CVEvulnerability
CVE-2019-17347
7.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2019-10-08
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.8 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 4.6 MEDIUM — AV:L/AC:L/Au:N/C:P/I:P/A:P
- Weaknesses
- CWE-20
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).
Affected configurations
• xen xen (>= 4.1.0 <= 4.11.2)
• debian debian linux 9.0
• debian debian linux 10.0
Related
Weakness · CWE (1)
- CWE-20 Improper Input Validation weakness
References
- http://www.openwall.com/lists/oss-security/2019/10/25/8 Mailing List
- http://xenbits.xen.org/xsa/advisory-293.html Patch, Vendor Advisory
- https://seclists.org/bugtraq/2020/Jan/21 Mailing List, Third Party Advisory
- https://www.debian.org/security/2020/dsa-4602 Third Party Advisory
- https://xenbits.xen.org/xsa/advisory-293.html Vendor Advisory
- http://www.openwall.com/lists/oss-security/2019/10/25/8 Mailing List
- http://xenbits.xen.org/xsa/advisory-293.html Patch, Vendor Advisory
- https://seclists.org/bugtraq/2020/Jan/21 Mailing List, Third Party Advisory
- https://www.debian.org/security/2020/dsa-4602 Third Party Advisory
- https://xenbits.xen.org/xsa/advisory-293.html Vendor Advisory