osv-2022-165
Vulnerability from osv_ossfuzz
Published
2022-02-18 00:00
Modified
2022-04-13 03:04
Summary
Stack-buffer-overflow in fmt::v8::basic_memory_buffer<unsigned int, 32ul, std::__1::allocator<unsigned in
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=44763

Crash type: Stack-buffer-overflow READ 4
Crash state:
fmt::v8::basic_memory_buffer<unsigned int, 32ul, std::__1::allocator<unsigned in
fmt::v8::detail::bigint::square
fmt::v8::detail::bigint::assign_pow10
To clipboard 

{
  "affected": [
    {
      "ecosystem_specific": {
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "fmt",
        "purl": "pkg:generic/fmt"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "161059dd981b18a3f6b9babc922539adc52dab70"
            },
            {
              "fixed": "cbc59ca893f35fcdd82438ef816d16a512d9c7f5"
            }
          ],
          "repo": "https://github.com/fmtlib/fmt.git",
          "type": "GIT"
        }
      ],
      "versions": []
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=44763\n\n```\nCrash type: Stack-buffer-overflow READ 4\nCrash state:\nfmt::v8::basic_memory_buffer\u003cunsigned int, 32ul, std::__1::allocator\u003cunsigned in\nfmt::v8::detail::bigint::square\nfmt::v8::detail::bigint::assign_pow10\n```\n",
  "id": "OSV-2022-165",
  "modified": "2022-04-13T03:04:33.946076Z",
  "published": "2022-02-18T00:00:13.957825Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=44763"
    }
  ],
  "schema_version": "1.2.0",
  "summary": "Stack-buffer-overflow in fmt::v8::basic_memory_buffer\u003cunsigned int, 32ul, std::__1::allocator\u003cunsigned in"
}


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