CVE-2023-53118: linux kernel — Fix

Description

In the Linux kernel, the following vulnerability has been resolved: scsi: core: Fix a procfs host directory removal regression scsi_proc_hostdir_rm() decreases a reference counter and hence must only be called once per host that is removed. This change does not require a scsi_add_host_with_dma() change since scsi_add_host_with_dma() will return 0 (success) if scsi_proc_host_add() is called.

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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

Affected Products

Vendor	Product	Versions
linux	linux_kernel	4.19.278 — 4.20
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/2a764d55e938743efa7c2cba7305633bcf227f09 https://git.kernel.org/stable/c/68c665bb185037e7eb66fb792c61da9d7151e99c https://git.kernel.org/stable/c/73f030d4ef6d1ad17f824a0a2eb637ef7a9c7d51 https://git.kernel.org/stable/c/7e0ae8667fcdd99d1756922e1140cac75f5fa279 https://git.kernel.org/stable/c/88c3d3bb6469cea929ac68fd326bdcbefcdfdd83 https://git.kernel.org/stable/c/be03df3d4bfe7e8866d4aa43d62e648ffe884f5f

Frequently Asked Questions

What is CVE-2023-53118? +

In the Linux kernel, the following vulnerability has been resolved: scsi: core: Fix a procfs host directory removal regression scsi_proc_hostdir_rm() decreases a reference counter and hence must only be called once per host that is removed. This change does not require a scsi_add_host_with_dma() change since scsi_add_host_with_dma() will return 0 (success) if scsi_proc_host_add() is called. It has a CVSS v3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2023-53118? +

CVE-2023-53118 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-2023-53118? +

CVE-2023-53118 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-2023-53118? +

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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