SB20240531417 - NULL pointer dereference in Linux kernel intel i40e driver
Published: May 31, 2024 Updated: May 14, 2025
Security Bulletin ID
SB20240531417
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-2022-48688)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the i40e_notify_client_of_netdev_close() and i40e_client_subtask() functions in drivers/net/ethernet/intel/i40e/i40e_client.c. 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/c49f320e2492738d478bc427dcd54ccfe0cba746
- https://git.kernel.org/stable/c/5332a094514852d5e58c278cf4193adb937337fc
- https://git.kernel.org/stable/c/342d77769a6cceb3df7720a1e18baa4339eee3fc
- https://git.kernel.org/stable/c/2ed94383f3a2693dbf5bc47c514b42524bd8f9ae
- https://git.kernel.org/stable/c/38af35bec59a8431a1eb29da994a0a45cba275d9
- https://git.kernel.org/stable/c/fb8396aeda5872369a8ed6d2301e2c86e303c520
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.258
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.143
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.68
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.9
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.213
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0