CVE-2015-8615

EUVD-2015-8492
The hvm_set_callback_via function in arch/x86/hvm/irq.c in Xen 4.6 does not limit the number of printk console messages when logging the new callback method, which allows local HVM guest OS users to cause a denial of service via a large number of changes to the callback method (HVM_PARAM_CALLBACK_IRQ).
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
5 MEDIUM
NETWORK
LOW
LOW
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:L
Base Score
CVSS 3.x
EPSS Score
Percentile: 47%
Affected Products (NVD)
VendorProductVersion
xenxen
4.6.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
xen
bookworm
4.17.3+10-g091466ba55-1~deb12u1
fixed
bullseye
4.14.6-1
fixed
bullseye (security)
4.14.5+94-ge49571868d-1
fixed
jessie
not-affected
sid
4.17.3+36-g54dacb5c02-1
fixed
squeeze
not-affected
trixie
4.17.3+36-g54dacb5c02-1
fixed
wheezy
not-affected
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
xen
precise
not-affected
trusty
dne
vivid
not-affected
wily
not-affected
Common Weakness Enumeration
References
http://www.securityfocus.com/bid/79644
http://www.securitytracker.com/id/1034512
http://xenbits.xen.org/xsa/advisory-169.html
http://www.securityfocus.com/bid/79644
http://www.securitytracker.com/id/1034512
http://xenbits.xen.org/xsa/advisory-169.html