FatFs Stack Buffer Overflow via Uncapped exFAT Label Length
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| ChaN | FatFs | unaffected |
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No data.
| Vendor | Product | Versions | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Chan | Fatfs |
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No CVSS v4.0
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.348% probability within 30 days)
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Chan
Chan fatfs |
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| Vendors & Products |
Chan
Chan fatfs |
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
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| Type | Values Removed | Values Added |
|---|---|---|
| Description | FatFs R0.16 and earlier contains a stack overflow bug in f_getlabel() because exFAT label length (XDIR_NumLabel) is trusted without enforcing spec maximums. This maps to CWE-121 (Stack-based Buffer Overflow). 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. | |
| Title | FatFs Stack Buffer Overflow via Uncapped exFAT Label Length | |
| Weaknesses | CWE-121 | |
| References |
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| Metrics |
cvssV3_1
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