CVE-2025-68283 (GCVE-0-2025-68283)

Vulnerability from cvelistv5 – Published: 2025-12-16 15:06 – Updated: 2026-01-02 15:34
VLAI?
Title
libceph: replace BUG_ON with bounds check for map->max_osd
Summary
In the Linux kernel, the following vulnerability has been resolved: libceph: replace BUG_ON with bounds check for map->max_osd OSD indexes come from untrusted network packets. Boundary checks are added to validate these against map->max_osd. [ idryomov: drop BUG_ON in ceph_get_primary_affinity(), minor cosmetic edits ]
Severity ?
No CVSS data available.
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: f24e9980eb860d8600cbe5ef3d2fd9295320d229 , < 57f5fbae9f1024aba17ff75e00433324115c548a (git)
Affected: f24e9980eb860d8600cbe5ef3d2fd9295320d229 , < becc488a4d864db338ebd4e313aa3c77da24b604 (git)
Affected: f24e9980eb860d8600cbe5ef3d2fd9295320d229 , < e67e3be690f5f7e3b031cf29e8d91e6d02a8e30d (git)
Affected: f24e9980eb860d8600cbe5ef3d2fd9295320d229 , < b4368b7f97014e1015445d61abd0b27c4c6e8424 (git)
Affected: f24e9980eb860d8600cbe5ef3d2fd9295320d229 , < ec3797f043756a94ea2d0f106022e14ac4946c02 (git)
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    Linux Linux Affected: 2.6.34
Unaffected: 0 , < 2.6.34 (semver)
Unaffected: 6.1.159 , ≤ 6.1.* (semver)
Unaffected: 6.6.119 , ≤ 6.6.* (semver)
Unaffected: 6.12.61 , ≤ 6.12.* (semver)
Unaffected: 6.17.11 , ≤ 6.17.* (semver)
Unaffected: 6.18 , ≤ * (original_commit_for_fix)
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{
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          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "net/ceph/osdmap.c"
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              "version": "6.17.11",
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            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
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              "versionType": "original_commit_for_fix"
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        }
      ],
      "cpeApplicability": [
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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\nlibceph: replace BUG_ON with bounds check for map-\u003emax_osd\n\nOSD indexes come from untrusted network packets. Boundary checks are\nadded to validate these against map-\u003emax_osd.\n\n[ idryomov: drop BUG_ON in ceph_get_primary_affinity(), minor cosmetic\n  edits ]"
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-01-02T15:34:47.447Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
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          "url": "https://git.kernel.org/stable/c/57f5fbae9f1024aba17ff75e00433324115c548a"
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        {
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      ],
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  "cveMetadata": {
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    "assignerShortName": "Linux",
    "cveId": "CVE-2025-68283",
    "datePublished": "2025-12-16T15:06:05.355Z",
    "dateReserved": "2025-12-16T14:48:05.291Z",
    "dateUpdated": "2026-01-02T15:34:47.447Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
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  "vulnerability-lookup:meta": {
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  }
}


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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.
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  • 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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