Threats Tagged 'cve-2026-6688'
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Threats Tagged 'cve-2026-6688'
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CVE-2026-6688: CWE-120 Buffer Copy without Checking Size of Input in ChaN FatFsCVE-2026-6688 0 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. Join the discussion | CVE Database V5 | 07/01/2026, 14:01:04 UTC Added: 07/01/2026, 14:37:02 UTC |
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