github - ghsa-rw7x-4625-rjj4

ghsa-rw7x-4625-rjj4

Vulnerability from github

Published

2022-05-13 01:47

Modified

2022-05-13 01:47

Severity ?

7.0 (High) - CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

** DISPUTED ** The disas_insn function in target/i386/translate.c in QEMU before 2.9.0, when TCG mode without hardware acceleration is used, does not limit the instruction size, which allows local users to gain privileges by creating a modified basic block that injects code into a setuid program, as demonstrated by procmail. NOTE: the vendor has stated "this bug does not violate any security guarantees QEMU makes."

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{
  "affected": [],
  "aliases": [
    "CVE-2017-8284"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-94"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2017-04-26T14:59:00Z",
    "severity": "HIGH"
  },
  "details": "** DISPUTED ** The disas_insn function in target/i386/translate.c in QEMU before 2.9.0, when TCG mode without hardware acceleration is used, does not limit the instruction size, which allows local users to gain privileges by creating a modified basic block that injects code into a setuid program, as demonstrated by procmail. NOTE: the vendor has stated \"this bug does not violate any security guarantees QEMU makes.\"",
  "id": "GHSA-rw7x-4625-rjj4",
  "modified": "2022-05-13T01:47:26Z",
  "published": "2022-05-13T01:47:26Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2017-8284"
    },
    {
      "type": "WEB",
      "url": "https://github.com/qemu/qemu/commit/30663fd26c0307e414622c7a8607fbc04f92ec14"
    },
    {
      "type": "WEB",
      "url": "https://bugs.chromium.org/p/project-zero/issues/detail?id=1122"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}

cve-2017-8284

Vulnerability from cvelistv5

Published

2017-04-26 14:00

Modified

2024-09-16 18:03

Severity ?

Summary

The disas_insn function in target/i386/translate.c in QEMU before 2.9.0, when TCG mode without hardware acceleration is used, does not limit the instruction size, which allows local users to gain privileges by creating a modified basic block that injects code into a setuid program, as demonstrated by procmail. NOTE: the vendor has stated "this bug does not violate any security guarantees QEMU makes.

References

▼	URL	Tags
	https://bugs.chromium.org/p/project-zero/issues/detail?id=1122	x_refsource_MISC
	https://github.com/qemu/qemu/commit/30663fd26c0307e414622c7a8607fbc04f92ec14	x_refsource_MISC

Impacted products

Vendor

Product

Version

▼

n/a

Version: n/a

Show details on NVD website

JSON

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          "dateUpdated": "2024-08-05T16:34:22.606Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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        "references": [
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            "tags": [
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              "x_transferred"
            ],
            "url": "https://bugs.chromium.org/p/project-zero/issues/detail?id=1122"
          },
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            "tags": [
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            ],
            "url": "https://github.com/qemu/qemu/commit/30663fd26c0307e414622c7a8607fbc04f92ec14"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
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      "providerMetadata": {
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      },
      "references": [
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          "url": "https://github.com/qemu/qemu/commit/30663fd26c0307e414622c7a8607fbc04f92ec14"
        }
      ],
      "tags": [
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      ],
      "x_legacyV4Record": {
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          "ASSIGNER": "cve@mitre.org",
          "ID": "CVE-2017-8284",
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  "cveMetadata": {
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    "datePublished": "2017-04-26T14:00:00Z",
    "dateReserved": "2017-04-26T00:00:00Z",
    "dateUpdated": "2024-09-16T18:03:56.866Z",
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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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