SB20240530145 - Memory leak in Linux kernel acpi driver
Published: May 30, 2024 Updated: May 14, 2025
Security Bulletin ID
SB20240530145
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) Memory leak (CVE-ID: CVE-2021-46985)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the acpi_device_add() function in drivers/acpi/scan.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/6901a4f795e0e8d65ae779cb37fc22e0bf294712
- https://git.kernel.org/stable/c/5ab9857dde7c3ea3faef6b128d718cf8ba98721b
- https://git.kernel.org/stable/c/69cc821e89ce572884548ac54c4f80eec7a837a5
- https://git.kernel.org/stable/c/dafd4c0b5e835db020cff11c74b4af9493a58e72
- https://git.kernel.org/stable/c/e2381174daeae0ca35eddffef02dcc8de8c1ef8a
- https://git.kernel.org/stable/c/c5c8f6ffc942cf42f990f22e35bcf4cbe9d8c2fb
- https://git.kernel.org/stable/c/a7e17a8d421ae23c920240625b4413c7b94d94a4
- https://git.kernel.org/stable/c/0c8bd174f0fc131bc9dfab35cd8784f59045da87
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.233
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.191
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.9.269
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.38
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.11.22
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.12.5
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.120