Overview
About vulnerability
In the Linux kernel, the following vulnerability has been resolved:
gpio: grgpio: Add NULL check in grgpio_probe
devm_kasprintf() can return a NULL pointer on failure,but this returned value in grgpio_probe is not checked. Add NULL check in grgpio_probe, to handle kernel NULL pointer dereference error.
Details
- Affected product:
- AlmaLinux 9.2 ESU , CentOS 8.4 ELS , CentOS 8.5 ELS , CentOS Stream 8 ELS , Oracle Linux 7 ELS , Ubuntu 16.04 ELS , Ubuntu 18.04 ELS
- Affected packages:
- kernel @ 4.18.0 (+8 more)
In the Linux kernel, the following vulnerability has been resolved:
gpio: grgpio: Add NULL check in grgpio_probe
devm_kasprintf() can return a NULL pointer on failure,but this returned value in grgpio_probe is not checked. Add NULL check in grgpio_probe, to handle kernel NULL pointer dereference error.