Vulnerability CVE-2019-12984
Published: 2019-06-26

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.

Type:

CWE-476

 (NULL Pointer Dereference)

CVSS2 => (AV:N/AC:M/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Linux -> Linux kernel 

 References:
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://www.debian.org/security/2019/dsa-4495
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