CVE-2022-1974

Severity: medium (CVSS 4.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-08-31 · updated 2026-06-17
Weakness: CWE-416

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.

Affected products

Linux kernel: 5.18-rc6

References

https://github.com/torvalds/linux/commit/da5c0f119203ad9728920456a0f52a6d850c01cd
https://github.com/torvalds/linux/commit/da5c0f119203ad9728920456a0f52a6d850c01cd

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