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Vulnerability Details : CVE-2015-5156

The virtnet_probe function in drivers/net/virtio_net.c in the Linux kernel before 4.2 attempts to support a FRAGLIST feature without proper memory allocation, which allows guest OS users to cause a denial of service (buffer overflow and memory corruption) via a crafted sequence of fragmented packets.
Publish Date : 2015-10-19 Last Update Date : 2017-11-03
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- CVSS Scores & Vulnerability Types

CVSS Score
6.1
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Complete (There is a total shutdown of the affected resource. The attacker can render the resource completely unavailable.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Denial Of ServiceOverflowMemory corruption
CWE ID 119

- Related OVAL Definitions

Title Definition Id Class Family
RHSA-2015:1977: kernel-rt security, bug fix, and enhancement update (Moderate) oval:com.redhat.rhsa:def:20151977 unix
RHSA-2015:1978: kernel security, bug fix, and enhancement update (Moderate) oval:com.redhat.rhsa:def:20151978 unix
RHSA-2016:0855: kernel security, bug fix, and enhancement update (Moderate) oval:com.redhat.rhsa:def:20160855 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2015-5156

# Product Type Vendor Product Version Update Edition Language
1 OS Linux Linux Kernel 4.1.10 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Linux Linux Kernel 1

- References For CVE-2015-5156

http://www.securityfocus.com/bid/76230
BID 76230 Linux Kernel 'virtio-net' Fragmented Packets Handling Buffer Overflow Vulnerability Release Date:2016-01-15
http://www.securitytracker.com/id/1034045
SECTRACK 1034045
http://www.ubuntu.com/usn/USN-2773-1
UBUNTU USN-2773-1
http://www.ubuntu.com/usn/USN-2774-1
UBUNTU USN-2774-1
http://www.ubuntu.com/usn/USN-2777-1
UBUNTU USN-2777-1
https://bugzilla.redhat.com/show_bug.cgi?id=1243852 CONFIRM
https://github.com/torvalds/linux/commit/48900cb6af4282fa0fb6ff4d72a81aa3dadb5c39 CONFIRM
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171454.html
FEDORA FEDORA-2015-0253d1f070
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html CONFIRM
http://rhn.redhat.com/errata/RHSA-2016-0855.html
REDHAT RHSA-2016:0855
http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html CONFIRM
http://www.debian.org/security/2015/dsa-3364
DEBIAN DSA-3364
http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html CONFIRM
http://rhn.redhat.com/errata/RHSA-2015-1978.html
REDHAT RHSA-2015:1978
http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00009.html
SUSE SUSE-SU-2015:1727
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00018.html
SUSE SUSE-SU-2015:2292
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=48900cb6af4282fa0fb6ff4d72a81aa3dadb5c39 CONFIRM
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169378.html
FEDORA FEDORA-2015-c15f00eb95

- Metasploit Modules Related To CVE-2015-5156

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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