ChaN FatFs up to R0.16 f_read sect integer underflow 🚫 [False Positive]

Noticeinfo

⚠️ Further analysis revealed that this issues is a false-positive. Please take a look at the sources mentioned and consider not using this entry at all.

Productinfo

Vendor

• ChaN

Name

• FatFs

Version

• R0.0
• R0.1
• R0.2
• R0.3
• R0.4
• R0.5
• R0.6
• R0.7
• R0.8
• R0.9
• R0.10
• R0.11
• R0.12
• R0.13
• R0.14
• R0.15
• R0.16

Timelineinfo

04/20/2026 CVE reserved
07/01/2026 +72 days Advisory disclosed
07/01/2026 +0 days VulDB entry created
07/17/2026 +16 days VulDB entry last update

Sourcesinfo

Advisory: runzero.com
False Positive: Yes

CVE: CVE-2026-6685 (🔒)
GCVE (CVE): GCVE-0-2026-6685
GCVE (VulDB): GCVE-100-375560
EUVD: 🔒

Entryinfo

Created: 07/01/2026 17:14
Updated: 07/17/2026 16:17
Changes: 07/01/2026 17:14 (56), 07/01/2026 19:27 (1), 07/17/2026 16:17 (3)
Complete: 🔍
Cache ID: 216::103

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