CVE-2022-26490

HIGHNVD 7.87.8—

7.8

st21nfca_connectivity_event_received in drivers/nfc/st21nfca/se.c in the Linux kernel through 5.16.12 has EVT_TRANSACTION buffer overflows because of untrusted length parameters.

CVSS v3: 7.8
EG Score: 7.8(medium)
EPSS: 30.0%
KEV: Not listed

Published

March 6, 2022

Last Modified

June 25, 2025

References (14)

cve@mitrehttps://github.com/torvalds/linux/commit/4fbcc1a4cb20fe26ad0225679c536c80f1648221
cve@mitrehttps://lists.debian.org/debian-lts-announce/2022/07/msg00000.html
cve@mitrehttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BG4J46EMFPDD5QHYXDUI3PJCZQ7HQAZR/
cve@mitrehttps://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/C5AUUDGSDLGYU7SZSK4PFAN22NISQZBT/
cve@mitrehttps://security.netapp.com/advisory/ntap-20220429-0004/
cve@mitrehttps://www.debian.org/security/2022/dsa-5127
cve@mitrehttps://www.debian.org/security/2022/dsa-5173
af854a3a-2127-422b-91ae-364da2661108https://github.com/torvalds/linux/commit/4fbcc1a4cb20fe26ad0225679c536c80f1648221
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BG4J46EMFPDD5QHYXDUI3PJCZQ7HQAZR/
af854a3a-2127-422b-91ae-364da2661108https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/C5AUUDGSDLGYU7SZSK4PFAN22NISQZBT/
af854a3a-2127-422b-91ae-364da2661108https://security.netapp.com/advisory/ntap-20220429-0004/
af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2022/dsa-5127
af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2022/dsa-5173

Patch Availability(7)

Vendor / Ecosystem	Fixed in / Patch	Released	Source
ubuntu	linux-oem-5.14-tools-5.14.0-1033 (5.14.0-1033.36) @ focal	2026-05-26	ubuntu
ubuntu	linux-image-lowlatency (4.4.0.224.231) @ xenial	2026-05-26	ubuntu
ubuntu	linux-headers-azure-fde (5.4.0.1078.81+cvm1.22) @ focal	2026-05-26	ubuntu
ubuntu	linux-tools-raspi-nolpae (5.15.0.1006.6) @ jammy	2026-05-26	ubuntu
ubuntu	linux-image-lowlatency (5.15.0.27.28) @ jammy	2026-05-26	ubuntu
ubuntu	linux-image-lowlatency (5.13.0.41.50) @ impish	2026-05-26	ubuntu
ubuntu	linux-tools-aws-hwe (4.15.0.1128.118) @ xenial	2026-05-26	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(1)

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

CWE-120Buffer Copy without Checking Size (Classic Buffer Overflow)

All Vendor Advisories

(8)

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 14× 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 13:11 UTCepss_batch
2026-06-02 20:11 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
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 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
2026-05-28 13:43 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch

Frequently asked(5)

What is CVE-2022-26490?

CVE-2022-26490 is a high vulnerability published on March 6, 2022. st21nfcaconnectivityeventreceived in drivers/nfc/st21nfca/se.c in the Linux kernel through 5.16.12 has EVTTRANSACTION buffer overflows because of untrusted length parameters.

When was CVE-2022-26490 disclosed?

CVE-2022-26490 was first published in the National Vulnerability Database on March 6, 2022, with the most recent update on June 25, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2022-26490 actively exploited?

CVE-2022-26490 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 30.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2022-26490?

CVE-2022-26490 has a CVSS v3 base score of 7.8 (NVD).

How do I remediate CVE-2022-26490?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-26490, 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-2022-26490

Published

Last Modified

References (14)

Patch Availability(7)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2022-26490?

Same vendor

Same CWE

CVE-2022-26490

📅 Published

🔄 Last Modified

🔗 References (14)

Patch Availability(7)

Weakness Classification(1)

All Vendor Advisories

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2022-26490?

🔗 Related CVEs(same vendor + same CWE)

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Published

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References (14)

Frequently asked(5)

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