CVE-2026-80811

CVE-2026-80811 is a memory leak in the Linux kernel's io_uring/cmd subsystem. An io_async_cmd carries an iovec array that is allocated when the vector must grow and retained across recycling via ctx->cmd_cache. On two code paths, the iovec is never freed: io_req_uring_cleanup() only clears the...

PT-2026-85652

In the Linux kernel, the following vulnerability has been resolved: io uring/cmd: fix iovec leak when the async cmd is not recycled An io async cmd carries an iovec array in -vec.iovec, allocated when the vec has to grow and kept across recycling through ctx-cmd cache. On two paths nothing frees ...