An issue was discovered in Xen through 4.10.x allowing x86 HVM guest OS users to cause a denial of service (host OS infinite loop) in situations where a QEMU device model attempts to make invalid transitions between states of a request.
Weakness
The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Debian_linux | Debian | 7.0 (including) | 7.0 (including) |
| Debian_linux | Debian | 8.0 (including) | 8.0 (including) |
| Debian_linux | Debian | 9.0 (including) | 9.0 (including) |
| Xen | Ubuntu | artful | * |
| Xen | Ubuntu | cosmic | * |
| Xen | Ubuntu | disco | * |
| Xen | Ubuntu | eoan | * |
| Xen | Ubuntu | esm-infra/xenial | * |
| Xen | Ubuntu | groovy | * |
| Xen | Ubuntu | hirsute | * |
| Xen | Ubuntu | impish | * |
| Xen | Ubuntu | trusty | * |
| Xen | Ubuntu | upstream | * |
| Xen | Ubuntu | xenial | * |
References
- http://openwall.com/lists/oss-security/2018/05/08/3
- http://www.securityfocus.com/bid/104149
- https://lists.debian.org/debian-lts-announce/2018/05/msg00015.html
- https://lists.debian.org/debian-lts-announce/2018/10/msg00021.html
- https://security.gentoo.org/glsa/201810-06
- https://www.debian.org/security/2018/dsa-4201
- https://xenbits.xen.org/xsa/advisory-262.html
- http://openwall.com/lists/oss-security/2018/05/08/3
- http://www.securityfocus.com/bid/104149
- https://lists.debian.org/debian-lts-announce/2018/05/msg00015.html
- https://lists.debian.org/debian-lts-announce/2018/10/msg00021.html
- https://security.gentoo.org/glsa/201810-06
- https://www.debian.org/security/2018/dsa-4201
- https://xenbits.xen.org/xsa/advisory-262.html