CVE-2016-5126 Detail

Current Description

Heap-based buffer overflow in the iscsi_aio_ioctl function in block/iscsi.c in QEMU allows local guest OS users to cause a denial of service (QEMU process crash) or possibly execute arbitrary code via a crafted iSCSI asynchronous I/O ioctl call.


View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score:  7.8 HIGH
Vector:  CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H


NVD Analysts use publicly available information to associate vector strings and CVSS scores. We also display any CVSS information provided within the CVE List from the CNA.

Note: NVD Analysts have published a CVSS score for this CVE based on publicly available information at the time of analysis. The CNA has not provided a score within the CVE List.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://git.qemu.org/?p=qemu.git;a=commit;h=a6b3167fa0e825aebb5a7cd8b437b6d41584a196 Issue Tracking  Patch 
http://rhn.redhat.com/errata/RHSA-2016-1606.html
http://rhn.redhat.com/errata/RHSA-2016-1607.html
http://rhn.redhat.com/errata/RHSA-2016-1653.html
http://rhn.redhat.com/errata/RHSA-2016-1654.html
http://rhn.redhat.com/errata/RHSA-2016-1655.html
http://rhn.redhat.com/errata/RHSA-2016-1756.html
http://rhn.redhat.com/errata/RHSA-2016-1763.html
http://www.openwall.com/lists/oss-security/2016/05/30/6 Mailing List  Third Party Advisory 
http://www.openwall.com/lists/oss-security/2016/05/30/7 Mailing List  Third Party Advisory 
http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html Third Party Advisory 
http://www.securityfocus.com/bid/90948
http://www.ubuntu.com/usn/USN-3047-1 Third Party Advisory 
http://www.ubuntu.com/usn/USN-3047-2 Third Party Advisory 
https://bugzilla.redhat.com/show_bug.cgi?id=1340924 Issue Tracking 
https://lists.debian.org/debian-lts-announce/2019/09/msg00021.html
https://lists.gnu.org/archive/html/qemu-block/2016-05/msg00779.html Mailing List  Patch  Vendor Advisory 
https://security.gentoo.org/glsa/201609-01

Weakness Enumeration

CWE-ID CWE Name Source
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer cwe source acceptance level NIST  

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Change History

12 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-5126
NVD Published Date:
06/01/2016
NVD Last Modified:
12/27/2019
Source:
MITRE