SB20251015123 - Input validation error in Linux kernel intel i40e driver
Published: October 15, 2025
Security Bulletin ID
SB20251015123
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) Input validation error (CVE-ID: CVE-2025-39969)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h. 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/185745d56ec958bf8aa773828213237dfcc32f5a
- https://git.kernel.org/stable/c/6128bbc7adc25c87c2f64b5eb66a280b78ef7ab7
- https://git.kernel.org/stable/c/6c3981fd59ef11a75005ac9978f034da5a168b6a
- https://git.kernel.org/stable/c/877b7e6ffc23766448236e8732254534c518ba42
- https://git.kernel.org/stable/c/8e35c80f8570426fe0f0cc92b151ebd835975f22
- https://git.kernel.org/stable/c/a991dc56d3e9a2c3db87d0c3f03c24f6595400f1
- https://git.kernel.org/stable/c/e748f1ee493f88e38b77363a60499f979d42c58a
- https://git.kernel.org/stable/c/f47876788a23de296c42ef9d505b5c1630f0b4b8