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.
https://github.com/torvalds/linux/commit/a7b2df76b42bdd026e3106cf2ba97db41345a177
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/
Source: MITRE
Published: 2019-11-18
Updated: 2022-11-08
Type: CWE-401
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
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