CVE-2014-7840

Advisory lineage Upstream: 0 Downstream: 7
Modified
Published: 12 Dec 2014, 15:00
Last modified:06 Aug 2024, 13:03

Vulnerability Summary

Overall Risk (default)
medium
30/100
CVSS Score
7.5 HIGH
v2.0 (nvd)
EPSS Score
2.46% LOW
2% probability 0.00%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

12 Dec 2014, 15:00
Published
Vulnerability first disclosed
06 Aug 2024, 13:03
Last Modified
Vulnerability information updated

Description

The host_from_stream_offset function in arch_init.c in QEMU, when loading RAM during migration, allows remote attackers to execute arbitrary code via a crafted (1) offset or (2) length value in savevm data.

CVSS Metrics

  • v2.0•HIGH•Score: 7.5AV:N/AC:L/Au:N/C:P/I:P/A:P

EPSS Trends

Current EPSS score: 2.46%• Percentile: 85%

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

  • qemu•qemu

    ≤ 2.1.3

  • redhat•enterprise_linux_desktop

    7.0

  • redhat•enterprise_linux_eus

    7.3 | 7.4 | 7.5 | 7.6 | 7.7

  • redhat•enterprise_linux_server

    7.0

  • redhat•enterprise_linux_server_aus

    7.3 | 7.4 | 7.6 | 7.7

  • redhat•enterprise_linux_workstation

    7.0

  • redhat•virtualization

    3.0

References (6)