| Titre | GNU cramfs-tools V2.1 Improper Limitation of a Pathname to a Restricted Directory |
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| Description | GNU cramfs-tools is a set of utilities for managing the Cramfs (Compressed ROM File System), a lightweight, read-only Linux file system optimized for space efficiency and low memory usage. It includes mkcramfs/mkfs.cramfs to create Cramfs images from directories, and cramfsck to verify integrity or extract contents.
GNU cramfs-tools before version v2.2 contains Arbitrary File Write via Crafted Directory Entry Name via cramfsck -x. This may allow an attacker who can supply a crafted cramfs image to create or overwrite files outside the caller-selected extraction directory.
This problem has been resolved in v2.2. It's suggested to upgrade cramfs-tools to the latest version. |
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| La source | ⚠️ https://github.com/npitre/cramfs-tools/issues/12 |
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| Utilisateur | nich0las (UID 51709) |
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| Soumission | 23/04/2026 03:44 (il y a 1 mois) |
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| Modérer | 10/05/2026 17:58 (18 days later) |
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| Statut | Accepté |
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| Entrée VulDB | 362571 [npitre cramfs-tools jusqu’à 2.1 Directory cramfsck.c do_directory directory traversal] |
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| Points | 20 |
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