CVE-2022-49358: linux kernel — Fix

Description

In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: memleak flow rule from commit path Abort path release flow rule object, however, commit path does not. Update code to destroy these objects before releasing the transaction.

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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	5.3 — 5.4.198
linux	linux_kernel	5.5 — 5.10.122
linux	linux_kernel	5.11 — 5.15.47
linux	linux_kernel	5.16 — 5.17.15
linux	linux_kernel	5.18 — 5.18.4
linux	linux_kernel	All

References

Advisories & Patches

https://git.kernel.org/stable/c/330c0c6cd2150a2d7f47af16aa590078b0d2f736 https://git.kernel.org/stable/c/5b8d63489c3b701eb2a76f848ec94d8cbc9373b9 https://git.kernel.org/stable/c/80de9ea1f5b808a6601e91111fae601df2b26369 https://git.kernel.org/stable/c/9dd732e0bdf538b1b76dc7c157e2b5e560ff30d3 https://git.kernel.org/stable/c/ab9f34a30c23f656e76f4c5b83125a4e7b53c86e https://git.kernel.org/stable/c/e33d9bd563e71f6c6528b96008d65524a459c4dc

Frequently Asked Questions

What is CVE-2022-49358? +

In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: memleak flow rule from commit path Abort path release flow rule object, however, commit path does not. Update code to destroy these objects before releasing the transaction. It has a CVSS v3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2022-49358? +

CVE-2022-49358 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-2022-49358? +

CVE-2022-49358 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-2022-49358? +

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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