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CVE-2025-38676 iommu/amd: Avoid stack buffer overflow from kernel cmdline

🗓️ 26 Aug 2025 13:07:48Reported by GoogleType 
osv
 osv🔗 osv.dev👁 1 Views

Prevent stack overflow in iommu by not writing past acpiid end when kernel command line is too long.

Related
Refs
ReporterTitlePublishedViews
Family
GithubExploit		Exploit for CVE-2025-38676
27 Aug 202501:29
–githubexploit
Tenable Nessus		Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2025-1186)
15 Sep 202500:00
–nessus
Tenable Nessus		Amazon Linux 2023 : bpftool6.12, kernel6.12, kernel6.12-devel (ALAS2023-2025-1208)
30 Sep 202500:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2025-104 (ALASKERNEL-5.10-2025-104)
16 Sep 202500:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.15-2025-089 (ALASKERNEL-5.15-2025-089)
16 Sep 202500:00
–nessus
Tenable Nessus		Debian dla-4327 : ata-modules-5.10.0-35-armmp-di - security update
13 Oct 202500:00
–nessus
Tenable Nessus		Debian dla-4328 : linux-config-6.1 - security update
13 Oct 202500:00
–nessus
Tenable Nessus		Debian dsa-6008 : ata-modules-6.12.31-armmp-di - security update
22 Sep 202500:00
–nessus
Tenable Nessus		Debian dsa-6009 : affs-modules-6.1.0-37-4kc-malta-di - security update
22 Sep 202500:00
–nessus
Tenable Nessus		EulerOS 2.0 SP13 : kernel (EulerOS-SA-2026-1244)
10 Mar 202600:00
–nessus
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02 Apr 2026 12:48Current
6.5Medium risk
Vulners AI Score6.5
CVSS 3.17.8
EPSS0.00038
iommukernel command lineacpiidstack overflow
1