#VU102054 Use-after-free in Linux kernel - CVE-2024-53179
Published: December 30, 2024 / Updated: May 12, 2025
Linux kernel
Linux Foundation
Description
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the smb2_get_sign_key(), smb2_find_smb_ses_unlocked(), smb2_calc_signature() and smb3_calc_signature() functions in fs/smb/client/smb2transport.c. A local user can escalate privileges on the system.
Remediation
External links
- https://git.kernel.org/stable/c/0e2b654a3848bf9da3b0d54c1ccf3f1b8c635591
- https://git.kernel.org/stable/c/343d7fe6df9e247671440a932b6a73af4fa86d95
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.13
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.70