github - ghsa-vqgg-ch69-x69v

ghsa-vqgg-ch69-x69v

Vulnerability from github

Published

2022-05-24 17:34

Modified

2022-05-24 17:34

Details

A slab-out-of-bounds read in fbcon in the Linux kernel before 5.9.7 could be used by local attackers to read privileged information or potentially crash the kernel, aka CID-3c4e0dff2095. This occurs because KD_FONT_OP_COPY in drivers/tty/vt/vt.c can be used for manipulations such as font height.

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{
  "affected": [],
  "aliases": [
    "CVE-2020-28974"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-125"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2020-11-20T18:15:00Z",
    "severity": "HIGH"
  },
  "details": "A slab-out-of-bounds read in fbcon in the Linux kernel before 5.9.7 could be used by local attackers to read privileged information or potentially crash the kernel, aka CID-3c4e0dff2095. This occurs because KD_FONT_OP_COPY in drivers/tty/vt/vt.c can be used for manipulations such as font height.",
  "id": "GHSA-vqgg-ch69-x69v",
  "modified": "2022-05-24T17:34:40Z",
  "published": "2022-05-24T17:34:40Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2020-28974"
    },
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    },
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      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3c4e0dff2095c579b142d5a0693257f1c58b4804"
    },
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    },
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    },
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    }
  ],
  "schema_version": "1.4.0",
  "severity": []
}

CVE-2020-28974 (GCVE-0-2020-28974)

Vulnerability from cvelistv5

Published

2020-11-20 17:49

Modified

2024-08-04 16:48

Severity ?

CWE

n/a

Summary

A slab-out-of-bounds read in fbcon in the Linux kernel before 5.9.7 could be used by local attackers to read privileged information or potentially crash the kernel, aka CID-3c4e0dff2095. This occurs because KD_FONT_OP_COPY in drivers/tty/vt/vt.c can be used for manipulations such as font height.

References

URL

Tags

	https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3c4e0dff2095c579b142d5a0693257f1c58b4804	x_refsource_MISC
	https://seclists.org/oss-sec/2020/q4/104	x_refsource_MISC
	https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.9.7	x_refsource_MISC
	http://www.openwall.com/lists/oss-security/2020/11/25/1	mailing-list, x_refsource_MLIST
	https://lists.debian.org/debian-lts-announce/2020/12/msg00015.html	mailing-list, x_refsource_MLIST
	https://lists.debian.org/debian-lts-announce/2020/12/msg00027.html	mailing-list, x_refsource_MLIST
	https://security.netapp.com/advisory/ntap-20210108-0003/	x_refsource_CONFIRM

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

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