CVE-2019-19079

high

Description

A memory leak in the qrtr_tun_write_iter() function in net/qrtr/tun.c in the Linux kernel before 5.3 allows attackers to cause a denial of service (memory consumption), aka CID-a21b7f0cff19.

References

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3

https://github.com/torvalds/linux/commit/a21b7f0cff1906a93a0130b74713b15a0b36481d

https://security.netapp.com/advisory/ntap-20191205-0001/

https://usn.ubuntu.com/4258-1/

Details

Source: MITRE

Published: 2019-11-18

Updated: 2020-08-24

Type: CWE-401

Risk Information

CVSS v2

Base Score: 7.8

Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C

Impact Score: 6.9

Exploitability Score: 10

Severity: HIGH

CVSS v3

Base Score: 7.5

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Impact Score: 3.6

Exploitability Score: 3.9

Severity: HIGH