An issue was discovered in the stv06xx subsystem in the Linux kernel before 5.6.1. drivers/media/usb/gspca/stv06xx/stv06xx.c and drivers/media/usb/gspca/stv06xx/stv06xx_pb0100.c mishandle invalid descriptors, as demonstrated by a NULL pointer dereference, aka CID-485b06aadb93.
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.6.1
https://github.com/torvalds/linux/commit/485b06aadb933190f4bc44e006076bc27a23f205
https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html
https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html
https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html
https://security.netapp.com/advisory/ntap-20200430-0004/
https://usn.ubuntu.com/4345-1/
https://usn.ubuntu.com/4364-1/
https://usn.ubuntu.com/4368-1/
Source: MITRE
Published: 2020-04-07
Updated: 2020-06-13
Type: CWE-476
Base Score: 4.9
Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C
Impact Score: 6.9
Exploitability Score: 3.9
Severity: MEDIUM
Base Score: 4.3
Vector: CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Impact Score: 3.6
Exploitability Score: 0.7
Severity: MEDIUM