Known Vulnerabilities for FatFs by ChaN
Listed below are 7 of the newest known vulnerabilities associated with "FatFs" by "ChaN".
These CVEs are retrieved based on exact matches on listed software, hardware, and vendor information (CPE data) as well as a keyword search to ensure the newest vulnerabilities with no officially listed software information are still displayed.
Data on known vulnerable versions is also displayed based on information from known CPEs
Known Vulnerabilities
| CVE | Shortened Description | Severity | Publish Date | Last Modified |
|---|---|---|---|---|
| CVE-2026-6688 json | FatFs R0.16 and earlier contains a downstream-caller vulnerability pattern associated with FatFs long filename handling. With... | Not Provided | 2026-07-01 | 2026-07-01 |
| CVE-2026-6687 json | FatFs R0.16 and earlier contains a stack overflow bug in f_getlabel() because exFAT label length (XDIR_NumLabel) is trusted w... | Not Provided | 2026-07-01 | 2026-07-01 |
| CVE-2026-6686 json | FatFs R0.16 and earlier contains an uninitialized cluster exposure when f_lseek() extends files beyond EOF without zero-filli... | Not Provided | 2026-07-01 | 2026-07-01 |
| CVE-2026-6685 json | FatFs R0.16 and earlier exhibits a stale dirty-cache skip via unsigned-subtraction wrap in f_read() / f_write() (fp->sect - s... | Not Provided | 2026-07-01 | 2026-07-01 |
| CVE-2026-6684 json | FatFs prior to R0.16 that use GPT scanning with 'FF_LBA64 = 1' contains an issue where an unbounded loop count derived from G... | Not Provided | 2026-07-01 | 2026-07-01 |
| CVE-2026-6683 json | FatFs R0.16 and earlier contains a divide-by-zero in exFAT sync logic bug when crafted metadata causes n_fatent - 2 to be zer... | Not Provided | 2026-07-01 | 2026-07-01 |
| CVE-2026-6682 json | In FatFS R0.16 and earlier contains a FAT32 integer overflow bug in mount_volume() where fasize *= fs->n_fats can wrap, leadi... | Not Provided | 2026-07-01 | 2026-07-01 |