SB20240530101 - Memory leak in Linux kernel netfilter
Published: May 30, 2024 Updated: May 14, 2025
Security Bulletin ID
SB20240530101
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-2022-48642)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the nf_tables_addchain() function in net/netfilter/nf_tables_api.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/b043a525a3f5520abb676a7cd8f6328fdf959e88
- https://git.kernel.org/stable/c/08d7524f366a886b99b1630a24a27dd6e0d7f852
- https://git.kernel.org/stable/c/985b031667c3177b9e7fb9787b989628e4271714
- https://git.kernel.org/stable/c/9a4d6dd554b86e65581ef6b6638a39ae079b17ac
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.146
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.71
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.0