CVE-2024-27064: linux kernel — Fix

Description

In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: Fix a memory leak in nf_tables_updchain If nft_netdev_register_hooks() fails, the memory associated with nft_stats is not freed, causing a memory leak. This patch fixes it by moving nft_stats_alloc() down after nft_netdev_register_hooks() succeeds.

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CVSS v3.1 Score

5.5

MEDIUM

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

Weakness Type (CWE)

CWE-401 CWE-401

Affected Products

Vendor	Product	Versions
linux	linux_kernel	6.3.3 — 6.4
linux	linux_kernel	6.4 — 6.6.23
linux	linux_kernel	6.7 — 6.7.11
linux	linux_kernel	6.8 — 6.8.2

References

Advisories & Patches

https://git.kernel.org/stable/c/4e4623a4f6e133e671f65f9ac493bddaaf63e250 https://git.kernel.org/stable/c/79846fdcc548d617b0b321addc6a3821d3b75b20 https://git.kernel.org/stable/c/7eaf837a4eb5f74561e2486972e7f5184b613f6e https://git.kernel.org/stable/c/e77a6b53a3a547b6dedfc40c37cee4f310701090 https://git.kernel.org/stable/c/4e4623a4f6e133e671f65f9ac493bddaaf63e250 https://git.kernel.org/stable/c/79846fdcc548d617b0b321addc6a3821d3b75b20 https://git.kernel.org/stable/c/7eaf837a4eb5f74561e2486972e7f5184b613f6e https://git.kernel.org/stable/c/e77a6b53a3a547b6dedfc40c37cee4f310701090

Frequently Asked Questions

What is CVE-2024-27064? +

In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: Fix a memory leak in nf_tables_updchain If nft_netdev_register_hooks() fails, the memory associated with nft_stats is not freed, causing a memory leak. This patch fixes it by moving nft_stats_alloc() down after nft_netdev_register_hooks() succeeds. It has a CVSS v3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2024-27064? +

CVE-2024-27064 has a CVSS v3.1 score of 5.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.

What products are affected by CVE-2024-27064? +

CVE-2024-27064 affects products from linux, specifically: linux_kernel. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2024-27064? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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