CVE-2022-49097: linux kernel — Fix

Description

In the Linux kernel, the following vulnerability has been resolved: NFS: Avoid writeback threads getting stuck in mempool_alloc() In a low memory situation, allow the NFS writeback code to fail without getting stuck in infinite loops in mempool_alloc().

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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-835 CWE-835

Affected Products

Vendor	Product	Versions
linux	linux_kernel	< 5.10.111
linux	linux_kernel	5.11 — 5.15.34
linux	linux_kernel	5.16 — 5.16.20
linux	linux_kernel	5.17 — 5.17.3

References

Advisories & Patches

https://git.kernel.org/stable/c/0bae835b63c53f86cdc524f5962e39409585b22c https://git.kernel.org/stable/c/1b3fa9a3c420c31e77b406ddc28f3a627100516c https://git.kernel.org/stable/c/a6caeddd68977a1aaaf62fbd1955b41dd5c3c5d3 https://git.kernel.org/stable/c/c74e2f6ecc51bd08bb5b0335477dba954a50592e https://git.kernel.org/stable/c/ea029e4ce760f786919d06ef52efa2e50ea92a5f

Frequently Asked Questions

What is CVE-2022-49097? +

In the Linux kernel, the following vulnerability has been resolved: NFS: Avoid writeback threads getting stuck in mempool_alloc() In a low memory situation, allow the NFS writeback code to fail without getting stuck in infinite loops in mempool_alloc(). It has a CVSS v3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2022-49097? +

CVE-2022-49097 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-2022-49097? +

CVE-2022-49097 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-2022-49097? +

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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