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CVE-2018-7541 (GCVE-0-2018-7541)

Vulnerability from cvelistv5 – Published: 2018-02-27 19:00 – Updated: 2024-08-05 06:31
VLAI
Summary
An issue was discovered in Xen through 4.10.x allowing guest OS users to cause a denial of service (hypervisor crash) or gain privileges by triggering a grant-table transition from v2 to v1.
Severity
8.8 (High)
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
CWE
  • n/a
Assigner
References
Date Public
2018-02-27 00:00
Show details on NVD website
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    "redhat_vex": {
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      "current_release_date": "2025-11-21T16:37:19+00:00",
      "cve": "CVE-2018-7541",
      "id": "CVE-2018-7541",
      "initial_release_date": "2018-02-27T00:00:00+00:00",
      "product_status:known_not_affected": "1",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "xen: grant table v2 -\u003e v1 transition may crash Xen (XSA-255)",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2018/cve-2018-7541.json",
      "version": "3"
    },
    "suse_vex": {
      "aggregate_severity": "moderate",
      "current_release_date": "2026-08-27T01:20:56Z",
      "cve": "CVE-2018-7541",
      "id": "CVE-2018-7541",
      "initial_release_date": "2023-02-15T04:29:37Z",
      "product_status:known_affected": "352",
      "product_status:known_not_affected": "110",
      "product_status:recommended": "449",
      "source": "SUSE CSAF VEX",
      "status": "interim",
      "title": "SUSE CVE CVE-2018-7541",
      "url": "https://ftp.suse.com/pub/projects/security/csaf-vex/cve-2018-7541.json",
      "version": "37"
    }
  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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.


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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.