Is CVE-2022-49447 in the CISA KEV catalog?

No. CVE-2022-49447 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-49447?

CVE-2022-49447 has a CVSS v3 base score of 5.5 (MEDIUM).

What is the EPSS score for CVE-2022-49447?

CVE-2022-49447 has an EPSS score of 0.26% (17th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-49447?

Upgrade linux on debian 11 to 5.10.127-1 or later.

CVE & CISA-KEV Catalog

CVE-2022-49447

MEDIUM

5.5

CVSS v3

NVD

Description

In the Linux kernel, the following vulnerability has been resolved: ARM: hisi: Add missing of_node_put after of_find_compatible_node of_find_compatible_node will increment the refcount of the returned device_node. Calling of_node_put() to avoid the refcount leak

How to fix

Remediation Available

linuxDebian

Fixed in:5.10.127-1CVE-2022-49447

Fixed in:5.18.5-1CVE-2022-49447

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Exploit Intelligence

0.26%probability of exploitation in 30 days

17thpercentile

Low risk: more likely to be exploited than 17% of all known CVEs.

References

Patch9

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-10-01.