VULNERABILITY INTELLIGENCE
CVE-2013-1798
CVSS score6.2 MEDIUM
EPSS probability1.35%
CISA KEVNot currently listed
Published2013-03-22
Last modified2026-06-16
CVSS vectorAV:A/AC:H/Au:N/C:C/I:N/A:C
Description
The ioapic_read_indirect function in virt/kvm/ioapic.c in the Linux kernel through 3.8.4 does not properly handle a certain combination of invalid IOAPIC_REG_SELECT and IOAPIC_REG_WINDOW operations, which allows guest OS users to obtain sensitive information from host OS memory or cause a denial of service (host OS OOPS) via a crafted application.
Weakness classification
- CWE-20: Improper Input Validation