Description (CNA)
An issue was discovered in Xen through 4.11.x on Intel x86 platforms allowing guest OS users to cause a denial of service (host OS hang) because Xen does not work around Intel's mishandling of certain HLE transactions associated with the KACQUIRE instruction prefix.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| n/a / n/a | affected n/a |
CWE
No CWE identifiers supplied.
References
- https://xenbits.xen.org/xsa/advisory-282.html
- https://support.citrix.com/article/CTX239432
- https://www.debian.org/security/2019/dsa-4369
- http://www.securityfocus.com/bid/106182
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00057.html
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00072.html
ADP enrichment
No English description supplied.
- https://xenbits.xen.org/xsa/advisory-282.html
- https://support.citrix.com/article/CTX239432
- https://www.debian.org/security/2019/dsa-4369
- http://www.securityfocus.com/bid/106182
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00057.html
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00072.html