ghsa-7vjh-prmq-cfm3
Vulnerability from github
Published
2024-03-11 18:31
Modified
2024-06-26 00:31
Details
In the Linux kernel, the following vulnerability has been resolved:
bus: mhi: host: Drop chan lock before queuing buffers
Ensure read and write locks for the channel are not taken in succession by dropping the read lock from parse_xfer_event() such that a callback given to client can potentially queue buffers and acquire the write lock in that process. Any queueing of buffers should be done without channel read lock acquired as it can result in multiple locks and a soft lockup.
[mani: added fixes tag and cc'ed stable]
{ "affected": [], "aliases": [ "CVE-2023-52493" ], "database_specific": { "cwe_ids": [], "github_reviewed": false, "github_reviewed_at": null, "nvd_published_at": "2024-03-11T18:15:16Z", "severity": null }, "details": "In the Linux kernel, the following vulnerability has been resolved:\n\nbus: mhi: host: Drop chan lock before queuing buffers\n\nEnsure read and write locks for the channel are not taken in succession by\ndropping the read lock from parse_xfer_event() such that a callback given\nto client can potentially queue buffers and acquire the write lock in that\nprocess. Any queueing of buffers should be done without channel read lock\nacquired as it can result in multiple locks and a soft lockup.\n\n[mani: added fixes tag and cc\u0027ed stable]", "id": "GHSA-7vjh-prmq-cfm3", "modified": "2024-06-26T00:31:35Z", "published": "2024-03-11T18:31:09Z", "references": [ { "type": "ADVISORY", "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-52493" }, { "type": "WEB", "url": "https://git.kernel.org/stable/c/01bd694ac2f682fb8017e16148b928482bc8fa4b" }, { "type": "WEB", "url": "https://git.kernel.org/stable/c/20a6dea2d1c68d4e03c6bb50bc12e72e226b5c0e" }, { "type": "WEB", "url": "https://git.kernel.org/stable/c/3c5ec66b4b3f6816f3a6161538672e389e537690" }, { "type": "WEB", "url": "https://git.kernel.org/stable/c/6e4c84316e2b70709f0d00c33ba3358d9fc8eece" }, { "type": "WEB", "url": "https://git.kernel.org/stable/c/b8eff20d87092e14cac976d057cb0aea2f1d0830" }, { "type": "WEB", "url": "https://git.kernel.org/stable/c/eaefb9464031215d63c0a8a7e2bfaa00736aa17e" }, { "type": "WEB", "url": "https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html" } ], "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.