SB20240620154 - Resource exhaustion in Linux kernel IPC
Published: June 20, 2024 Updated: May 13, 2025
Security Bulletin ID
SB20240620154
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) Resource exhaustion (CVE-ID: CVE-2021-47069)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to an error within the IPC implementation in Linux kernel. A local user can trigger resource exhaustion and perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/4528c0c323085e645b8765913b4a7fd42cf49b65
- https://git.kernel.org/stable/c/807fa14536b26803b858da878b643be72952a097
- https://git.kernel.org/stable/c/a11ddb37bf367e6b5239b95ca759e5389bb46048
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.40
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.12.7
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.13