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5.0
MEDIUM CVSS 2.0
CVE-2015-7295
QEMU Virtio-Net Denial of Service
Description

hw/virtio/virtio.c in the Virtual Network Device (virtio-net) support in QEMU, when big or mergeable receive buffers are not supported, allows remote attackers to cause a denial of service (guest network consumption) via a flood of jumbo frames on the (1) tuntap or (2) macvtap interface.

INFO

Published Date :

Nov. 9, 2015, 4:59 p.m.

Last Modified :

April 12, 2025, 10:46 a.m.

Remotely Exploit :

Yes !

Source :

[email protected]
Affected Products

The following products are affected by CVE-2015-7295 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 Fedoraproject fedora
1 Debian debian_linux
1 Qemu qemu
: Total Affected Vendor : 3 | Products : 3
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 MEDIUM [email protected]
Solution
This addresses a denial of service vulnerability in QEMU's virtio-net support.
  • Update the QEMU and Xen packages to the latest versions.
  • Apply the appropriate vendor-supplied patches.
  • Reboot the system after applying updates.
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-2015-7295.

URL Resource
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169624.html Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169767.html Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169802.html Third Party Advisory
http://www.debian.org/security/2016/dsa-3469 Third Party Advisory
http://www.debian.org/security/2016/dsa-3470 Third Party Advisory
http://www.debian.org/security/2016/dsa-3471 Third Party Advisory
http://www.openwall.com/lists/oss-security/2015/09/18/5 Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2015/09/18/9 Mailing List Third Party Advisory
http://www.securityfocus.com/bid/82672 Third Party Advisory VDB Entry
https://security.gentoo.org/glsa/201602-01 Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169624.html Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169767.html Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169802.html Third Party Advisory
http://www.debian.org/security/2016/dsa-3469 Third Party Advisory
http://www.debian.org/security/2016/dsa-3470 Third Party Advisory
http://www.debian.org/security/2016/dsa-3471 Third Party Advisory
http://www.openwall.com/lists/oss-security/2015/09/18/5 Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2015/09/18/9 Mailing List Third Party Advisory
http://www.securityfocus.com/bid/82672 Third Party Advisory VDB Entry
https://security.gentoo.org/glsa/201602-01 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-2015-7295 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-2015-7295 weaknesses.

CAPEC-8: Buffer Overflow in an API Call Buffer Overflow in an API Call CAPEC-9: Buffer Overflow in Local Command-Line Utilities Buffer Overflow in Local Command-Line Utilities CAPEC-10: Buffer Overflow via Environment Variables Buffer Overflow via Environment Variables CAPEC-14: Client-side Injection-induced Buffer Overflow Client-side Injection-induced Buffer Overflow CAPEC-24: Filter Failure through Buffer Overflow Filter Failure through Buffer Overflow CAPEC-42: MIME Conversion MIME Conversion CAPEC-44: Overflow Binary Resource File Overflow Binary Resource File CAPEC-45: Buffer Overflow via Symbolic Links Buffer Overflow via Symbolic Links CAPEC-46: Overflow Variables and Tags Overflow Variables and Tags CAPEC-47: Buffer Overflow via Parameter Expansion Buffer Overflow via Parameter Expansion CAPEC-100: Overflow Buffers Overflow Buffers CAPEC-123: Buffer Manipulation Buffer Manipulation

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-2015-7295 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-2015-7295 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://lists.fedoraproject.org/pipermail/package-announce/2015-October/169624.html
    Added Reference http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169767.html
    Added Reference http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169802.html
    Added Reference http://www.debian.org/security/2016/dsa-3469
    Added Reference http://www.debian.org/security/2016/dsa-3470
    Added Reference http://www.debian.org/security/2016/dsa-3471
    Added Reference http://www.openwall.com/lists/oss-security/2015/09/18/5
    Added Reference http://www.openwall.com/lists/oss-security/2015/09/18/9
    Added Reference http://www.securityfocus.com/bid/82672
    Added Reference https://security.gentoo.org/glsa/201602-01
  • CVE Modified by [email protected]

    May. 14, 2024

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

    Sep. 09, 2020

    Action Type Old Value New Value
    Changed Reference Type http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169624.html No Types Assigned http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169624.html Third Party Advisory
    Changed Reference Type http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169767.html No Types Assigned http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169767.html Third Party Advisory
    Changed Reference Type http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169802.html No Types Assigned http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169802.html Third Party Advisory
    Changed Reference Type http://www.debian.org/security/2016/dsa-3469 No Types Assigned http://www.debian.org/security/2016/dsa-3469 Third Party Advisory
    Changed Reference Type http://www.debian.org/security/2016/dsa-3470 No Types Assigned http://www.debian.org/security/2016/dsa-3470 Third Party Advisory
    Changed Reference Type http://www.debian.org/security/2016/dsa-3471 No Types Assigned http://www.debian.org/security/2016/dsa-3471 Third Party Advisory
    Changed Reference Type http://www.openwall.com/lists/oss-security/2015/09/18/5 No Types Assigned http://www.openwall.com/lists/oss-security/2015/09/18/5 Mailing List, Third Party Advisory
    Changed Reference Type http://www.openwall.com/lists/oss-security/2015/09/18/9 No Types Assigned http://www.openwall.com/lists/oss-security/2015/09/18/9 Mailing List, Third Party Advisory
    Changed Reference Type http://www.securityfocus.com/bid/82672 No Types Assigned http://www.securityfocus.com/bid/82672 Third Party Advisory, VDB Entry
    Changed Reference Type https://security.gentoo.org/glsa/201602-01 No Types Assigned https://security.gentoo.org/glsa/201602-01 Third Party Advisory
    Changed CPE Configuration OR *cpe:2.3:a:qemu:qemu:-:*:*:*:*:*:*:* OR *cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:* versions up to (including) 2.4.1
    Added CPE Configuration OR *cpe:2.3:o:fedoraproject:fedora:21:*:*:*:*:*:*:* *cpe:2.3:o:fedoraproject:fedora:22:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* *cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Nov. 04, 2017

    Action Type Old Value New Value
    Added Reference http://www.debian.org/security/2016/dsa-3471 [No Types Assigned]
    Added Reference http://www.debian.org/security/2016/dsa-3470 [No Types Assigned]
    Added Reference http://www.debian.org/security/2016/dsa-3469 [No Types Assigned]
  • CVE Modified by [email protected]

    Jul. 01, 2017

    Action Type Old Value New Value
    Added Reference https://security.gentoo.org/glsa/201602-01 [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 28, 2016

    Action Type Old Value New Value
    Added Reference http://www.securityfocus.com/bid/82672 [No Types Assigned]
  • Modified Analysis by [email protected]

    Nov. 10, 2015

    Action Type Old Value New Value
    Added CPE Configuration Configuration 1 OR *cpe:2.3:a:qemu:qemu:-:*:*:*:*:*:*:*
    Added CVSS V2 (AV:N/AC:L/Au:N/C:N/I:N/A:P)
    Added CWE CWE-119
  • Initial Analysis by [email protected]

    Nov. 10, 2015

    Action Type Old Value New Value
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
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.

3.58 }} 0.05%

score

0.87247

percentile