Published: 09/12/2023 Updated: 08/01/2024

CVSS v3 Base Score: 5.5 | Impact Score: 3.6 | Exploitability Score: 1.8

VMScore: 0

An out-of-bounds memory access flaw was found in the io_uring SQ/CQ rings functionality in the Linux kernel. This issue could allow a local user to crash the system.

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linux linux kernel 6.7
linux linux kernel

DescriptionAn out-of-bounds memory access flaw was found in the io_uring SQ/CQ rings functionality in the Linux kernel This issue could allow a local user to crash the systemAn out-of-bounds memory access flaw was found in the io_uring SQ/CQ rings functionality in the Linux kernel This issue could allow a local user to crash the system ...

__io_uaddr_map() in io_uring suffers from dangerous handling of the multi-page region ...

CWE-119 https://access.redhat.com/security/cve/CVE-2023-6560 https://bugzilla.redhat.com/show_bug.cgi?id=2253249 https://patchwork.kernel.org/project/io-uring/patch/20231130194633.649319-2-axboe@kernel.dk/https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UCQIPFUQXKXRCH5Y4RP3C5NK4IHNBNVK/https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AU4NHBDEDLRW33O76Y6LFECEYNQET5GZ/http://packetstormsecurity.com/files/176405/io_uring-__io_uaddr_map-Dangerous-Multi-Page-Handling.html https://nvd.nist.gov https://packetstormsecurity.com/files/176405/io_uring-__io_uaddr_map-Dangerous-Multi-Page-Handling.html https://access.redhat.com/security/cve/cve-2023-6560

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CVE-2023-6560

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