Vulnerability Monitor

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CVE-2013-1798

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.

Published

2013-03-22T11:59:11.587

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv2: 6.2 (MEDIUM)

CVSSv2 Vector

AV:A/AC:H/Au:N/C:C/I:N/A:C

  • Access Vector: ADJACENT_NETWORK
  • Access Complexity: HIGH
  • Authentication: NONE
  • Confidentiality Impact: COMPLETE
  • Integrity Impact: NONE
  • Availability Impact: COMPLETE
Exploitability Score

3.2

Impact Score

9.2

Weaknesses
  • Type: Primary
    CWE-20
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System linux linux_kernel ≤ 3.8.4 Yes
Operating System linux linux_kernel 3.8.0 Yes
Operating System linux linux_kernel 3.8.1 Yes
Operating System linux linux_kernel 3.8.2 Yes
Operating System linux linux_kernel 3.8.3 Yes
References