#VU93123 NULL pointer dereference in Linux kernel - CVE-2024-36479
Published: June 24, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU93123
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-2024-36479
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 fpga_bridge_disable(), of_fpga_bridge_get(), fpga_bridge_dev_match(), fpga_bridge_get(), fpga_bridge_put(), ATTRIBUTE_GROUPS(), fpga_bridge_register() and ERR_PTR() functions in drivers/fpga/fpga-bridge.c, within the fpga_bridge_register() function in Documentation/driver-api/fpga/fpga-bridge.rst. 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/d7c4081c54a1d4068de9440957303a76f9e5c95b
- https://git.kernel.org/stable/c/6896b6b2e2d9ec4e1b0acb4c1698a75a4b34d125
- https://git.kernel.org/stable/c/1da11f822042eb6ef4b6064dc048f157a7852529
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.120
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.33