First published: Thu Dec 13 2012(Updated: )
The guest_physmap_mark_populate_on_demand function in Xen 4.2 and earlier does not properly unlock the subject GFNs when checking if they are in use, which allows local guest HVM administrators to cause a denial of service (hang) via unspecified vectors.
Credit: secalert@redhat.com
Affected Software | Affected Version | How to fix |
---|---|---|
Xen Xen | <=4.2.0 | |
Xen Xen | =3.0.2 | |
Xen Xen | =3.0.3 | |
Xen Xen | =3.0.4 | |
Xen Xen | =3.1.3 | |
Xen Xen | =3.1.4 | |
Xen Xen | =3.2.0 | |
Xen Xen | =3.2.1 | |
Xen Xen | =3.2.2 | |
Xen Xen | =3.2.3 | |
Xen Xen | =3.3.0 | |
Xen Xen | =3.3.1 | |
Xen Xen | =3.3.2 | |
Xen Xen | =3.4.0 | |
Xen Xen | =3.4.1 | |
Xen Xen | =3.4.2 | |
Xen Xen | =3.4.3 | |
Xen Xen | =3.4.4 | |
Xen Xen | =4.0.0 | |
Xen Xen | =4.0.1 | |
Xen Xen | =4.0.2 | |
Xen Xen | =4.0.3 | |
Xen Xen | =4.0.4 | |
Xen Xen | =4.1.0 | |
Xen Xen | =4.1.1 | |
Xen Xen | =4.1.2 | |
Xen Xen | =4.1.3 |
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