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CVE-2015-7971
Published: Oct 30, 2015
Modified: Aug 6, 2024
PUBLISHED
Description
Xen 3.2.x through 4.6.x does not limit the number of printk console messages when logging certain pmu and profiling hypercalls, which allows local guests to cause a denial of service via a sequence of crafted (1) HYPERCALL_xenoprof_op hypercalls, which are not properly handled in the do_xenoprof_op function in common/xenoprof.c, or (2) HYPERVISOR_xenpmu_op hypercalls, which are not properly handled in the do_xenpmu_op function in arch/x86/cpu/vpmu.c.
| Vendor | Product | Versions |
|---|---|---|
n/a | n/a | affected n/a |
References
http://support.citrix.com/article/CTX202404
x_refsource_CONFIRM
FEDORA-2015-242be2c240
vendor-advisory
x_refsource_FEDORA
FEDORA-2015-a931b02be2
vendor-advisory
x_refsource_FEDORA
77363
vdb-entry
x_refsource_BID
openSUSE-SU-2015:1965
vendor-advisory
x_refsource_SUSE
DSA-3414
vendor-advisory
x_refsource_DEBIAN
FEDORA-2015-6f6b79efe2
vendor-advisory
x_refsource_FEDORA
GLSA-201604-03
vendor-advisory
x_refsource_GENTOO
1034035
vdb-entry
x_refsource_SECTRACK
http://xenbits.xen.org/xsa/advisory-152.html
x_refsource_CONFIRM
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