CVE-2012-3515

Aliases:DEBIAN-CVE-2012-3515
Advisory lineage Upstream: 0 Downstream: 11
Modified
Published: 23 Nov 2012, 20:00
Last modified:06 Aug 2024, 20:05

Vulnerability Summary

Overall Risk (default)
medium
29/100
CVSS Score
7.2 HIGH
v2.0 (nvd)
EPSS Score
0.53% LOW
1% probability +0.41%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

23 Nov 2012, 20:00
Published
Vulnerability first disclosed
06 Aug 2024, 20:05
Last Modified
Vulnerability information updated

Description

Qemu, as used in Xen 4.0, 4.1 and possibly other products, when emulating certain devices with a virtual console backend, allows local OS guest users to gain privileges via a crafted escape VT100 sequence that triggers the overwrite of a "device model's address space."

CVSS Metrics

  • v2.0•HIGH•Score: 7.2AV:L/AC:L/Au:N/C:C/I:C/A:C

EPSS Trends

Current EPSS score: 0.53%• Percentile: 44%

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

  • canonical•ubuntu_linux

    10.04 | 11.04 | 11.10 | 12.04

  • debian•qemu

    < 1.1.2+dfsg-1 | < 1.1.2+dfsg-1 | < 1.1.2+dfsg-1 | < 1.1.2+dfsg-1

  • debian•xen

    < 4.1.3-2 | < 4.1.3-2 | < 4.1.3-2 | < 4.1.3-2

  • debian•debian_linux

    6.0 | 7.0

  • opensuse•opensuse

    11.4 | 12.1 | 12.2

  • qemu•qemu

    < 1.2.0

  • redhat•enterprise_linux_desktop

    5.0 | 6.0

  • redhat•enterprise_linux_eus

    6.3

  • redhat•enterprise_linux_server

    5.0 | 6.0

  • redhat•enterprise_linux_workstation

    5.0 | 6.0

  • redhat•virtualization

    3.0 | 5.0 | 6.0

  • suse•linux_enterprise_desktop

    10:sp4 | 11:sp2

  • suse•linux_enterprise_server

    10:sp2 | 10:sp3 | 10:sp4 | 11:sp1 | 11:sp2

  • suse•linux_enterprise_software_development_kit

    10:sp4 | 11:sp2

  • xen•xen

    4.0.0 | 4.1.0

References (42)