Key Information Vulnerability Type: io_uring multishot issue involving buffer management. Fix Description: During each multishot iteration, more buffers may be acquired; therefore, the kbuf ring state must be refreshed before continuing to wait. Related File: Commit Details: - Author: Pavel Begunkov - Committer: Greg Kroah-Hartman - Commit Time: 2025-01-28 00:55:24 +0000 - Commit Hash: f0ef94553868d07c1b14d7743a7e2553e5a831a3 Reporters: Muhammad Ramdhan, Bing-Jhong Billy Jheng, Jacob Soo Signers: Pavel Begunkov, Jens Axboe, Greg Kroah-Hartman Link: https://lore.kernel.org/r/1bfcc990fe435f1fc6152ca9efebe5eb3e68339c.1738025570.git.asml.silence@gmail.com Code Changes: - Added handling for and in the function, ensuring is called in these cases.