CVE-2019-19054

medium

Description

A memory leak in the cx23888_ir_probe() function in drivers/media/pci/cx23885/cx23888-ir.c in the Linux kernel through 5.3.11 allows attackers to cause a denial of service (memory consumption) by triggering kfifo_alloc() failures, aka CID-a7b2df76b42b.

References

https://github.com/torvalds/linux/commit/a7b2df76b42bdd026e3106cf2ba97db41345a177

https://lists.fedoraproject.org/archives/list/[email protected]/message/PY7LJMSPAGRIKABJPDKQDTXYW3L5RX2T/

https://lists.fedoraproject.org/archives/list/[email protected]/message/O3PSDE6PTOTVBK2YTKB2TFQP2SUBVSNF/

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

http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html

https://usn.ubuntu.com/4527-1/

https://usn.ubuntu.com/4526-1/

https://usn.ubuntu.com/4525-1/

Details

Source: MITRE

Published: 2019-11-18

Updated: 2022-11-08

Type: CWE-401

Risk Information

CVSS v2

Base Score: 4.7

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

Impact Score: 6.9

Exploitability Score: 3.4

Severity: MEDIUM

CVSS v3

Base Score: 4.7

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

Impact Score: 3.6

Exploitability Score: 1

Severity: MEDIUM