libuv io_uring

About this tag
The libuv io_uring tag covers discussions about CVE-2024-22017, a privilege-escalation vulnerability in libuv's io_uring subsystem. This flaw occurs when libuv's io_uring machinery is initialized before a process calls setuid(), allowing the process to retain privileged operations through libuv internals even after attempting to drop privileges. The vulnerability affects Azure Linux and potentially other Microsoft products. Topics include the technical details of the flaw, its impact on privilege separation, and Microsoft's product-scoped attestation regarding affected artifacts.

  1. CVE-2024-22017: Azure Linux Attestation and Microsoft Artifact Risks

    The short answer is: No — Azure Linux is the only Microsoft product Microsoft has publicly attested to include the affected open‑source component for CVE‑2024‑22017, but that attestation is product‑scoped and is not a technical guarantee that no other Microsoft artifacts could contain the same...
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    • azure linux cve 2024 22017 libuv io_uring node.js
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    • Forum: Security Alerts