SB20240717100 - Resource management error in Linux kernel dsa ocelot driver
Published: July 17, 2024 Updated: May 13, 2025
Security Bulletin ID
SB20240717100
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-2022-48813)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to resource management error within the vsc9959_mdio_bus_alloc() and vsc9959_mdio_bus_free() functions in drivers/net/dsa/ocelot/felix_vsc9959.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/95e5402f9430b3c7d885dd3ec4c8c02c17936923
- https://git.kernel.org/stable/c/8cda7577a0b4018572f31e0caadfabd305ea2786
- https://git.kernel.org/stable/c/9db6f056efd089e80d81c774c01b639adf30c097
- https://git.kernel.org/stable/c/209bdb7ec6a28c7cdf580a0a98afbc9fc3b98932
- 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