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CVE-2014-1895
Published: Apr 1, 2014
Modified: Aug 6, 2024
PUBLISHED
Description
Off-by-one error in the flask_security_avc_cachestats function in xsm/flask/flask_op.c in Xen 4.2.x and 4.3.x, when the maximum number of physical CPUs are in use, allows local users to cause a denial of service (host crash) or obtain sensitive information from hypervisor memory by leveraging a FLASK_AVC_CACHESTAT hypercall, which triggers a buffer over-read.
| Vendor | Product | Versions |
|---|---|---|
n/a | n/a | affected n/a |
References
SUSE-SU-2014:0373
vendor-advisory
x_refsource_SUSE
GLSA-201407-03
vendor-advisory
x_refsource_GENTOO
http://xenbits.xen.org/xsa/advisory-85.html
x_refsource_CONFIRM
[oss-security] 20140207 Re: Xen Security Advisory 84 - integer overflow in several XSM/Flask hypercalls
mailing-list
x_refsource_MLIST
[oss-security] 20140210 Xen Security Advisory 85 (CVE-2014-1895) - Off-by-one error in FLASK_AVC_CACHESTAT hypercall
mailing-list
x_refsource_MLIST
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