CVE-2019-19048 Information

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.

CVSS Vector

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

Reference

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/ https://usn.ubuntu.com/4226-1/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5