c/b62841e49a2b7938f6fdeaaf93fb57e4eb880bdb

git.kernel.org/stable/c/d5fe884ce28c5005f8582c35333c195a168f841c

git.kernel.org/stable/c/dfe90030a0cfa26dca4cb6510de28920e5ad22fb