github - ghsa-wp32-4vw5-mw9c

GHSA-WP32-4VW5-MW9C

Vulnerability from github – Published: 2022-05-24 22:01 – Updated: 2022-05-24 22:01

Details

A flaw was found in newlib in versions prior to 4.0.0. Improper overflow validation in the memory allocation functions mEMALIGn, pvALLOc, nano_memalign, nano_valloc, nano_pvalloc could case an integer overflow, leading to an allocation of a small buffer and then to a heap-based buffer overflow.

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{
  "affected": [],
  "aliases": [
    "CVE-2021-3420"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-120"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2021-03-05T21:15:00Z",
    "severity": "CRITICAL"
  },
  "details": "A flaw was found in newlib in versions prior to 4.0.0. Improper overflow validation in the memory allocation functions mEMALIGn, pvALLOc, nano_memalign, nano_valloc, nano_pvalloc could case an integer overflow, leading to an allocation of a small buffer and then to a heap-based buffer overflow.",
  "id": "GHSA-wp32-4vw5-mw9c",
  "modified": "2022-05-24T22:01:28Z",
  "published": "2022-05-24T22:01:28Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2021-3420"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1934088"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AEBF6YHWFNCBW5A2ENSQ3Z56ELF4MTRE"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AMK54N6UOPBFFX2YT32TWSAEFTHGSKAA"
    },
    {
      "type": "WEB",
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LSQZEUANAWBBAOC4TF5PTPJVLMUR7SFD"
    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2021-3420 (GCVE-0-2021-3420)

Vulnerability from cvelistv5 – Published: 2021-03-05 19:19 – Updated: 2024-08-03 16:53

Summary

Severity ?

No CVSS data available.

CWE

CWE-190 - >CWE-120

Assigner

redhat

References

URL

Tags

	https://bugzilla.redhat.com/show_bug.cgi?id=1934088	x_refsource_MISC
	https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
	https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA
	https://lists.fedoraproject.org/archives/list/pac…	vendor-advisoryx_refsource_FEDORA

Impacted products

	Vendor	Product	Version
	n/a	newlib	Affected: newlib versions prior to 4.0.0

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JSON

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        ],
        "title": "CVE Program Container"
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    ],
    "cna": {
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Sightings

Author	Source	Type	Date

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.

Action not permitted

GHSA-WP32-4VW5-MW9C

CVE-2021-3420 (GCVE-0-2021-3420)

Tags

Sightings

Nomenclature