ghsa-jj62-6752-r7v7
Vulnerability from github
Published
2024-06-19 15:30
Modified
2024-06-19 15:30
Details
In the Linux kernel, the following vulnerability has been resolved:
xen/blkfront: harden blkfront against event channel storms
The Xen blkfront driver is still vulnerable for an attack via excessive number of events sent by the backend. Fix that by using lateeoi event channels.
This is part of XSA-391
{ "affected": [], "aliases": [ "CVE-2021-47573" ], "database_specific": { "cwe_ids": [], "github_reviewed": false, "github_reviewed_at": null, "nvd_published_at": "2024-06-19T15:15:51Z", "severity": null }, "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nxen/blkfront: harden blkfront against event channel storms\n\nThe Xen blkfront driver is still vulnerable for an attack via excessive\nnumber of events sent by the backend. Fix that by using lateeoi event\nchannels.\n\nThis is part of XSA-391", "id": "GHSA-jj62-6752-r7v7", "modified": "2024-06-19T15:30:54Z", "published": "2024-06-19T15:30:54Z", "references": [ { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-47573" }, { "type": "WEB", "url": "https://git.kernel.org/stable/c/0fd08a34e8e3b67ec9bd8287ac0facf8374b844a" }, { "type": "WEB", "url": "https://git.kernel.org/stable/c/25898389795bd85d8e1520c0c75c3ad906c17da7" }, { "type": "WEB", "url": "https://git.kernel.org/stable/c/269d7124bcfad2558d2329d0fe603ca20b20d3f4" }, { "type": "WEB", "url": "https://git.kernel.org/stable/c/3e04b9e6aa7d77287e70a400be83060d2b7b2cfe" }, { "type": "WEB", "url": "https://git.kernel.org/stable/c/4ed9f5c511ce95cb8db05ff82026ea901f45fd76" }, { "type": "WEB", "url": "https://git.kernel.org/stable/c/5ac3b68b79c9e964dd6f3cf80ff825518e502b79" }, { "type": "WEB", "url": "https://git.kernel.org/stable/c/8ac3b6ee7c9ff2df7c99624bb1235e2e55623825" }, { "type": "WEB", "url": "https://git.kernel.org/stable/c/caf9b51829a50590b84daea924a0fd62d32bc952" } ], "schema_version": "1.4.0", "severity": [] }
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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.