Vulnerabilities > CVE-2022-48642 - Memory Leak vulnerability in Linux Kernel
Attack vector
LOCAL Attack complexity
LOW Privileges required
LOW Confidentiality impact
NONE Integrity impact
NONE Availability impact
HIGH Summary
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: fix percpu memory leak at nf_tables_addchain() It seems to me that percpu memory for chain stats started leaking since commit 3bc158f8d0330f0a ("netfilter: nf_tables: map basechain priority to hardware priority") when nft_chain_offload_priority() returned an error.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
References
- https://git.kernel.org/stable/c/08d7524f366a886b99b1630a24a27dd6e0d7f852
- https://git.kernel.org/stable/c/08d7524f366a886b99b1630a24a27dd6e0d7f852
- https://git.kernel.org/stable/c/985b031667c3177b9e7fb9787b989628e4271714
- https://git.kernel.org/stable/c/985b031667c3177b9e7fb9787b989628e4271714
- https://git.kernel.org/stable/c/9a4d6dd554b86e65581ef6b6638a39ae079b17ac
- https://git.kernel.org/stable/c/9a4d6dd554b86e65581ef6b6638a39ae079b17ac
- https://git.kernel.org/stable/c/b043a525a3f5520abb676a7cd8f6328fdf959e88
- https://git.kernel.org/stable/c/b043a525a3f5520abb676a7cd8f6328fdf959e88