osv-2020-1016
Vulnerability from osv_ossfuzz
Published
2020-07-22 21:49
Modified
2022-04-13 03:04
Summary
UNKNOWN READ in blosc_run_decompression_with_context
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=23717

Crash type: UNKNOWN READ
Crash state:
blosc_run_decompression_with_context
blosc_decompress
fuzz_decompress.c
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "fixed_range": "47574561c110f8065d64affc43df744ec236b04b:af587e54bc8fd6019585d9a6d001b62a2fc240a1",
        "introduced_range": "unknown:47574561c110f8065d64affc43df744ec236b04b",
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "c-blosc2"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "47574561c110f8065d64affc43df744ec236b04b"
            },
            {
              "fixed": "af587e54bc8fd6019585d9a6d001b62a2fc240a1"
            }
          ],
          "repo": "https://github.com/Blosc/c-blosc2.git",
          "type": "GIT"
        }
      ],
      "versions": []
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=23717\n\n```\nCrash type: UNKNOWN READ\nCrash state:\nblosc_run_decompression_with_context\nblosc_decompress\nfuzz_decompress.c\n```\n",
  "id": "OSV-2020-1016",
  "modified": "2022-04-13T03:04:40.408281Z",
  "published": "2020-07-22T21:49:40.191894Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=23717"
    }
  ],
  "summary": "UNKNOWN READ in blosc_run_decompression_with_context"
}


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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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