What’s Vulnerable › Vulnerabilities

CVE-2020-11609

• Severity: medium (CVSS 4.3 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-04-07 · updated 2026-10-08
• Weakness: CWE-476

Description

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.

Affected products

• Canonical Ubuntu Linux: 16.04, 18.04
• Linux kernel: before 5.6.1 — fixed in 5.6.1

How to fix

Upgrade to a fixed version: Linux kernel 5.6.1. Check the vendor advisory for mitigations.

References

• 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://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=485b06aadb933190f4bc44e006076bc27a23f205
• 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/
• https://usn.ubuntu.com/4369-1/

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