tocsin

Debian/linux: high 7.8

There exists a use-after-free in io_uring in the Linux kernel. Signalfd_poll() and binder_poll() use a waitqueue whose lifetime is the current task. It will send a POLLFREE notification to all waiters

Action: Upgrade linux to 5.17.3-1 or later.

Affected

introducedfixedlast affected
05.17.3-1-

Fixed versions

5.17.3-1

Sources

published · modified · JSON