Yüksek CVSS 7.6 PoC var
CVE-2026-6688: Fatfs: arabellek taşması
Açıklama (NVD)
FatFs R0.16 and earlier contains a downstream-caller vulnerability pattern associated with FatFs long filename handling. With LFN enabled, fno.fname can be up to 255 characters; many callers copy it into short fixed buffers without bounds checks, causing overflow. This maps to CWE-120 (Buffer Copy without Checking Size of Input). Estimated CVSS v3.1 vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H (7.6, High). The estimated CISA SSVC vectors are Exploitation: PoC, Technical Impact: Total.
Özet bilgiler
- Ürün
- Elm-chan Fatfs
- CVSS v3.1
- 7.6
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H - EPSS
- %0,32 (yüzdelik 25)
- CWE
- CWE-120
- Yama
- Yok / bilinmiyor
Etkilenen sürümler
| Ürün | Başlangıç | Bitiş | Düzeltildi |
|---|---|---|---|
| elm-chan-fatfs | — | r0.16 | — |