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CVE-2025-38676 iommu/amd: Avoid stack buffer overflow from kernel cmdline
Description
In the Linux kernel, the following vulnerability has been resolved: iommu/amd: Avoid stack buffer overflow from kernel cmdline While the kernel command line is considered trusted in most environments, avoid writing 1 byte past the end of "acpiid" if the "str" argument is maximum length.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Linux 6.17 | earliest → < 6.17 | 6.17 |
| Linux 6.16 | earliest → < 6.16.4 | 6.16.4 |
| Linux 6.12 | earliest → < 6.12.44 | 6.12.44 |
| Linux 6.6 | earliest → < 6.6.103 | 6.6.103 |
| Linux | 6.3 | No fix stated |
| Linux 6.1 | earliest → < 6.1.149 | 6.1.149 |
| Linux 5.15 | earliest → < 5.15.190 | 5.15.190 |
| Linux 5.10 | earliest → < 5.10.241 | 5.10.241 |
| SIMATIC CN 4100 5.0 | earliest → < 5.0 | 5.0 |
References
- git.kernel.org git.kernel.org
- git.kernel.org git.kernel.org
- git.kernel.org git.kernel.org
- git.kernel.org git.kernel.org
- git.kernel.org git.kernel.org
- git.kernel.org git.kernel.org
- git.kernel.org git.kernel.org
Timeline
- Published
- Last modified
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