SB2024111018 - NULL pointer dereference in Linux kernel sched
Published: November 10, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024111018
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-2024-50223)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the vma_next() function in kernel/sched/fair.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/ade91f6e9848b370add44d89c976e070ccb492ef
- https://git.kernel.org/stable/c/c60d98ef7078fc3e22b48e98eae7a897d88494ee
- https://git.kernel.org/stable/c/9c70b2a33cd2aa6a5a59c5523ef053bd42265209
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11.7
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.60