CVE-2026-53191 io_uring/net: inherit IORING_CQE_F_BUF_MORE across bundle recv retries

In the Linux kernel, the following vulnerability has been resolved: iouring/net: inherit IORINGCQEFBUFMORE across bundle recv retries When a bundle recv retries inside iorecvfinish, the merge logic OR the saved cflags from the previous iteration with the cflags returned by the new iteration: cfla...

PT-2026-52287

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the io uring/net component where the IORING CQE F BUF MORE flag is not correctly inherited across bundle recv retries within the io recv finish function. When using...

CVE-2026-53191: Incorrect Calculation

In the Linux kernel, the following vulnerability has been resolved: iouring/net: inherit IORINGCQEFBUFMORE across bundle recv retries When a bundle recv retries inside iorecvfinish, the merge logic OR the saved cflags from the previous iteration with the cflags returned by the new iteration: cfla...