CVE-2022-1974

kernel: use-after-free in /net/nfc/core.c causes kernel crash by simulating nfc device from user-space

Published Aug 31, 2022 CVSS 3.1 · 4.1 Medium EPSS < 1% KEV · Not listed
Description
A use-after-free flaw was found in the Linux kernel's NFC core functionality due to a race condition between kobject creation and delete. This vulnerability allows a local attacker with CAP_NET_ADMIN privilege to leak kernel information.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DLA Debian DLA DLA-3065-1 linux security update
Debian DSA Debian DSA DSA-5161-1 linux security update
Debian DSA Debian DSA DSA-5173-1 linux security update
EUVD EUVD EUVD-2022-25242 A use-after-free flaw was found in the Linux kernel's NFC core functionality due to a race condition between kobject creation and delete. This vulnerability allows a local attacker with CAP_NET_ADMIN privilege to leak kernel information.
Ubuntu USN Ubuntu USN USN-5518-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5560-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5560-2 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5562-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-5564-1 Linux kernel (Intel IoTG) vulnerabilities
Ubuntu USN Ubuntu USN USN-5582-1 Linux kernel (Azure CVM) vulnerabilities
Ubuntu USN Ubuntu USN USN-6001-1 Linux kernel (AWS) vulnerabilities
Ubuntu USN Ubuntu USN USN-6013-1 Linux kernel (AWS) vulnerabilities
Ubuntu USN Ubuntu USN USN-6014-1 Linux kernel vulnerabilities
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
redhat
Published
Updated
Nov 2, 2026, 6:23 PM
Reserved
Jun 1, 2022, 12:00 AM
Status
Modified
Published
Aug 31, 2022, 4:15 PM
Modified
Nov 2, 2026, 7:17 PM
Severity
Moderate
Public date
May 1, 2022, 12:00 AM