7.4 High
CVSS2
Access Vector
Access Complexity
Authentication
SINGLE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:A/AC:M/Au:S/C:C/I:C/A:C
0.001 Low
EPSS
Percentile
26.6%
Xen 4.1.x and 4.2.x, when the XSA-45 patch is in place, does not properly maintain references on pages stored for deferred cleanup, which allows local PV guest kernels to cause a denial of service (premature page free and hypervisor crash) or possibly gain privileges via unspecified vectors.
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
Debian | 12 | all | xen | < 4.3.0-1 | xen_4.3.0-1_all.deb |
Debian | 11 | all | xen | < 4.3.0-1 | xen_4.3.0-1_all.deb |
Debian | 10 | all | xen | < 4.3.0-1 | xen_4.3.0-1_all.deb |
Debian | 999 | all | xen | < 4.3.0-1 | xen_4.3.0-1_all.deb |
Debian | 13 | all | xen | < 4.3.0-1 | xen_4.3.0-1_all.deb |