CVE-2025-38676

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 v3 7.8 HIGH

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://git.kernel.org/stable/c/0ad8509b468fa1058f4f400a1829f29e4ccc4de8	Patch
https://git.kernel.org/stable/c/4bdb0f78bddbfa77d3ab458a21dd9cec495d317a	Patch
https://git.kernel.org/stable/c/736db11c86f03e717fc4bf771d05efdf10d23acb	Patch
https://git.kernel.org/stable/c/8503d0fcb1086a7cfe26df67ca4bd9bd9e99bdec	Patch
https://git.kernel.org/stable/c/8f80c633cba144f721d38d9380f23d23ab7db10e	Patch
https://git.kernel.org/stable/c/9ff52d3af0ef286535749e14e3fe9eceb39a8349	Patch
https://git.kernel.org/stable/c/a732502bf3bbe859613b6d7b2b0313b11f0474ac	Patch
https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html	Third Party Advisory
https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html	Third Party Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel::::::::
	cpe:2.3:o:linux:linux_kernel:6.17:rc1::::::
	cpe:2.3:o:linux:linux_kernel:6.17:rc2::::::

Configuration 2 (hide)

cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*

History

No history.

Information

Published : 2025-08-26 13:15

Updated : 2026-01-08 22:30

NVD link : CVE-2025-38676

Mitre link : CVE-2025-38676

CVE.ORG link : CVE-2025-38676

JSON object : View

Products Affected

debian

debian_linux

linux

linux_kernel

CWE

CWE-787

Out-of-bounds Write

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Si bien la l\u00ednea de comandos del kernel se considera confiable en la mayor\u00eda de los entornos, evite escribir 1 byte despu\u00e9s del final de \"acpiid\" si el argumento \"str\" tiene la longitud m\u00e1xima."}], "lastModified": "2026-01-08T22:30:31.937", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0C125C6E-3E7A-4A75-979B-04AAAD410EF7", "versionEndExcluding": "5.5", "versionStartIncluding": "5.4.237"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2B7ACF0F-FE00-4A58-912E-C8D729D58DB2", "versionEndExcluding": "5.10.241", "versionStartIncluding": "5.10.175"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "B15FFC01-C1FB-4405-846F-3D4645FA7B49", "versionEndExcluding": "5.15.190", "versionStartIncluding": "5.15.103"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "990998A5-9792-4731-8F5E-5C0A26E5F0F2", "versionEndExcluding": "6.1.149", "versionStartIncluding": "6.1.16"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "AEDDC2FF-6F9E-49BC-AF1E-649DBDA09953", "versionEndExcluding": "6.6.103", "versionStartIncluding": "6.2.3"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "12351F24-1133-4775-960C-F2B47E81298B", "versionEndExcluding": "6.12.44", "versionStartIncluding": "6.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "AFC28995-B8C3-4B68-8CB6-78E792B6629D", "versionEndExcluding": "6.16.4", "versionStartIncluding": "6.13"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.17:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "327D22EF-390B-454C-BD31-2ED23C998A1C"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.17:rc2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C730CD9A-D969-4A8E-9522-162AAF7C0EE9"}], "operator": "OR"}]}, {"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "FA6FEEC2-9F11-4643-8827-749718254FED"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}