Yüksek CVSS 7.6 PoC var
CVE-2026-6682: Fatfs: tamsayı taşması
Açıklama (NVD)
In FatFS R0.16 and earlier contains a FAT32 integer overflow bug in mount_volume() where fasize *= fs->n_fats can wrap, leading to attacker-controlled file-size metadata and unsafe read lengths in downstream callers. This maps to CWE-190 (Integer Overflow or Wraparound). 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). Remote delivery is also possible in OTA/update pipelines. 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-190
- Yama
- Yok / bilinmiyor
Etkilenen sürümler
| Ürün | Başlangıç | Bitiş | Düzeltildi |
|---|---|---|---|
| elm-chan-fatfs | — | r0.16 | — |