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CVE-2019-17347
An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to cause a denial of service or gain privileges because a…
High7.8EPSS 0.35%
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to cause a denial of service or gain privileges because a guest can manipulate its virtualised %cr4 in a way that is incompatible with Linux (and possibly other guest kernels).
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.35% · top 71% of all CVEs (6 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Weakness
Affected products
n/a
- affected n/a
References (5)
- http://xenbits.xen.org/xsa/advisory-293.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://xenbits.xen.org/xsa/advisory-293.html (opens in a new tab)x_refsource_MISCx_transferred
- [oss-security] 20191025 Xen Security Advisory 293 v4 (CVE-2019-17347) - x86: PV kernel context switch corruption (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- DSA-4602 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- 20200114 [SECURITY] [DSA 4602-1] xen security update (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2019-17347)Record last updated .