SB20241230121 - NULL pointer dereference in Linux kernel endpoint functions driver
Published: December 30, 2024 Updated: May 11, 2025
Security Bulletin ID
SB20241230121
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) NULL pointer dereference (CVE-ID: CVE-2024-56689)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the pci_epf_mhi_bind() function in drivers/pci/endpoint/functions/pci-epf-mhi.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/0e6d92e3b973de78eb7015154cf1197af9fac5c9
- https://git.kernel.org/stable/c/242ee2b0ad9b23f47084904fce3f9f228068a1f9
- https://git.kernel.org/stable/c/5089b3d874e9933d9842e90410d3af1520494757
- https://git.kernel.org/stable/c/c8b9d6b7d62a444e0bca5b9ae28f9f2b0f52feef
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11.11