SB20240624102 - Resource management error in Linux kernel hisilicon hns3 driver
Published: June 24, 2024 Updated: May 13, 2025
Security Bulletin ID
SB20240624102
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) Resource management error (CVE-ID: CVE-2021-47400)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to resource management error within the hns3_nic_net_open() function in drivers/net/ethernet/hisilicon/hns3/hns3_enet.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/5a31d4e73ada8022427b69b10fd1f01a6a8d4b3d
- https://git.kernel.org/stable/c/f8ba689cb69523144d10606096ef686002dd7285
- https://git.kernel.org/stable/c/3dac38bdce7932901b9f0b71c62331852c809e61
- https://git.kernel.org/stable/c/5b09e88e1bf7fe86540fab4b5f3eece8abead39e
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.71
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.14.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.151