A memory leak in the mwifiex_pcie_alloc_cmdrsp_buf() function in drivers/net/wireless/marvell/mwifiex/pcie.c in the Linux kernel through 5.3.11 allows attackers to cause a denial of service (memory consumption) by triggering mwifiex_map_pci_memory() failures, aka CID-db8fd2cde932.
http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.html
https://github.com/torvalds/linux/commit/db8fd2cde93227e566a412cf53173ffa227998bc
https://lists.debian.org/debian-lts-announce/2020/01/msg00013.html
https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html
https://security.netapp.com/advisory/ntap-20191205-0001/
https://usn.ubuntu.com/4286-1/
https://usn.ubuntu.com/4286-2/
https://usn.ubuntu.com/4300-1/
Source: MITRE
Published: 2019-11-18
Updated: 2020-08-24
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