CVE-2018-7541 (GCVE-0-2018-7541)
Vulnerability from cvelistv5 – Published: 2018-02-27 19:00 – Updated: 2024-08-05 06:31
VLAI
EPSS
VEX
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)
CWE
- n/a
Assigner
References
9 references
| URL | Tags |
|---|---|
| http://www.securityfocus.com/bid/103177 | vdb-entryx_refsource_BID |
| https://security.gentoo.org/glsa/201810-06 | vendor-advisoryx_refsource_GENTOO |
| https://lists.debian.org/debian-lts-announce/2018… | mailing-listx_refsource_MLIST |
| https://xenbits.xen.org/xsa/advisory-255.html | x_refsource_CONFIRM |
| https://lists.debian.org/debian-lts-announce/2018… | mailing-listx_refsource_MLIST |
| http://www.securitytracker.com/id/1040775 | vdb-entryx_refsource_SECTRACK |
| https://www.debian.org/security/2018/dsa-4131 | vendor-advisoryx_refsource_DEBIAN |
| https://support.citrix.com/article/CTX232655 | x_refsource_CONFIRM |
| https://support.citrix.com/article/CTX232096 | x_refsource_CONFIRM |
Date Public
2018-02-27 00:00
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"id": "CVE-2018-7541",
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"source": "Red Hat CSAF VEX",
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"title": "xen: grant table v2 -\u003e v1 transition may crash Xen (XSA-255)",
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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.
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