CVE-2022-1199

HIGHNVD 7.57.5—

7.5

A flaw was found in the Linux kernel. This flaw allows an attacker to crash the Linux kernel by simulating amateur radio from the user space, resulting in a null-ptr-deref vulnerability and a use-after-free vulnerability.

CVSS v3: 7.5
EG Score: 7.5(medium)
EPSS: 62.2%
KEV: Not listed

Published

August 29, 2022

Last Modified

April 23, 2025

References (14)

secalert@redhathttps://access.redhat.com/security/cve/CVE-2022-1199
secalert@redhathttps://bugzilla.redhat.com/show_bug.cgi?id=2070694
secalert@redhathttps://github.com/torvalds/linux/commit/4e0f718daf97d47cf7dec122da1be970f145c809
secalert@redhathttps://github.com/torvalds/linux/commit/71171ac8eb34ce7fe6b3267dce27c313ab3cb3ac
secalert@redhathttps://github.com/torvalds/linux/commit/7ec02f5ac8a5be5a3f20611731243dc5e1d9ba10
secalert@redhathttps://security.netapp.com/advisory/ntap-20221228-0006/
secalert@redhathttps://www.openwall.com/lists/oss-security/2022/04/02/5
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/security/cve/CVE-2022-1199
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=2070694
af854a3a-2127-422b-91ae-364da2661108https://github.com/torvalds/linux/commit/4e0f718daf97d47cf7dec122da1be970f145c809
af854a3a-2127-422b-91ae-364da2661108https://github.com/torvalds/linux/commit/71171ac8eb34ce7fe6b3267dce27c313ab3cb3ac
af854a3a-2127-422b-91ae-364da2661108https://github.com/torvalds/linux/commit/7ec02f5ac8a5be5a3f20611731243dc5e1d9ba10
af854a3a-2127-422b-91ae-364da2661108https://security.netapp.com/advisory/ntap-20221228-0006/
af854a3a-2127-422b-91ae-364da2661108https://www.openwall.com/lists/oss-security/2022/04/02/5

Patch Availability(6)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
ubuntu	linux-image-lowlatency-64k-hwe-20.04 (5.15.0.37.37) @ jammy	2026-05-25	ubuntu
ubuntu	linux-modules-5.4.0-122-generic-lpae (5.4.0-122.138) @ focal	2026-05-25	ubuntu
ubuntu	linux-tools-aws-hwe (4.15.0.1137.124) @ xenial	2026-05-25	ubuntu
ubuntu	linux-headers-bluefield (5.4.0.1042.41) @ focal	2026-05-25	ubuntu
ubuntu	linux-image-lowlatency (4.4.0.234.240) @ xenial	2026-05-25	ubuntu
ubuntu	linux-image-4.15.0-1146-azure (4.15.0-1146.161~16.04.1) @ xenial	2026-05-25	ubuntu

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(2)

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

All Vendor Advisories

(7)

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 11× 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
2026-06-05 06:09 UTCepss_batch
2026-06-04 13:11 UTCepss_batch
2026-06-04 13:10 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-29 13:42 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch

Frequently asked(5)

What is CVE-2022-1199?

CVE-2022-1199 is a high vulnerability published on August 29, 2022. A flaw was found in the Linux kernel. This flaw allows an attacker to crash the Linux kernel by simulating amateur radio from the user space, resulting in a null-ptr-deref vulnerability and a use-after-free vulnerability.

When was CVE-2022-1199 disclosed?

CVE-2022-1199 was first published in the National Vulnerability Database on August 29, 2022, with the most recent update on April 23, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2022-1199 actively exploited?

CVE-2022-1199 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 62.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2022-1199?

CVE-2022-1199 has a CVSS v3 base score of 7.5 (NVD).

How do I remediate CVE-2022-1199?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-1199, 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.

Dependency Blast Radius

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CVE-2022-1199

Published

Last Modified

References (14)

Patch Availability(6)

Weakness Classification(2)

All Vendor Advisories

Data Freshness Timeline

Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2022-1199?

Same vendor

Same CWE

CVE-2022-1199

📅 Published

🔄 Last Modified

🔗 References (14)

Patch Availability(6)

Weakness Classification(2)

All Vendor Advisories

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2022-1199?

🔗 Related CVEs(same vendor + same CWE)

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References (14)

Frequently asked(5)

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