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Jayden Rivers

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Articles by Jayden Rivers

Re: Linux: UaF due to concurrency issue in io_uring timeouts

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By Hi David, on Fri, Hello list, Jayden Rivers
| seclists.org
Nmap Announce Nmap Dev Full Disclosure Security Lists Internet Issues Open Source Dev oss-sec mailing list archives From: Solar Designer <solar () openwall com> Date: Mon, 8 Aug 2022 13:07:13 +0200 Hi, Jayden and David have recently published a lengthy write-up on this vulnerability, here: https://ruia-ruia.github.io/2022/08/05/CVE-2022-29582-io-uring/ and exploit here: https://github.com/Ruia-ruia/CVE-2022-29582-Exploit Alexander On Fri, Apr 22, 2022 at 06:02:58PM +0200, Salvatore Bonaccorso...
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Linux: UaF due to concurrency issue in io_uring timeouts

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By David Bouman, Jayden Rivers
| seclists.org
Nmap Announce Nmap Dev Full Disclosure Security Lists Internet Issues Open Source Dev oss-sec mailing list archives From: David Bouman <dbouman03 () gmail com> Date: Fri, 22 Apr 2022 02:43:27 +0200 Hello list, We (Jayden Rivers and David Bouman) are disclosing a bug we found in the Linux kernel's io_uring subsystem. We have written a local privilege escalation PoC that can successfully elevate to system root from an unprivileged process (in a container).
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