CVE-2014-2894: High severity Qemu Qemu vulnerability

Published Apr 23, 2014
·
Updated

Off-by-one error in the cmdsmart function in the smart self test in hw/ide/core.c in QEMU before 2.0 allows local users to have unspecified impact via a SMART EXECUTE OFFLINE command that triggers a buffer underflow and memory corruption.

Affected Software

108 affected components
Qemu Qemu<=1.7.1
Qemu Qemu=0.1.0
Qemu Qemu=0.1.1
Qemu Qemu=0.1.2
Qemu Qemu=0.1.3
Qemu Qemu=0.1.4
Qemu Qemu=0.1.5
Qemu Qemu=0.1.6
Qemu Qemu=0.2.0
Qemu Qemu=0.3.0
Qemu Qemu=0.4.0
Qemu Qemu=0.4.1
Qemu Qemu=0.4.2
Qemu Qemu=0.4.3
Qemu Qemu=0.5.0
Qemu Qemu=0.5.1
Qemu Qemu=0.5.2
Qemu Qemu=0.5.3
Qemu Qemu=0.5.4
Qemu Qemu=0.5.5
Qemu Qemu=0.6.0
Qemu Qemu=0.6.1
Qemu Qemu=0.7.0
Qemu Qemu=0.7.1
Qemu Qemu=0.7.2
Qemu Qemu=0.8.0
Qemu Qemu=0.8.1
Qemu Qemu=0.8.2
Qemu Qemu=0.9.0
Qemu Qemu=0.9.1
Qemu Qemu=0.9.1-5
Qemu Qemu=0.10.0
Qemu Qemu=0.10.1
Qemu Qemu=0.10.2
Qemu Qemu=0.10.3
Qemu Qemu=0.10.4
Qemu Qemu=0.10.5
Qemu Qemu=0.10.6
Qemu Qemu=0.11.0
Qemu Qemu=0.11.0-rc0
Qemu Qemu=0.11.0-rc1
Qemu Qemu=0.11.0-rc2
Qemu Qemu=0.11.0-rc0
Qemu Qemu=0.11.0-rc1
Qemu Qemu=0.11.0-rc2
Qemu Qemu=0.11.1
Qemu Qemu=0.12.0
Qemu Qemu=0.12.0-rc1
Qemu Qemu=0.12.0-rc2
Qemu Qemu=0.12.1
Qemu Qemu=0.12.2
Qemu Qemu=0.12.3
Qemu Qemu=0.12.4
Qemu Qemu=0.12.5
Qemu Qemu=0.13.0
Qemu Qemu=0.13.0-rc0
Qemu Qemu=0.13.0-rc1
Qemu Qemu=0.14.0
Qemu Qemu=0.14.0-rc0
Qemu Qemu=0.14.0-rc1
Qemu Qemu=0.14.0-rc2
Qemu Qemu=0.14.1
Qemu Qemu=0.15.0-rc1
Qemu Qemu=0.15.0-rc2
Qemu Qemu=0.15.1
Qemu Qemu=0.15.2
Qemu Qemu=1.0
Qemu Qemu=1.0-rc1
Qemu Qemu=1.0-rc2
Qemu Qemu=1.0-rc3
Qemu Qemu=1.0-rc4
Qemu Qemu=1.0.1
Qemu Qemu=1.1
Qemu Qemu=1.1-rc1
Qemu Qemu=1.1-rc2
Qemu Qemu=1.1-rc3
Qemu Qemu=1.1-rc4
Qemu Qemu=1.1.1
Qemu Qemu=1.1.2
Qemu Qemu=1.2.0
Qemu Qemu=1.2.0-rc0
Qemu Qemu=1.2.0-rc1
Qemu Qemu=1.2.0-rc2
Qemu Qemu=1.2.0-rc3
Qemu Qemu=1.2.1
Qemu Qemu=1.2.2
Qemu Qemu=1.3.0
Qemu Qemu=1.3.0-rc0
Qemu Qemu=1.3.0-rc1
Qemu Qemu=1.3.0-rc2
Qemu Qemu=1.3.1
Qemu Qemu=1.4.0-rc0
Qemu Qemu=1.4.0-rc1
Qemu Qemu=1.4.1
Qemu Qemu=1.4.2
Qemu Qemu=1.5.0
Qemu Qemu=1.5.0-rc1
Qemu Qemu=1.5.0-rc2
Qemu Qemu=1.5.0-rc3
Qemu Qemu=1.5.1
Qemu Qemu=1.5.2
Qemu Qemu=1.5.3
Qemu Qemu=1.6.0
Qemu Qemu=1.6.0-rc1
Qemu Qemu=1.6.0-rc2
Qemu Qemu=1.6.0-rc3
Qemu Qemu=1.6.1
Qemu Qemu=1.6.2

Event History

Apr 23, 2014
CVE Published
via MITRE·02:00 PM
Data Sourced
via MITRE·02:00 PM
Description
Data Sourced
via NVD·03:55 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2014-2894?

CVE-2014-2894 is classified as a medium severity vulnerability due to its potential for causing buffer underflows and memory corruption.

2

How do I fix CVE-2014-2894?

To resolve CVE-2014-2894, you should update QEMU to version 2.0 or later, where the vulnerability has been patched.

3

Who is affected by CVE-2014-2894?

Local users of QEMU versions prior to 2.0, specifically older than version 1.7.1, are at risk from CVE-2014-2894.

4

What specific function is vulnerable in CVE-2014-2894?

CVE-2014-2894 affects the cmd_smart function in the smart self-test in the hw/ide/core.c file of QEMU.

5

What can an attacker do with CVE-2014-2894?

An attacker exploiting CVE-2014-2894 can potentially trigger a buffer underflow that leads to system instability or unauthorized access.

Contact

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