5.5

CVE-2024-42277

iommu: sprd: Avoid NULL deref in sprd_iommu_hw_en

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version >= 5.15.113 < 5.15.165
Linux ≫ Linux Kernel Version >= 6.1.81 < 6.1.103
Linux ≫ Linux Kernel Version >= 6.3.4 < 6.6.44
Linux ≫ Linux Kernel Version >= 6.7 < 6.10.3
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.23% 0.13
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.5 1.8 3.6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

https://git.kernel.org/stable/c/630482ee0653decf9e2482ac6181897eb6cde5b8
Patch
https://git.kernel.org/stable/c/8c79ceb4ecf823e6ec10fee6febb0fca3de79922
Patch
https://git.kernel.org/stable/c/b62841e49a2b7938f6fdeaaf93fb57e4eb880bdb
Patch
https://git.kernel.org/stable/c/d5fe884ce28c5005f8582c35333c195a168f841c
Patch
https://git.kernel.org/stable/c/dfe90030a0cfa26dca4cb6510de28920e5ad22fb
Patch
https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html