github - ghsa-6f8f-rchr-mhp3

ghsa-6f8f-rchr-mhp3

Vulnerability from github

Published

2022-05-24 17:24

Modified

2022-05-24 17:24

Severity ?

6.4 (Medium) - CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

Details

In grub2 versions before 2.06 the grub memory allocator doesn't check for possible arithmetic overflows on the requested allocation size. This leads the function to return invalid memory allocations which can be further used to cause possible integrity, confidentiality and availability impacts during the boot process.

Show details on source website

JSON

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{
  "affected": [],
  "aliases": [
    "CVE-2020-14308"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-190"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2020-07-29T20:15:00Z",
    "severity": "HIGH"
  },
  "details": "In grub2 versions before 2.06 the grub memory allocator doesn\u0027t check for possible arithmetic overflows on the requested allocation size. This leads the function to return invalid memory allocations which can be further used to cause possible integrity, confidentiality and availability impacts during the boot process.",
  "id": "GHSA-6f8f-rchr-mhp3",
  "modified": "2022-05-24T17:24:36Z",
  "published": "2022-05-24T17:24:36Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-14308"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1852009"
    },
    {
      "type": "WEB",
      "url": "https://security.gentoo.org/glsa/202104-05"
    },
    {
      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20200731-0008"
    },
    {
      "type": "WEB",
      "url": "https://usn.ubuntu.com/4432-1"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00016.html"
    },
    {
      "type": "WEB",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00017.html"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2020/07/29/3"
    },
    {
      "type": "WEB",
      "url": "http://www.openwall.com/lists/oss-security/2021/09/17/2"
    },
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    },
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      "url": "http://www.openwall.com/lists/oss-security/2021/09/21/1"
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  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

cve-2020-14308

Vulnerability from cvelistv5

Published

2020-07-29 19:03

Modified

2024-08-04 12:39

Severity ?

Summary

References

▼	URL	Tags
	https://bugzilla.redhat.com/show_bug.cgi?id=1852009	x_refsource_MISC
	http://www.openwall.com/lists/oss-security/2020/07/29/3	mailing-list, x_refsource_MLIST
	https://security.netapp.com/advisory/ntap-20200731-0008/	x_refsource_CONFIRM
	https://usn.ubuntu.com/4432-1/	vendor-advisory, x_refsource_UBUNTU
	http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00017.html	vendor-advisory, x_refsource_SUSE
	http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00016.html	vendor-advisory, x_refsource_SUSE
	https://security.gentoo.org/glsa/202104-05	vendor-advisory, x_refsource_GENTOO
	http://www.openwall.com/lists/oss-security/2021/09/17/2	mailing-list, x_refsource_MLIST
	http://www.openwall.com/lists/oss-security/2021/09/17/4	mailing-list, x_refsource_MLIST
	http://www.openwall.com/lists/oss-security/2021/09/21/1	mailing-list, x_refsource_MLIST

Impacted products

Vendor

Product

Version

▼

n/a

Grub

Version: All grub2 versions before 2.06

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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