CVE-2024-42277: iommu: sprd: Avoid NULL deref in sprd_iommu_hw_en
First published: Sat Aug 17 2024(Updated: )
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.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Linux kernel | >=5.15.113<5.15.165 | |
| Linux Linux kernel | >=6.1.81<6.1.103 | |
| Linux Linux kernel | >=6.3.4<6.6.44 | |
| Linux Linux kernel | >=6.7<6.10.3 | |
| debian/linux | 5.10.223-1 5.10.226-1 6.1.115-1 6.1.112-1 6.11.7-1 6.11.9-1 |
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Reference Links
- https://git.kernel.org/stable/c/630482ee0653decf9e2482ac6181897eb6cde5b8
- https://git.kernel.org/stable/c/8c79ceb4ecf823e6ec10fee6febb0fca3de79922
- https://git.kernel.org/stable/c/b62841e49a2b7938f6fdeaaf93fb57e4eb880bdb
- https://git.kernel.org/stable/c/d5fe884ce28c5005f8582c35333c195a168f841c
- https://git.kernel.org/stable/c/dfe90030a0cfa26dca4cb6510de28920e5ad22fb
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-42277
- https://nvd.nist.gov/vuln/detail/CVE-2024-42277
- https://launchpad.net/bugs/cve/CVE-2024-42277
- https://security-tracker.debian.org/tracker/CVE-2024-42277
- https://ubuntu.com/security/CVE-2024-42277
- https://git.kernel.org/linus/630482ee0653decf9e2482ac6181897eb6cde5b8
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