SB2024110766 - Improper locking in Linux kernel net netdevsim driver
Published: November 7, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024110766
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-2024-50155)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the nsim_dev_trap_report_work() and nsim_dev_traps_init() functions in drivers/net/netdevsim/dev.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/24973f4b64f93232a48fe78029385de762a2418d
- https://git.kernel.org/stable/c/681ce79ab6fba2f8d1c5ea60239f0086baebd0d3
- https://git.kernel.org/stable/c/32f054f93937b548c61b3bf57d8f4aefc50f3b16
- https://git.kernel.org/stable/c/a1494d532e28598bde7a5544892ef9c7dbfafa93
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.115
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11.6
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.59