CVE-2022-50006: linux kernel — Fix

Description

In the Linux kernel, the following vulnerability has been resolved: NFSv4.2 fix problems with __nfs42_ssc_open A destination server while doing a COPY shouldn't accept using the passed in filehandle if its not a regular filehandle. If alloc_file_pseudo() has failed, we need to decrement a reference on the newly created inode, otherwise it leaks.

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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	5.5 — 5.10.140
linux	linux_kernel	5.11 — 5.15.64
linux	linux_kernel	5.16 — 5.19.6
linux	linux_kernel	All
linux	linux_kernel	All

References

Advisories & Patches

https://git.kernel.org/stable/c/5626f95356111602ad26fc05445a4d1f818a0992 https://git.kernel.org/stable/c/5e49ea099850feadcbf33c74b4f514a3e8049b91 https://git.kernel.org/stable/c/c2a47f6903e270c308c40ad4a23c17b30a54373c https://git.kernel.org/stable/c/fcfc8be1e9cf2f12b50dce8b579b3ae54443a014

Frequently Asked Questions

What is CVE-2022-50006? +

In the Linux kernel, the following vulnerability has been resolved: NFSv4.2 fix problems with __nfs42_ssc_open A destination server while doing a COPY shouldn't accept using the passed in filehandle if its not a regular filehandle. If alloc_file_pseudo() has failed, we need to decrement a reference on the newly created inode, otherwise it leaks. It has a CVSS v3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2022-50006? +

CVE-2022-50006 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-2022-50006? +

CVE-2022-50006 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-2022-50006? +

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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