osv-2021-891
Vulnerability from osv_ossfuzz
Published
2021-06-24 00:00
Modified
2022-04-13 03:04
Summary
Heap-buffer-overflow in __cil_cat_expr_range_to_bitmap_helper
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35492

Crash type: Heap-buffer-overflow READ 4
Crash state:
__cil_cat_expr_range_to_bitmap_helper
__cil_expr_to_bitmap
__evaluate_cat_expression
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "selinux"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "982ec302b67f3c7f8df667dadb67352b1e4a6d18"
            },
            {
              "fixed": "8470058934e89d1876b8e034d1ea818bde62b994"
            }
          ],
          "repo": "https://github.com/SELinuxProject/selinux",
          "type": "GIT"
        }
      ],
      "versions": []
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35492\n\n```\nCrash type: Heap-buffer-overflow READ 4\nCrash state:\n__cil_cat_expr_range_to_bitmap_helper\n__cil_expr_to_bitmap\n__evaluate_cat_expression\n```\n",
  "id": "OSV-2021-891",
  "modified": "2022-04-13T03:04:42.328918Z",
  "published": "2021-06-24T00:00:40.542962Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35492"
    }
  ],
  "summary": "Heap-buffer-overflow in __cil_cat_expr_range_to_bitmap_helper"
}


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