Date: Mon, 08 Aug 2022 14:20:53 +0200 From: Florian Weimer <fweimer@...hat.com> To: Solar Designer <solar@...nwall.com> Cc: oss-security@...ts.openwall.com, Dipanjan Das <mail.dipanjan.das@...il.com>, Dylan Yudaken <dylany@...com>, Jens Axboe <axboe@...nel.dk> Subject: Re: Linux kernel: io_uring: free of unallocated buffer list in io_register_pbuf_ring() * Solar Designer: > I think this wasn't reported in here before, and has no CVE ID? > > Writeup in Chinese dated July 29: > > https://dawnslab.jd.com/linux-5.19-rc2_pbuf_ring_0day/ > > Fix dated July 21, per the writeup included in 5.19-rc8: > > https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ec8516f3b7c40ba7050e6b3a32467e9de451ecdf > > Per the Fixes tag, the bug was introduced in May, in: > > https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=c7fb19428d67 Wasn't this introduced and fixed during 5.19 development? In those cases, no CVE assignment is expected. Thanks, Florian
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