SB2024071757 - NULL pointer dereference in Linux kernel tipc
Published: July 17, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024071757
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-2022-48865)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the tipc_enable_bearer() function in net/tipc/bearer.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/2de76d37d4a6dca9b96ea51da24d4290e6cfa1a5
- https://git.kernel.org/stable/c/f96dc3adb9a97b8f3dfdb88796483491a3006b71
- https://git.kernel.org/stable/c/f4f59fdbc748805b08c13dae14c01f0518c77c94
- https://git.kernel.org/stable/c/be4977b847f5d5cedb64d50eaaf2218c3a55a3a3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.106
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.29
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.15
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17