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Post
Linux Kernel Security
linkersec.bsky.social
did:plc:x3tqr4w6ljnzym7r4xn4c5gv
Author exploited a severely-limited OOB side-effect of the bug to corrupt pipe_inode_info->tmp_page and gain a page UAF read/write primitive. Researcher then swapped the private_data and f_cred fields of a signalfd file structure and overwrote the credentials via signalfd_ctx.
2025-05-13T20:33:23.068Z