“unsupported-when-assigned.” An out-of-bounds write in the SmiFlash SMM module of ASUS FA507NU and FA507NV BIOS allows a local  administrator to cause a system crash (BSOD) or BIOS corruption via a crafted software SMI (SW SMI) request with an oversized length value.Refer to the '  Security Update for ASUS FA507NV / FA507NU BIOS   ' section on the ASUS Security Advisory for more information.
References
History

Thu, 27 Aug 2026 04:15:00 +0000

Type Values Removed Values Added
Title Out‑of‑Bounds Write in BIOS SmiFlash SMM Module Allowing Local Administrator to Trigger System Crash or BIOS Corruption on ASUS FA507NU/FA507NV

Thu, 27 Aug 2026 02:15:00 +0000

Type Values Removed Values Added
Description “unsupported-when-assigned.” An out-of-bounds write in the SmiFlash SMM module of ASUS FA507NU and FA507NV BIOS allows a local  administrator to cause a system crash (BSOD) or BIOS corruption via a crafted software SMI (SW SMI) request with an oversized length value.Refer to the '  Security Update for ASUS FA507NV / FA507NU BIOS   ' section on the ASUS Security Advisory for more information.
First Time appeared Asus
Asus fa507nu
Asus fa507nv
Weaknesses CWE-787
CPEs cpe:2.3:a:asus:fa507nu:318:*:*:*:*:*:*:*
cpe:2.3:a:asus:fa507nv:318:*:*:*:*:*:*:*
Vendors & Products Asus
Asus fa507nu
Asus fa507nv
References
Metrics cvssV4_0

{'score': 6.8, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N'}


cve-icon MITRE

Status: PUBLISHED

Assigner: ASUS

Published:

Updated: 2026-08-27T02:00:16.449Z

Reserved: 2026-08-10T07:25:57.688Z

Link: CVE-2026-19398

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-08-27T02:16:27.460

Modified: 2026-08-27T02:16:27.460

Link: CVE-2026-19398

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-27T04:00:13Z