CVE-2026-53306 | Linux Kernel up to 7.0.9 tty hvc_iucv_table[] off-by-one

June 26, 2026 Yanac

A vulnerability was found in Linux Kernel up to 7.0.9. It has been declared as critical. This vulnerability affects unknown code of the component tty. Such manipulation of the argument hvc_iucv_table[] leads to off-by-one.

This vulnerability is documented as CVE-2026-53306. The attack requires being on the local network. There is not any exploit available.

It is recommended to upgrade the affected component.VulDB Recent EntriesRead More