SB20240621105 - NULL pointer dereference in Linux kernel firmware efi driver
Published: June 21, 2024 Updated: May 13, 2025
Security Bulletin ID
SB20240621105
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-2024-35800)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the generic_ops_supported() function in drivers/firmware/efi/efi.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/b9d103aca85f082a343b222493f3cab1219aaaf4
- https://git.kernel.org/stable/c/9114ba9987506bcfbb454f6e68558d68cb1abbde
- https://git.kernel.org/stable/c/7784135f134c13af17d9ffb39a57db8500bc60ff
- https://git.kernel.org/stable/c/090d2b4515ade379cd592fbc8931344945978210
- https://git.kernel.org/stable/c/62b71cd73d41ddac6b1760402bbe8c4932e23531
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.84
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.24
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8.3