Vulnerability-Lookup

ubuntu-cve-2021-36977

Vulnerability from osv_ubuntu

Published

2021-07-20 07:15

Modified

2026-04-22 07:40

Summary

Details

matio (aka MAT File I/O Library) 1.5.20 and 1.5.21 has a heap-based buffer overflow in H5MM_memcpy (called from H5MM_malloc and H5C_load_entry), related to use of HDF5 1.12.0.

Severity

6.5 (Medium)


                    
                      CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

N/A (UNKNOWN)


                    
                      medium

References

URL

Type

	https://ubuntu.com/security/CVE-2021-36977	REPORT
	https://github.com/google/oss-fuzz-vulns/blob/mai…	REPORT
	https://bugs.chromium.org/p/oss-fuzz/issues/detai…	REPORT
	https://www.cve.org/CVERecord?id=CVE-2021-36977	REPORT

JSON

To clipboard

{
  "affected": [
    {
      "ecosystem_specific": {
        "binaries": [
          {
            "binary_name": "libmatio11",
            "binary_version": "1.5.21-1ubuntu0.1~esm1"
          },
          {
            "binary_name": "matio-tools",
            "binary_version": "1.5.21-1ubuntu0.1~esm1"
          }
        ]
      },
      "package": {
        "ecosystem": "Ubuntu:Pro:22.04:LTS",
        "name": "libmatio",
        "purl": "pkg:deb/ubuntu/libmatio@1.5.21-1ubuntu0.1~esm1?arch=source\u0026distro=esm-apps/jammy"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ],
      "versions": [
        "1.5.19-2",
        "1.5.21-1",
        "1.5.21-1ubuntu0.1~esm1"
      ]
    }
  ],
  "aliases": [],
  "details": "matio (aka MAT File I/O Library) 1.5.20 and 1.5.21 has a heap-based buffer overflow in H5MM_memcpy (called from H5MM_malloc and H5C_load_entry), related to use of HDF5 1.12.0.",
  "id": "UBUNTU-CVE-2021-36977",
  "modified": "2026-04-22T07:40:06Z",
  "published": "2021-07-20T07:15:00Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://ubuntu.com/security/CVE-2021-36977"
    },
    {
      "type": "REPORT",
      "url": "https://github.com/google/oss-fuzz-vulns/blob/main/vulns/matio/OSV-2021-440.yaml"
    },
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=31265"
    },
    {
      "type": "REPORT",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-36977"
    }
  ],
  "related": [],
  "schema_version": "1.7.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    },
    {
      "score": "medium",
      "type": "Ubuntu"
    }
  ],
  "upstream": [
    "CVE-2021-36977"
  ]
}

CVE-2021-36977 (GCVE-0-2021-36977)

Vulnerability from cvelistv5 – Published: 2021-07-20 06:48 – Updated: 2024-08-04 01:09

Summary

matio (aka MAT File I/O Library) 1.5.20 and 1.5.21 has a heap-based buffer overflow in H5MM_memcpy (called from H5MM_malloc and H5C_load_entry), related to use of HDF5 1.12.0.

Severity

No CVSS data available.

CWE

Assigner

mitre

References

5 references

URL	Tags
https://github.com/google/oss-fuzz-vulns/blob/mai…	x_refsource_MISC
https://bugs.chromium.org/p/oss-fuzz/issues/detai…	x_refsource_MISC
https://github.com/google/oss-fuzz-vulns/commit/3…	x_refsource_MISC
https://github.com/HDFGroup/hdf5/issues/272	x_refsource_MISC
https://github.com/google/oss-fuzz/issues/4999	x_refsource_MISC

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date	Other

Nomenclature

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.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.

Action not permitted

ubuntu-cve-2021-36977

Vulnerability from osv_ubuntu

CVE-2021-36977 (GCVE-0-2021-36977)

Tags

Sightings

Nomenclature