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).
References
Link | Resource |
---|---|
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 |
History
No history.
MITRE Information
Status: PUBLISHED
Assigner: mitre
Published: 2019-10-08T00:02:04
Updated: 2020-01-14T22:06:24
Reserved: 2019-10-07T00:00:00
Link: CVE-2019-17347
JSON object: View
NVD Information
Status : Analyzed
Published: 2019-10-08T01:15:10.890
Modified: 2023-02-03T20:26:40.097
Link: CVE-2019-17347
JSON object: View
Redhat Information
No data.
CWE