CVE-2021-47082 | Linux Kernel up to 4.19.279/5.4.239/5.10.135/5.15.11 tun lib/dump_stack.c tun_free_netdev double free

CVE-2021-47082 | Linux Kernel up to 4.19.279/5.4.239/5.10.135/5.15.11 tun lib/dump_stack.c tun_free_netdev double free

A vulnerability classified as problematic has been found in Linux Kernel up to 4.19.279/5.4.239/5.10.135/5.15.11. This affects the function tun_free_netdev in the library lib/dump_stack.c of the component tun. The manipulation leads to double free. This vulnerability is uniquely identified as CVE-2021-47082. Access to the local network is required for this attack to succeed. There is no exploit available. It is recommended to upgrade the affected component.