Overview
About vulnerability
In the Linux kernel, the following vulnerability has been resolved:
sh: intc: Fix use-after-free bug in register_intc_controller()
In the error handling for this function, d is freed without ever removing it from intc_list which would lead to a use after free. To fix this, let’s only add it to the list after everything has succeeded.
Details
- Affected product:
- AlmaLinux 9.2 ESU , CentOS 6 ELS , CentOS 7 ELS , CentOS 8.4 ELS , CentOS 8.5 ELS , CentOS Stream 8 ELS , CloudLinux 6 ELS , CloudLinux 7 ELS , Oracle Linux 6 ELS , Oracle Linux 7 ELS , RHEL 7 ELS , Ubuntu 16.04 ELS , Ubuntu 18.04 ELS
- Affected packages:
- linux @ 4.15.0 (+15 more)
In the Linux kernel, the following vulnerability has been resolved:
sh: intc: Fix use-after-free bug in register_intc_controller()
In the error handling for this function, d is freed without ever removing it from intc_list which would lead to a use after free. To fix this, let’s only add it to the list after everything has succeeded.