SB20240603223 - Improper error handling in Linux kernel dsa sja1105 driver
Published: June 3, 2024 Updated: May 14, 2025
Security Bulletin ID
SB20240603223
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-2021-47158)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper error handling within the sja1105_setup() function in drivers/net/dsa/sja1105/sja1105_main.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/dd8609f203448ca6d58ae71461208b3f6b0329b0
- https://git.kernel.org/stable/c/987e4ab8b8a4fcbf783069e03e7524cd39ffd563
- https://git.kernel.org/stable/c/cec279a898a3b004411682f212215ccaea1cd0fb
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.42
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.12.9
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13