CVE-2019-12984 Information

Description

A NULL pointer dereference vulnerability in the function nfc_genl_deactivate_target() in net/nfc/netlink.c in the Linux kernel before 5.1.13 can be triggered by a malicious user-mode program that omits certain NFC attributes leading to denial of service.

CVSS Vector

CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Reference

http://packetstormsecurity.com/files/154245/Kernel-Live-Patch-Security-Notice-LSN-0054-1.html http://www.securityfocus.com/bid/108905 https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.1.13 https://github.com/torvalds/linux/commit/385097a3675749cbc9e97c085c0e5dfe4269ca51 https://seclists.org/bugtraq/2019/Aug/13 https://security.netapp.com/advisory/ntap-20190806-0001/ https://usn.ubuntu.com/4093-1/ https://usn.ubuntu.com/4094-1/ https://usn.ubuntu.com/4117-1/ https://usn.ubuntu.com/4118-1/ https://www.debian.org/security/2019/dsa-4495

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

REQUIRED

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5