CVE-2019-19048

HIGH

Description

A memory leak in the crypto_reportstat() function in drivers/virt/vboxguest/vboxguest_utils.c in the Linux kernel before 5.3.9 allows attackers to cause a denial of service (memory consumption) by triggering copy_form_user() failures, aka CID-e0b0cb938864.

References

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.9

https://github.com/torvalds/linux/commit/e0b0cb9388642c104838fac100a4af32745621e2

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

https://usn.ubuntu.com/4208-1/

Details

Source: MITRE

Published: 2019-11-18

Updated: 2019-12-03

Type: CWE-400

Risk Information

CVSS v2.0

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 v3.0

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