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5.5
MEDIUM CVSS 3.0
CVE-2014-0142
QEMU Divide-by-Zero Denial of Service
Description

QEMU, possibly before 2.0.0, allows local users to cause a denial of service (divide-by-zero error and crash) via a zero value in the (1) tracks field to the seek_to_sector function in block/parallels.c or (2) extent_size field in the bochs function in block/bochs.c.

INFO

Published Date :

Aug. 10, 2017, 3:29 p.m.

Last Modified :

April 20, 2025, 1:37 a.m.

Remotely Exploit :

No

Source :

[email protected]
Affected Products

The following products are affected by CVE-2014-0142 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Qemu qemu
: Total Affected Vendor : 1 | Products : 1
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 2.0 LOW [email protected]
CVSS 3.0 MEDIUM [email protected]
Solution
Upgrade QEMU to address a divide-by-zero denial of service vulnerability.
  • Update the QEMU packages to the latest available version.
  • For Debian, upgrade to version 1.1.2+dfsg-6+deb7u4 or later.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2014-0142.

URL Resource
http://git.qemu.org/?p=qemu.git%3Ba=commitdiff%3Bh=8e53abbc20d08ae3ec30c2054e1161314ad9501d
http://git.qemu.org/?p=qemu.git%3Ba=commitdiff%3Bh=9302e863aa8baa5d932fc078967050c055fa1a7f
http://rhn.redhat.com/errata/RHSA-2014-0420.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2014-0421.html Third Party Advisory
http://www.debian.org/security/2014/dsa-3044
https://bugzilla.redhat.com/show_bug.cgi?id=1078201 Issue Tracking Third Party Advisory
http://git.qemu.org/?p=qemu.git%3Ba=commitdiff%3Bh=8e53abbc20d08ae3ec30c2054e1161314ad9501d
http://git.qemu.org/?p=qemu.git%3Ba=commitdiff%3Bh=9302e863aa8baa5d932fc078967050c055fa1a7f
http://rhn.redhat.com/errata/RHSA-2014-0420.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2014-0421.html Third Party Advisory
http://www.debian.org/security/2014/dsa-3044
https://bugzilla.redhat.com/show_bug.cgi?id=1078201 Issue Tracking Third Party Advisory
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2014-0142 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2014-0142 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2014-0142 vulnerability anywhere in the article.

Results are limited to the first 20 news articles due to potential performance issues.

The following table lists the changes that have been made to the CVE-2014-0142 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://git.qemu.org/?p=qemu.git%3Ba=commitdiff%3Bh=8e53abbc20d08ae3ec30c2054e1161314ad9501d
    Added Reference http://git.qemu.org/?p=qemu.git%3Ba=commitdiff%3Bh=9302e863aa8baa5d932fc078967050c055fa1a7f
    Added Reference http://rhn.redhat.com/errata/RHSA-2014-0420.html
    Added Reference http://rhn.redhat.com/errata/RHSA-2014-0421.html
    Added Reference http://www.debian.org/security/2014/dsa-3044
    Added Reference https://bugzilla.redhat.com/show_bug.cgi?id=1078201
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Feb. 13, 2023

    Action Type Old Value New Value
    Changed Description CVE-2014-0142 qemu: crash by possible division by zero QEMU, possibly before 2.0.0, allows local users to cause a denial of service (divide-by-zero error and crash) via a zero value in the (1) tracks field to the seek_to_sector function in block/parallels.c or (2) extent_size field in the bochs function in block/bochs.c.
    Removed CVSS V2 Red Hat, Inc. (AV:L/AC:H/Au:N/C:N/I:N/A:C)
    Removed Reference https://access.redhat.com/errata/RHSA-2014:0420 [No Types Assigned]
    Removed Reference https://access.redhat.com/errata/RHSA-2014:0421 [No Types Assigned]
    Removed Reference https://access.redhat.com/errata/RHSA-2014:0434 [No Types Assigned]
    Removed Reference https://access.redhat.com/errata/RHSA-2014:0435 [No Types Assigned]
    Removed Reference https://access.redhat.com/errata/RHSA-2014:0674 [No Types Assigned]
    Removed Reference https://access.redhat.com/security/cve/CVE-2014-0142 [No Types Assigned]
  • CVE Modified by [email protected]

    Feb. 02, 2023

    Action Type Old Value New Value
    Changed Description QEMU, possibly before 2.0.0, allows local users to cause a denial of service (divide-by-zero error and crash) via a zero value in the (1) tracks field to the seek_to_sector function in block/parallels.c or (2) extent_size field in the bochs function in block/bochs.c. CVE-2014-0142 qemu: crash by possible division by zero
    Added CVSS V2 Red Hat, Inc. (AV:L/AC:H/Au:N/C:N/I:N/A:C)
    Removed Reference http://git.qemu.org/?p=qemu.git;a=commitdiff;h=8e53abbc20d08ae3ec30c2054e1161314ad9501d [Patch, Third Party Advisory]
    Removed Reference http://git.qemu.org/?p=qemu.git;a=commitdiff;h=9302e863aa8baa5d932fc078967050c055fa1a7f [Patch, Third Party Advisory]
    Added Reference http://git.qemu.org/?p=qemu.git%3Ba=commitdiff%3Bh=9302e863aa8baa5d932fc078967050c055fa1a7f [No Types Assigned]
    Added Reference https://access.redhat.com/errata/RHSA-2014:0420 [No Types Assigned]
    Added Reference https://access.redhat.com/errata/RHSA-2014:0674 [No Types Assigned]
    Added Reference https://access.redhat.com/errata/RHSA-2014:0421 [No Types Assigned]
    Added Reference https://access.redhat.com/errata/RHSA-2014:0435 [No Types Assigned]
    Added Reference https://access.redhat.com/errata/RHSA-2014:0434 [No Types Assigned]
    Added Reference http://git.qemu.org/?p=qemu.git%3Ba=commitdiff%3Bh=8e53abbc20d08ae3ec30c2054e1161314ad9501d [No Types Assigned]
    Added Reference https://access.redhat.com/security/cve/CVE-2014-0142 [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 04, 2017

    Action Type Old Value New Value
    Added Reference http://www.debian.org/security/2014/dsa-3044 [No Types Assigned]
  • Initial Analysis by [email protected]

    Aug. 21, 2017

    Action Type Old Value New Value
    Added CVSS V2 (AV:L/AC:L/Au:N/C:N/I:N/A:P)
    Added CVSS V3 AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type http://rhn.redhat.com/errata/RHSA-2014-0420.html No Types Assigned http://rhn.redhat.com/errata/RHSA-2014-0420.html Third Party Advisory
    Changed Reference Type http://rhn.redhat.com/errata/RHSA-2014-0421.html No Types Assigned http://rhn.redhat.com/errata/RHSA-2014-0421.html Third Party Advisory
    Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=1078201 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=1078201 Issue Tracking, Third Party Advisory
    Changed Reference Type http://git.qemu.org/?p=qemu.git;a=commitdiff;h=9302e863aa8baa5d932fc078967050c055fa1a7f No Types Assigned http://git.qemu.org/?p=qemu.git;a=commitdiff;h=9302e863aa8baa5d932fc078967050c055fa1a7f Patch, Third Party Advisory
    Changed Reference Type http://git.qemu.org/?p=qemu.git;a=commitdiff;h=8e53abbc20d08ae3ec30c2054e1161314ad9501d No Types Assigned http://git.qemu.org/?p=qemu.git;a=commitdiff;h=8e53abbc20d08ae3ec30c2054e1161314ad9501d Patch, Third Party Advisory
    Added CWE CWE-369
    Added CPE Configuration OR *cpe:2.3:a:qemu:qemu:2.0.0:rc3:*:*:*:*:*:* (and previous)
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 5.5
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact
Base CVSS Score: 2.1
Access Vector
Access Complexity
Authentication
Confidentiality Impact
Integrity Impact
Availability Impact
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.06 }} -0.02%

score

0.16872

percentile