SB2024071769 - Improper locking in Linux kernel can
Published: July 17, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024071769
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-2022-48830)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper locking within the LIST_HEAD(), isotp_rcv() and isotp_init() functions in net/can/isotp.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/7b53d2204ce79b27a878074a77d64f40ec21dbca
- https://git.kernel.org/stable/c/f90cc68f9f4b5d8585ad5d0a206a9d37ac299ef3
- https://git.kernel.org/stable/c/5b068f33bc8acfcfd5ea7992a2dafb30d89bad30
- https://git.kernel.org/stable/c/7c759040c1dd03954f650f147ae7175476d51314
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.101
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.24
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.17