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CVE-2020-25671

kernel: refcount leak in llcp_sock_connect()

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Severity

Unknown

Red Hat Product Security

0

CVSS 3.1

Review impact separately from score.

Published · November 1, 2020

Updated · June 28, 2026

Description

A use-after-free flaw was found in the Linux kernel’s NFC LLCP protocol implementation in the way the user triggers the llcp_sock_connect() function. This flaw allows a local user to crash the system.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 0
CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:N

CWE-416 · Use After Free