In the Linux kernel before 5.6.1, drivers/media/usb/gspca/xirlink_cit.c (aka the Xirlink camera USB driver) mishandles invalid descriptors, aka CID-a246b4d54770.
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.6.1
https://github.com/torvalds/linux/commit/a246b4d547708f33ff4d4b9a7a5dbac741dc89d8
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: 2020-04-09
Updated: 2020-06-10
Type: CWE-476
Base Score: 5.6
Vector: AV:L/AC:L/Au:N/C:N/I:P/A:C
Impact Score: 7.8
Exploitability Score: 3.9
Severity: MEDIUM
Base Score: 7.1
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Impact Score: 5.2
Exploitability Score: 1.8
Severity: HIGH