CVE-2025-40364 (GCVE-0-2025-40364)

Vulnerability from cvelistv5 – Published: 2025-04-18 13:50 – Updated: 2025-10-11 12:29
VLAI?
Title
io_uring: fix io_req_prep_async with provided buffers
Summary
In the Linux kernel, the following vulnerability has been resolved: io_uring: fix io_req_prep_async with provided buffers io_req_prep_async() can import provided buffers, commit the ring state by giving up on that before, it'll be reimported later if needed.
Severity ?
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: c7fb19428d67dd0a2a78a4f237af01d39c78dc5a , < 233b210a678bddf8b49b02a070074a52b87e6d43 (git)
Affected: c7fb19428d67dd0a2a78a4f237af01d39c78dc5a , < a1b17713b32c75a90132ea2f92b1257f3bbc20f3 (git)
Affected: c7fb19428d67dd0a2a78a4f237af01d39c78dc5a , < b86f1d51731e621e83305dc9564ae14c9ef752bf (git)
Affected: c7fb19428d67dd0a2a78a4f237af01d39c78dc5a , < a94592ec30ff67dc36c424327f1e0a9ceeeb9bd3 (git)
Affected: c7fb19428d67dd0a2a78a4f237af01d39c78dc5a , < 35ae7910c349fb3c60439992e2e0e79061e95382 (git)
Affected: c7fb19428d67dd0a2a78a4f237af01d39c78dc5a , < f0ef94553868d07c1b14d7743a7e2553e5a831a3 (git)
Affected: c7fb19428d67dd0a2a78a4f237af01d39c78dc5a , < d63b0e8a628e62ca85a0f7915230186bb92f8bb4 (git)
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    Linux Linux Affected: 5.19
Unaffected: 0 , < 5.19 (semver)
Unaffected: 6.1.129 , ≤ 6.1.* (semver)
Unaffected: 6.6.78 , ≤ 6.6.* (semver)
Unaffected: 6.12.14 , ≤ 6.12.* (semver)
Unaffected: 6.13.3 , ≤ 6.13.* (semver)
Unaffected: 6.14 , ≤ * (original_commit_for_fix)
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{
  "containers": {
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        {
          "defaultStatus": "unaffected",
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          "programFiles": [
            "io_uring/io_uring.c"
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          "vendor": "Linux",
          "versions": [
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              "version": "5.19"
            },
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              "status": "unaffected",
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              "versionType": "semver"
            },
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              "status": "unaffected",
              "version": "6.6.78",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.12.*",
              "status": "unaffected",
              "version": "6.12.14",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "6.13.*",
              "status": "unaffected",
              "version": "6.13.3",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "6.14",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
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                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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              "negate": false,
              "operator": "OR"
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      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nio_uring: fix io_req_prep_async with provided buffers\n\nio_req_prep_async() can import provided buffers, commit the ring state\nby giving up on that before, it\u0027ll be reimported later if needed."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-10-11T12:29:35.640Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/233b210a678bddf8b49b02a070074a52b87e6d43"
        },
        {
          "url": "https://git.kernel.org/stable/c/a1b17713b32c75a90132ea2f92b1257f3bbc20f3"
        },
        {
          "url": "https://git.kernel.org/stable/c/b86f1d51731e621e83305dc9564ae14c9ef752bf"
        },
        {
          "url": "https://git.kernel.org/stable/c/a94592ec30ff67dc36c424327f1e0a9ceeeb9bd3"
        },
        {
          "url": "https://git.kernel.org/stable/c/35ae7910c349fb3c60439992e2e0e79061e95382"
        },
        {
          "url": "https://git.kernel.org/stable/c/f0ef94553868d07c1b14d7743a7e2553e5a831a3"
        },
        {
          "url": "https://git.kernel.org/stable/c/d63b0e8a628e62ca85a0f7915230186bb92f8bb4"
        }
      ],
      "title": "io_uring: fix io_req_prep_async with provided buffers",
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  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2025-40364",
    "datePublished": "2025-04-18T13:50:24.257Z",
    "dateReserved": "2025-04-16T07:20:57.187Z",
    "dateUpdated": "2025-10-11T12:29:35.640Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}


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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • 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.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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