CVE-2013-1798

Advisory lineage Upstream: 0 Downstream: 9
Modified
Published: 22 Mar 2013, 10:00
Last modified:06 Aug 2024, 15:13

Vulnerability Summary

Overall Risk (default)
medium
35/100
CVSS Score
6.2 MEDIUM
v2.0 (nvd)
EPSS Score
0.34% LOW
0% probability +0.09%
KEV
Not listed
Ransomware
No reports
Public exploits
1 found
Dark Web
Not detected

Timeline

22 Mar 2013, 10:00
Published
Vulnerability first disclosed
06 Aug 2024, 15:13
Last Modified
Vulnerability information updated

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.

CVSS Metrics

  • v2.0•MEDIUM•Score: 6.2AV:A/AC:H/Au:N/C:C/I:N/A:C

EPSS Trends

Current EPSS score: 0.34%• Percentile: 57%

Techniques & Countermeasures

  • CWE-20•Improper Input Validation

    The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

Affected Systems

  • linux•linux_kernel

    ≤ 3.8.4 | 3.8.0 | 3.8.1 | 3.8.2 | 3.8.3

References (17)