CVE-2022-49331

MEDIUMNVD 5.55.5—Trending — 4 sources updated this week

5.5

In the Linux kernel, the following vulnerability has been resolved:

nfc: st21nfca: fix memory leaks in EVT_TRANSACTION handling

Error paths do not free previously allocated memory. Add devm_kfree() to those failure paths.

CVSS v3: 5.5
EG Score: 5.5(medium)
EPSS: 3.2%
KEV: Not listed

Published

February 26, 2025

Last Modified

October 1, 2025

References (9)

416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/3eca2c42daa4659965db6817479027cbc6df7899
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/54423649bc0ed464b75807a7cf2857a5871f738f
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/55904086041ba4ee4070187b36590f8f8d6df4cd
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/593773088d615a46a42c97e01a0550d192bb7f74
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/6fce324b530dd74750ad870699e33eeed1029ded
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/996419e0594abb311fb958553809f24f38e7abbe
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/d221ce54ce331c1a23be71eebf57f6a088632383
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/db836b97464d44340b568e041fd24602858713f7
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/f444ecd3f57f4ba5090fe8b6756933e37de4226e

Weakness Classification(1)

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

CWE-401Missing Release of Memory after Effective Lifetime (Memory Leak)

Data Freshness Timeline

(refreshed 13× in last 7d / 13× 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.

2026-06-04 13:11 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-02 20:12 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
2026-05-30 11:00 UTCEG score recompute
2026-05-30 11:00 UTCGHSA enrichment
2026-05-30 07:59 UTCOSV refresh
2026-05-29 13:43 UTCepss_batch

Frequently asked(5)

What is CVE-2022-49331?

CVE-2022-49331 is a medium vulnerability published on February 26, 2025. In the Linux kernel, the following vulnerability has been resolved: nfc: st21nfca: fix memory leaks in EVT_TRANSACTION handling Error paths do not free previously allocated memory. Add devm_kfree() to those failure paths.

When was CVE-2022-49331 disclosed?

CVE-2022-49331 was first published in the National Vulnerability Database on February 26, 2025, with the most recent update on October 1, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2022-49331 actively exploited?

CVE-2022-49331 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 3.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2022-49331?

CVE-2022-49331 has a CVSS v3 base score of 5.5 (NVD).

How do I remediate CVE-2022-49331?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-49331, 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-2022-49331

📅 Published

🔄 Last Modified

🔗 References (9)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2022-49331?

🔗 Related CVEs(same CWE)

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Published

Last Modified

References (9)

Frequently asked(5)

Related CVEs(same CWE)