CVE-2025-38715

Summary

In the Linux kernel, the following vulnerability has been resolved: hfs: fix slab-out-of-bounds in hfs_bnode_read() This patch introduces is_bnode_offset_valid() method that checks the requested offset value. Also, it introduces check_and_correct_requested_length() method that checks and correct the requested length (if it is necessary). These methods are used in hfs_bnode_read(), hfs_bnode_write(), hfs_bnode_clear(), hfs_bnode_copy(), and hfs_bnode_move() with the goal to prevent the access out of allocated memory and triggering the crash.

Impact & exploitability

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products we track (2)

Recommendation

Apply the vendor fix promptly. Open any affected product above for its exact safe version.

Official patch: https://git.kernel.org/stable/c/384a66b89f9540a9a8cb0f48807697dfabaece4c ↗

Additional information

• NVD record
• https://git.kernel.org/stable/c/384a66b89f9540a9a8cb0f48807697dfabaece4cPatch
• https://git.kernel.org/stable/c/67ecc81f6492275c9c54280532f558483c99c90ePatch
• https://git.kernel.org/stable/c/a1a60e79502279f996e55052f50cc14919020475Patch
• https://git.kernel.org/stable/c/a431930c9bac518bf99d6b1da526a7f37ddee8d8Patch
• https://git.kernel.org/stable/c/e7d2dc2421e821e4045775e6dc226378328de6f6Patch
• https://git.kernel.org/stable/c/eec522fd0d28106b14a59ab2d658605febe4a3bbPatch
• https://git.kernel.org/stable/c/efc095b35b23297e419c2ab4fc1ed1a8f0781a29Patch
• https://git.kernel.org/stable/c/fc7f732984ec91f30be3e574e0644066d07f2b78Patch