CVE-2020-11609NULL Pointer Dereference in Kernel

Severity
4.3MEDIUMNVD
OSV7.8OSV7.5OSV6.7OSV4.7
EPSS
0.1%
top 79.84%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedApr 7
Latest updateMay 24

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.

CVSS vector

CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 0.7 | Impact: 3.6

Affected Packages3 packages

NVDlinux/linux_kernel< 5.6.1
Debianlinux/linux_kernel< 5.5.17-1+3
Ubuntulinux/linux_kernel< 4.4.0-179.209+1

Also affects: Ubuntu Linux 16.04, 18.04

Patches

🔴Vulnerability Details

8
GHSA
GHSA-g4x2-424v-7x3q: An issue was discovered in the stv06xx subsystem in the Linux kernel before 52022-05-24
OSV
linux, linux-raspi2, linux-raspi2-5.3 regression2020-05-28
OSV
linux, linux-aws, linux-aws-5.3, linux-azure, linux-azure-5.3, linux-gcp, linux-gcp-5.3, linux-gke-5.3, linux-hwe, linux-kvm, linux-oracle, linux-oracle-5.3, linux-raspi2 vulnerabilities2020-05-24
OSV
linux, linux-aws, linux-kvm, linux-lts-xenial, linux-raspi2, linux-snapdragon vulnerabilities2020-05-19
OSV
linux-gke-5.0, linux-oem-osp1 vulnerabilities2020-05-19

📋Vendor Advisories

8
Ubuntu
Linux kernel regression2020-05-28
Ubuntu
Linux kernel vulnerabilities2020-05-24
Ubuntu
Linux kernel vulnerabilities2020-05-19
Ubuntu
Linux kernel vulnerabilities2020-05-19
Ubuntu
Linux kernel vulnerabilities2020-04-28

💬Community

2
Bugzilla
CVE-2020-11609 kernel: NULL pointer dereference due to incorrect handling of invalid descriptors in stv06xx subsystem [fedora-all]2020-05-08
Bugzilla
CVE-2020-11609 kernel: NULL pointer dereference due to incorrect handling of invalid descriptors in stv06xx subsystem2020-05-08
CVE-2020-11609 — NULL Pointer Dereference in Kernel | cvebase