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CVE-2021-4202

7.0 highEPSS 0.4%

High (7.0) in linux linux kernel. EPSS 0.4% chance of exploitation in the next 30 days.

A use-after-free flaw was found in nci_request in net/nfc/nci/core.c in NFC Controller Interface (NCI) in the Linux kernel. This flaw could allow a local attacker with user privileges to cause a data race problem while the device is getting removed, leading to a privilege escalation problem.

Severity

CVSS 3.1

7.0 high
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS
0.4% chance of exploitation in the next 30 days; higher than 30% of CVEs (scores of 2026-10-31)
CWEs
CWE-362, CWE-416
Published
Modified
Record from
the NVD, synced

Affected

References

Check your stackJSON