SB2024062438 - NULL pointer dereference in Linux kernel driver-api fpga
Published: June 24, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024062438
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) NULL pointer dereference (CVE-ID: CVE-2024-36479)
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.
References
- 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