CVE-2021-47521 | Linux Kernel up to 5.15.7 sja1000 ems_pcmcia_add_card use after free

CVE-2021-47521 | Linux Kernel up to 5.15.7 sja1000 ems_pcmcia_add_card use after free

A vulnerability, which was classified as critical, was found in Linux Kernel up to 5.15.7. Affected is the function ems_pcmcia_add_card of the component sja1000. The manipulation leads to use after free. This vulnerability is traded as CVE-2021-47521. The attack needs to be approached within the local network. There is no exploit available. It is recommended to upgrade the affected component.