ghsa-p435-prrh-xm57
Vulnerability from github
Published
2024-05-14 15:32
Modified
2024-05-14 15:32
Details
In the Linux kernel, the following vulnerability has been resolved:
io_uring/af_unix: disable sending io_uring over sockets
File reference cycles have caused lots of problems for io_uring in the past, and it still doesn't work exactly right and races with unix_stream_read_generic(). The safest fix would be to completely disallow sending io_uring files via sockets via SCM_RIGHT, so there are no possible cycles invloving registered files and thus rendering SCM accounting on the io_uring side unnecessary.
{ "affected": [], "aliases": [ "CVE-2023-52654" ], "database_specific": { "cwe_ids": [], "github_reviewed": false, "github_reviewed_at": null, "nvd_published_at": "2024-05-14T14:23:13Z", "severity": null }, "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nio_uring/af_unix: disable sending io_uring over sockets\n\nFile reference cycles have caused lots of problems for io_uring\nin the past, and it still doesn\u0027t work exactly right and races with\nunix_stream_read_generic(). The safest fix would be to completely\ndisallow sending io_uring files via sockets via SCM_RIGHT, so there\nare no possible cycles invloving registered files and thus rendering\nSCM accounting on the io_uring side unnecessary.", "id": "GHSA-p435-prrh-xm57", "modified": "2024-05-14T15:32:51Z", "published": "2024-05-14T15:32:51Z", "references": [ { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-52654" }, { "type": "WEB", "url": "https://git.kernel.org/stable/c/18824f592aad4124d79751bbc1500ea86ac3ff29" }, { "type": "WEB", "url": "https://git.kernel.org/stable/c/3fe1ea5f921bf5b71cbfdc4469fb96c05936610e" }, { "type": "WEB", "url": "https://git.kernel.org/stable/c/5a33d385eb36991a91e3dddb189d8679e2aac2be" }, { "type": "WEB", "url": "https://git.kernel.org/stable/c/705318a99a138c29a512a72c3e0043b3cd7f55f4" }, { "type": "WEB", "url": "https://git.kernel.org/stable/c/bcedd497b3b4a0be56f3adf7c7542720eced0792" }, { "type": "WEB", "url": "https://git.kernel.org/stable/c/f2f57f51b53be153a522300454ddb3887722fb2c" } ], "schema_version": "1.4.0", "severity": [] }
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Sightings
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Nomenclature
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- Confirmed: The vulnerability is confirmed from an analyst perspective.
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- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.