High severity7.8NVD Advisory· Published Aug 26, 2025· Updated May 12, 2026
CVE-2025-38676
CVE-2025-38676
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
1- Linux/Linuxv5Range: 6.3
Patches
0No patches discovered yet.
Vulnerability mechanics
AI mechanics synthesis has not run for this CVE yet.
References
3- lists.debian.org/debian-lts-announce/2025/10/msg00007.htmlnvdThird Party Advisory
- lists.debian.org/debian-lts-announce/2025/10/msg00008.htmlnvdThird Party Advisory
- cert-portal.siemens.com/productcert/html/ssa-032379.htmlnvd
News mentions
1- Siemens SIMATICCISA Alerts