CVE-2022-3107

MEDIUMNVD 5.55.5—

5.5

An issue was discovered in the Linux kernel through 5.16-rc6. netvsc_get_ethtool_stats in drivers/net/hyperv/netvsc_drv.c lacks check of the return value of kvmalloc_array() and will cause the null pointer dereference.

CVSS v3: 5.5
EG Score: 5.5(medium)
EPSS: 7.4%
KEV: Not listed

Published

December 14, 2022

Last Modified

April 22, 2025

References (4)

secalert@redhathttps://bugzilla.redhat.com/show_bug.cgi?id=2153060
secalert@redhathttps://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?h=v5.19-rc2&id=886e44c9298a6b428ae046e2fa092ca52e822e6a
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=2153060
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?h=v5.19-rc2&id=886e44c9298a6b428ae046e2fa092ca52e822e6a

Patch Availability(4)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
redhat	kernel-0:5.14.0-162.6.1.el9_1	2022-11-15	redhat
redhat	kernel-rt-0:5.14.0-162.6.1.rt21.168.el9_1	2022-11-15	redhat
redhat	kernel-rt-0:4.18.0-425.3.1.rt7.213.el8	2022-11-08	redhat
redhat	kernel-0:4.18.0-425.3.1.el8	2022-11-08	redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-476NULL Pointer Dereference

All Vendor Advisories

(5)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 13× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-05 06:09 UTCepss_batch
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Frequently asked(5)

What is CVE-2022-3107?

CVE-2022-3107 is a medium vulnerability published on December 14, 2022. An issue was discovered in the Linux kernel through 5.16-rc6. netvscgetethtoolstats in drivers/net/hyperv/netvscdrv.c lacks check of the return value of kvmalloc_array() and will cause the null pointer dereference.

When was CVE-2022-3107 disclosed?

CVE-2022-3107 was first published in the National Vulnerability Database on December 14, 2022, with the most recent update on April 22, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2022-3107 actively exploited?

CVE-2022-3107 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 7.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2022-3107?

CVE-2022-3107 has a CVSS v3 base score of 5.5 (NVD).

How do I remediate CVE-2022-3107?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-3107, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-2022-3107

Published

Last Modified

References (4)

Patch Availability(4)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

Frequently asked(5)

Dependency Blast Radius

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CVE-2022-3107

📅 Published

🔄 Last Modified

🔗 References (4)

Patch Availability(4)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

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