Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 5.4.237, < 5.5 |
| Debian | Debian Linux | 11.0 |
Related Weaknesses (CWE)
References
- https://git.kernel.org/stable/c/0ad8509b468fa1058f4f400a1829f29e4ccc4de8Patch
- https://git.kernel.org/stable/c/4bdb0f78bddbfa77d3ab458a21dd9cec495d317aPatch
- https://git.kernel.org/stable/c/736db11c86f03e717fc4bf771d05efdf10d23acbPatch
- https://git.kernel.org/stable/c/8503d0fcb1086a7cfe26df67ca4bd9bd9e99bdecPatch
- https://git.kernel.org/stable/c/8f80c633cba144f721d38d9380f23d23ab7db10ePatch
- https://git.kernel.org/stable/c/9ff52d3af0ef286535749e14e3fe9eceb39a8349Patch
- https://git.kernel.org/stable/c/a732502bf3bbe859613b6d7b2b0313b11f0474acPatch
- https://lists.debian.org/debian-lts-announce/2025/10/msg00007.htmlThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2025/10/msg00008.htmlThird Party Advisory
- https://cert-portal.siemens.com/productcert/html/ssa-032379.html
FAQ
What is CVE-2025-38676?
CVE-2025-38676 is a vulnerability with a CVSS score of 7.8 (HIGH). 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 environment...
How severe is CVE-2025-38676?
CVE-2025-38676 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-38676?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Debian Debian Linux.