SB20251208113 - Integer overflow in Linux kernel fpga driver
Published: December 8, 2025 Updated: December 12, 2025
Security Bulletin ID
SB20251208113
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Integer overflow (CVE-ID: CVE-2022-50623)
The vulnerability allows a local user to execute arbitrary code.
The vulnerability exists due to integer overflow within the dfl_feature_ioctl_set_irq() function in drivers/fpga/dfl.c. A local user can execute arbitrary code.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/1b5a931594f7ffd26d706614c37d4da0f2ffb6e7
- https://git.kernel.org/stable/c/939bc5453b8cbdde9f1e5110ce8309aedb1b501a
- https://git.kernel.org/stable/c/940253af8b3865b76de8d1b46bcd4a700104852e
- https://git.kernel.org/stable/c/b94605f5cb99e90c8ca91523597a40e1bd59546b
- https://git.kernel.org/stable/c/f59861946fa51bcc1f305809e4ebc1013b0ee61c
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.150