CVE Vulnerability

CVE-2019-19036

btrfs_root_node in fs/btrfs/ctree.c in the Linux kernel through 5.3.12 allows a NULL pointer dereference because rcu_dereference(root->node) can be zero.

4.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

5.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19036 Exploit Third Party Advisory
https://security.netapp.com/advisory/ntap-20191205-0001/
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html
https://usn.ubuntu.com/4414-1/
https://usn.ubuntu.com/4439-1/
Configurations

Configuration 1

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Information

Published : 2019-11-21 02:15

Updated : 2020-08-03 05:15

NVD link : CVE-2019-19036

Mitre link : CVE-2019-19036

Products Affected
No products.
CWE
CWE-476