CVE-2023-53546: linux kernel — Fix

Description

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: DR, fix memory leak in mlx5dr_cmd_create_reformat_ctx when mlx5_cmd_exec failed in mlx5dr_cmd_create_reformat_ctx, the memory pointed by 'in' is not released, which will cause memory leak. Move memory release after mlx5_cmd_exec.

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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	5.4 — 5.4.253
linux	linux_kernel	5.5 — 5.10.190
linux	linux_kernel	5.11 — 5.15.126
linux	linux_kernel	5.16 — 6.1.45
linux	linux_kernel	6.2 — 6.4.10
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/00cecb0a8f9e7a21754d5ad85813ab6b47b3308f https://git.kernel.org/stable/c/165159854757dbae0dfd1812b27051da35aa6223 https://git.kernel.org/stable/c/3169c3854397f3070a63b1b772db16dcb8cba7b4 https://git.kernel.org/stable/c/5dd77585dd9d0e03dd1bceb95f0269a7eaf6b936 https://git.kernel.org/stable/c/622d71d99124e69f7bf2e2b7a89f5f444a24d235 https://git.kernel.org/stable/c/800d8c96bf997da5eb76ccf8d88795c4231c83fb

Frequently Asked Questions

What is CVE-2023-53546? +

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: DR, fix memory leak in mlx5dr_cmd_create_reformat_ctx when mlx5_cmd_exec failed in mlx5dr_cmd_create_reformat_ctx, the memory pointed by 'in' is not released, which will cause memory leak. Move memory release after mlx5_cmd_exec. It has a CVSS v3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2023-53546? +

CVE-2023-53546 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-2023-53546? +

CVE-2023-53546 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-2023-53546? +

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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