UBUNTU-CVE-2026-46315

In the Linux kernel, the following vulnerability has been resolved: iouring/waitid: clear waitid info before copying it to userspace IORINGOPWAITID stores its result fields in struct iowaitid::info and later copies them to userspace siginfo. The prep path initializes the request arguments, but it...

CVE-2026-46315

The CVE affects the Linux kernel io_uring waitid path. In IORING_OP_WAITID, result fields are stored in io_waitid::info and later copied to userspace siginfo. During prep, info wasn’t initialized; if the wait completes without a child event, the common wait code may skip writing wo_info, yet io_w...

CVE-2026-46315

In the Linux kernel, the following vulnerability has been resolved: iouring/waitid: clear waitid info before copying it to userspace IORINGOPWAITID stores its result fields in struct iowaitid::info and later copies them to userspace siginfo. The prep path initializes the request arguments, but it...