National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2015-5156 Detail

Current Description

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.

Source:  MITRE
View Analysis Description

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 6.1 MEDIUM
Vector: (AV:A/AC:L/Au:N/C:N/I:N/A:C) (V2 legend)
Impact Subscore: 6.9
Exploitability Subscore: 6.5


Access Vector (AV): Local_Network
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Complete
Additional Information:
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=48900cb6af4282fa0fb6ff4d72a81aa3dadb5c39
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171454.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169378.html
http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00009.html
http://lists.opensuse.org/opensuse-security-announce/2015-12/msg00018.html
http://rhn.redhat.com/errata/RHSA-2015-1978.html
http://rhn.redhat.com/errata/RHSA-2016-0855.html
http://www.debian.org/security/2015/dsa-3364
http://www.oracle.com/technetwork/topics/security/linuxbulletinapr2016-2952096.html
http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
http://www.securityfocus.com/bid/76230
http://www.securitytracker.com/id/1034045
http://www.ubuntu.com/usn/USN-2773-1
http://www.ubuntu.com/usn/USN-2774-1
http://www.ubuntu.com/usn/USN-2777-1
https://bugzilla.redhat.com/show_bug.cgi?id=1243852
https://github.com/torvalds/linux/commit/48900cb6af4282fa0fb6ff4d72a81aa3dadb5c39

Technical Details

Vulnerability Type (View All)

  • Improper Restriction of Operations within the Bounds of a Memory Buffer (CWE-119)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
4.1.10


Change History

9 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2015-5156
NVD Published Date:
10/19/2015
NVD Last Modified:
11/03/2017