CVE-2023-53069: linux kernel — Fix

Description

In the Linux kernel, the following vulnerability has been resolved: octeontx2-vf: Add missing free for alloc_percpu Add the free_percpu for the allocated "vf->hw.lmt_info" in order to avoid memory leak, same as the "pf->hw.lmt_info" in `drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c`.

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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	5.14.1 — 5.15.105
linux	linux_kernel	5.16 — 6.1.22
linux	linux_kernel	6.2 — 6.2.9
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All
linux	linux_kernel	All

References

Advisories & Patches

https://git.kernel.org/stable/c/813b590840771890c738ce6dbfd0c5938a1bafb9 https://git.kernel.org/stable/c/840631bcf21f58c0a3f01378a54d79e9ce86b226 https://git.kernel.org/stable/c/90874b76e5f82eaa3309714d72ff2cd8bb8d1b02 https://git.kernel.org/stable/c/f038f3917baf04835ba2b7bcf2a04ac93fbf8a9c

Frequently Asked Questions

What is CVE-2023-53069? +

In the Linux kernel, the following vulnerability has been resolved: octeontx2-vf: Add missing free for alloc_percpu Add the free_percpu for the allocated "vf->hw.lmt_info" in order to avoid memory leak, same as the "pf->hw.lmt_info" in `drivers/net/ethernet/marvell/octeontx2/nic/otx2_pf.c`. It has a CVSS v3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2023-53069? +

CVE-2023-53069 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-2023-53069? +

CVE-2023-53069 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-2023-53069? +

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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