SB2024091894 - Improper locking in Linux kernel can spi driver
Published: September 18, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024091894
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 locking (CVE-ID: CVE-2024-46791)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the mcp251x_hw_wake() function in drivers/net/can/spi/mcp251x.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/3a49b6b1caf5cefc05264d29079d52c99cb188e0
- https://git.kernel.org/stable/c/513c8fc189b52f7922e36bdca58997482b198f0e
- https://git.kernel.org/stable/c/f7ab9e14b23a3eac6714bdc4dba244d8aa1ef646
- https://git.kernel.org/stable/c/8fecde9c3f9a4b97b68bb97c9f47e5b662586ba7
- https://git.kernel.org/stable/c/e554113a1cd2a9cfc6c7af7bdea2141c5757e188
- https://git.kernel.org/stable/c/7dd9c26bd6cf679bcfdef01a8659791aa6487a29
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.226
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.167
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.110
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.51