CVE-2022-48642

MEDIUM

Linux Kernel < 5.10.146 - Memory Leak

Title source: rule

Description

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.

References (4)

[Patch] https://git.kernel.org/stable/c/08d7524f366a886b99b1630a24a27dd6e0d7f852

[Patch] https://git.kernel.org/stable/c/985b031667c3177b9e7fb9787b989628e4271714

[Patch] https://git.kernel.org/stable/c/9a4d6dd554b86e65581ef6b6638a39ae079b17ac

[Patch] https://git.kernel.org/stable/c/b043a525a3f5520abb676a7cd8f6328fdf959e88

Scores

CVSS v3 5.5

EPSS 0.0002

EPSS Percentile 4.2%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Classification

CWE

CWE-401

Status published

Affected Products (10)

linux/linux_kernel < 5.10.146

linux/linux_kernel

linux/linux_kernel

linux/linux_kernel

linux/linux_kernel

linux/linux_kernel

linux/linux_kernel

linux/Kernel < 5.10.146linux

linux/Kernel < 5.15.71linux

linux/Kernel < 5.19.12linux

Timeline

Published Apr 28, 2024

Tracked Since Feb 18, 2026