An exploitable information disclosure vulnerability exists in the dev_read functionality of F2fs-Tools F2fs.Fsck 1.13. A specially crafted f2fs filesystem can cause an uninitialized read resulting in an information disclosure. An attacker can provide a malicious file to trigger this vulnerability.
Weakness
The product incorrectly checks a return value from a function, which prevents it from detecting errors or exceptional conditions.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| F2fs-tools | F2fs-tools_project | * | 1.14.0 (excluding) |
| F2fs-tools | Ubuntu | bionic | * |
| F2fs-tools | Ubuntu | focal | * |
| F2fs-tools | Ubuntu | groovy | * |
| F2fs-tools | Ubuntu | hirsute | * |
| F2fs-tools | Ubuntu | impish | * |
| F2fs-tools | Ubuntu | kinetic | * |
| F2fs-tools | Ubuntu | lunar | * |
| F2fs-tools | Ubuntu | mantic | * |
| F2fs-tools | Ubuntu | oracular | * |
| F2fs-tools | Ubuntu | plucky | * |
| F2fs-tools | Ubuntu | trusty | * |
| F2fs-tools | Ubuntu | xenial | * |