#VU104590 NULL pointer dereference in Linux kernel - CVE-2022-49494
Published: February 26, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU104590
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-49494
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the cadence_nand_dt_probe() function in drivers/mtd/nand/raw/cadence-nand-controller.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/069af5e27c1b0f7677ef76d8d3102e503ca4f80b
- https://git.kernel.org/stable/c/0cfee868b89ffa945f3d535ee5c985cb40c5a0f8
- https://git.kernel.org/stable/c/13b60d3dc84b47307669edb66b633b18466014b4
- https://git.kernel.org/stable/c/81f1ddffdc22ca5789e33b9d4712914e302090c1
- https://git.kernel.org/stable/c/a28ed09dafee20da51eb26452950839633afd824
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.121
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.46
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17.14
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19