CVE-2021-3612
High
Description
An out-of-bounds memory write flaw was found in the Linux kernel's joystick devices subsystem in versions before 5.9-rc1, in the way the user calls ioctl JSIOCSBTNMAP. This flaw allows a local user to crash the system or possibly escalate their privileges on the system. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.
SeverityHigh
CVSS7.8
Exploit probability—
Product
Linux Kernel
PublishedJul 9, 2021
First seenJul 9, 2021
Weakness typeCWE-20Improper input validation
How to fix
Update
- linux linux_kernel5.9.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | v < 5.9.0 | 5.9.0 |
| redhat enterprise_linux | 7.0, 8.0 | — |
| fedoraproject fedora | 34 | — |
| debian debian_linux | 9.0 | — |
| oracle communications_cloud_native_core_binding_support_function | 22.1.3 | — |
| oracle communications_cloud_native_core_network_exposure_function | 22.1.1 | — |
| oracle communications_cloud_native_core_policy | 22.2.0 | — |
| netapp cloud_backup | No range specified | — |
| netapp solidfire_baseboard_management_controller_firmware | No range specified | — |
| netapp h300s_firmware | No range specified | — |
| netapp h500s_firmware | No range specified | — |
| netapp h700s_firmware | No range specified | — |
| netapp h300e_firmware | No range specified | — |
| netapp h500e_firmware | No range specified | — |
| netapp h700e_firmware | No range specified | — |
| netapp h410s_firmware | No range specified | — |
| netapp h410c_firmware | No range specified | — |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.