Vulnerability-Lookup

JVNDB-2022-002017

Vulnerability from jvndb - Published: 2022-07-14 06:59 - Updated:2024-06-14 08:53

Severity

6.6 (Medium) - cvssV3_0 - CVSS:3.0/AV:P/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Summary

U-Boot squashfs filesystem implementation vulnerable to heap-based buffer overflow

Details

U-Boot is a boot loader for multiple platforms, and squashfs filesystem feature is provided since v2020.10-rc2 (commit c5100613). squashfs filesystem implementation of U-Boot contains a heap-based buffer overflow vulnerability (CWE-122) due to a defect in the metadata reading process. Tatsuhiko Yasumatsu of Sony Corporation reported this vulnerability to JPCERT/CC. JPCERT/CC coordinated between the reporter and the developer.

References

Type

URL

	JVN	https://jvn.jp/en/vu/JVNVU97846460/index.html
	CVE	https://www.cve.org/CVERecord?id=CVE-2022-33967
	NVD	https://nvd.nist.gov/vuln/detail/CVE-2022-33967
	Heap-based Buffer Overflow(CWE-122)	https://cwe.mitre.org/data/definitions/122.html

Impacted products

Vendor

Product

DENX Software Engineering

U-Boot

Show details on JVN DB website

JSON

To clipboard

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  "@rdf:about": "https://jvndb.jvn.jp/en/contents/2022/JVNDB-2022-002017.html",
  "dc:date": "2024-06-14T17:53+09:00",
  "dcterms:issued": "2022-07-14T15:59+09:00",
  "dcterms:modified": "2024-06-14T17:53+09:00",
  "description": "U-Boot is a boot loader for multiple platforms, and squashfs filesystem feature is provided since v2020.10-rc2 (commit c5100613). squashfs filesystem implementation of U-Boot contains a heap-based buffer overflow vulnerability (CWE-122) due to a defect in the metadata reading process.\r\n\r\nTatsuhiko Yasumatsu of Sony Corporation reported this vulnerability to JPCERT/CC.\r\nJPCERT/CC coordinated between the reporter and the developer.",
  "link": "https://jvndb.jvn.jp/en/contents/2022/JVNDB-2022-002017.html",
  "sec:cpe": {
    "#text": "cpe:/a:denx:u-boot",
    "@product": "U-Boot",
    "@vendor": "DENX Software Engineering",
    "@version": "2.2"
  },
  "sec:cvss": {
    "@score": "6.6",
    "@severity": "Medium",
    "@type": "Base",
    "@vector": "CVSS:3.0/AV:P/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
    "@version": "3.0"
  },
  "sec:identifier": "JVNDB-2022-002017",
  "sec:references": [
    {
      "#text": "https://jvn.jp/en/vu/JVNVU97846460/index.html",
      "@id": "JVNVU#97846460",
      "@source": "JVN"
    },
    {
      "#text": "https://www.cve.org/CVERecord?id=CVE-2022-33967",
      "@id": "CVE-2022-33967",
      "@source": "CVE"
    },
    {
      "#text": "https://nvd.nist.gov/vuln/detail/CVE-2022-33967",
      "@id": "CVE-2022-33967",
      "@source": "NVD"
    },
    {
      "#text": "https://cwe.mitre.org/data/definitions/122.html",
      "@id": "CWE-122",
      "@title": "Heap-based Buffer Overflow(CWE-122)"
    }
  ],
  "title": "U-Boot squashfs filesystem implementation vulnerable to heap-based buffer overflow"
}

CVE-2022-33967 (GCVE-0-2022-33967)

Vulnerability from cvelistv5 – Published: 2022-07-20 06:15 – Updated: 2025-11-03 19:27

Summary

squashfs filesystem implementation of U-Boot versions from v2020.10-rc2 to v2022.07-rc5 contains a heap-based buffer overflow vulnerability due to a defect in the metadata reading process. Loading a specially crafted squashfs image may lead to a denial-of-service (DoS) condition or arbitrary code execution.

Severity

No CVSS data available.

CWE

Denial-of-service (DoS)

Assigner

jpcert jpcert root

References

5 references

URL	Tags
https://www.denx.de/project/u-boot/	x_refsource_MISC
https://lists.denx.de/pipermail/u-boot/2022-June/…	x_refsource_MISC
https://source.denx.de/u-boot/u-boot/-/commit/7f7…	x_refsource_MISC
https://jvn.jp/en/vu/JVNVU97846460/index.html	x_refsource_MISC
https://lists.debian.org/debian-lts-announce/2025…

Impacted products

1 product

Vendor	Product	Version
DENX Software Engineering	U-Boot	Affected: versions from v2020.10-rc2 to v2022.07-rc5

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.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.