CVE-2015-7813 — Vulnetix

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CVE-2015-7813 PUBLISHED

Xen 4.4.x, 4.5.x, and 4.6.x does not limit the number of printk console messages when reporting unimplemented hypercalls, which allows local guests to cause a denial of service via a sequence of (1) HYPERVISOR_physdev_op hypercalls, which are not properly handled in the do_physdev_op function in arch/arm/physdev.c, or (2) HYPERVISOR_hvm_op hypercalls, which are not properly handled in the do_hvm_op function in arch/arm/hvm.c.

EPSS 0.08% · 22.7th percentile

Risk Scores

EPSS Score

0.08%

22.7th percentile

Affected Products

Vendor	Product	Versions
Ubuntu:14.04:LTS	xen	0, 4.3.0-1ubuntu1, 4.3.0-1ubuntu3

Timeline

Oct 30, 2015 CVE Published
Feb 4, 2022 EPSS Score
Mar 28, 2022 EPSS Score
May 19, 2022 EPSS Score
Jul 10, 2022 EPSS Score
Sep 1, 2022 EPSS Score
Oct 23, 2022 EPSS Score
Dec 14, 2022 EPSS Score
Feb 4, 2023 EPSS Score
Mar 7, 2023 EPSS Score
Mar 28, 2023 EPSS Score
May 19, 2023 EPSS Score

References

https://ubuntu.com/security/CVE-2015-7813 third-party-advisory
http://xenbits.xen.org/xsa/advisory-146.html third-party-advisory
https://www.cve.org/CVERecord?id=CVE-2015-7813 third-party-advisory

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