SB2024071783 - Improper error handling in Linux kernel dsa mv88e6xxx driver
Published: July 17, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024071783
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) Improper error handling (CVE-ID: CVE-2022-48818)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper error handling within the mv88e6xxx_mdio_register() and mv88e6xxx_mdios_unregister() functions in drivers/net/dsa/mv88e6xxx/chip.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/8ccebe77df6e0d88c72ba5e69cf1835927e53b6c
- https://git.kernel.org/stable/c/8b626d45127d6f5ada7d815b83cfdc09e8cb1394
- https://git.kernel.org/stable/c/1b451c3994a2d322f8e55032c62c8b47b7d95900
- https://git.kernel.org/stable/c/f53a2ce893b2c7884ef94471f170839170a4eba0
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.101
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.24
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17