CVE-2025-40259 (GCVE-0-2025-40259)

Vulnerability from cvelistv5 – Published: 2025-12-04 16:08 – Updated: 2025-12-04 16:08
VLAI?
Summary
In the Linux kernel, the following vulnerability has been resolved: scsi: sg: Do not sleep in atomic context sg_finish_rem_req() calls blk_rq_unmap_user(). The latter function may sleep. Hence, call sg_finish_rem_req() with interrupts enabled instead of disabled.
Severity ?
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: 97d27b0dd015e980ade63fda111fd1353276e28b , < 11eeee00c94d770d4e45364060b5f1526dfe567b (git)
Affected: 97d27b0dd015e980ade63fda111fd1353276e28b , < b343cee5df7e750d9033fba33e96fc4399fa88a5 (git)
Affected: 97d27b0dd015e980ade63fda111fd1353276e28b , < b2c0340cfa25c5c1f65e8590cc1a2dc97d14ef0f (git)
Affected: 97d27b0dd015e980ade63fda111fd1353276e28b , < 6983d8375c040bb449d2187f4a57a20de01244fe (git)
Affected: 97d27b0dd015e980ade63fda111fd1353276e28b , < 90449f2d1e1f020835cba5417234636937dd657e (git)
Affected: 8d1f3b474a89b42f957ba3bae959dd3cd16531ca (git)
Affected: fa55ef3f803fc7c20be0ab809e6278c31febd875 (git)
Affected: 6af37613289cfd32516ada47e444b48a638829c8 (git)
Affected: 4a8e8e0af9a520a685e0ab2d489327d5220d7ce2 (git)
Affected: ae9b6ae2e77947534e255903627cc62746ea77e2 (git)
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    Linux Linux Affected: 4.12
Unaffected: 0 , < 4.12 (semver)
Unaffected: 5.4.302 , ≤ 5.4.* (semver)
Unaffected: 6.6.118 , ≤ 6.6.* (semver)
Unaffected: 6.12.60 , ≤ 6.12.* (semver)
Unaffected: 6.17.10 , ≤ 6.17.* (semver)
Unaffected: 6.18 , ≤ * (original_commit_for_fix)
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{
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            {
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              "versionType": "original_commit_for_fix"
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      ],
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      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: sg: Do not sleep in atomic context\n\nsg_finish_rem_req() calls blk_rq_unmap_user(). The latter function may\nsleep. Hence, call sg_finish_rem_req() with interrupts enabled instead\nof disabled."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-12-04T16:08:19.904Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
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        {
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      "title": "scsi: sg: Do not sleep in atomic context",
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    "cveId": "CVE-2025-40259",
    "datePublished": "2025-12-04T16:08:19.904Z",
    "dateReserved": "2025-04-16T07:20:57.182Z",
    "dateUpdated": "2025-12-04T16:08:19.904Z",
    "state": "PUBLISHED"
  },
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  }
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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