CVE-2026-6682 - CERT CVE
ID CVE-2026-6682
Sažetak 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.
Reference
CVSS
Base: 7.6
Impact: 6.0
Exploitability:0.9
Pristup
VektorSloženostAutentikacija
PHYSICAL LOW NONE
Impact
PovjerljivostCjelovitostDostupnost
HIGH HIGH HIGH
CVSS vektor CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Zadnje važnije ažuriranje 01-07-2026 - 18:31
Objavljeno 01-07-2026 - 15:17