CVE-2016-5126

7.8 HIGH
Published: June 01, 2016 Modified: May 06, 2026
View on NVD

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.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=a6b3167fa0e825aebb5a7cd8b437b6d41584a196
Source: secalert@redhat.com
http://rhn.redhat.com/errata/RHSA-2016-1606.html
Source: secalert@redhat.com
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-1607.html
Source: secalert@redhat.com
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-1653.html
Source: secalert@redhat.com
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-1654.html
Source: secalert@redhat.com
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-1655.html
Source: secalert@redhat.com
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-1756.html
Source: secalert@redhat.com
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-1763.html
Source: secalert@redhat.com
Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/05/30/6
Source: secalert@redhat.com
Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/05/30/7
Source: secalert@redhat.com
Mailing List Third Party Advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
Source: secalert@redhat.com
Third Party Advisory
http://www.securityfocus.com/bid/90948
Source: secalert@redhat.com
Third Party Advisory VDB Entry
http://www.ubuntu.com/usn/USN-3047-1
Source: secalert@redhat.com
Third Party Advisory
http://www.ubuntu.com/usn/USN-3047-2
Source: secalert@redhat.com
Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1340924
Source: secalert@redhat.com
Issue Tracking Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/09/msg00021.html
Source: secalert@redhat.com
Mailing List Third Party Advisory
https://lists.gnu.org/archive/html/qemu-block/2016-05/msg00779.html
Source: secalert@redhat.com
Mailing List Patch Third Party Advisory
https://security.gentoo.org/glsa/201609-01
Source: secalert@redhat.com
Third Party Advisory
http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=a6b3167fa0e825aebb5a7cd8b437b6d41584a196
Source: af854a3a-2127-422b-91ae-364da2661108
http://rhn.redhat.com/errata/RHSA-2016-1606.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-1607.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-1653.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-1654.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-1655.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-1756.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-1763.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/05/30/6
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/05/30/7
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.securityfocus.com/bid/90948
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
http://www.ubuntu.com/usn/USN-3047-1
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
http://www.ubuntu.com/usn/USN-3047-2
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1340924
Source: af854a3a-2127-422b-91ae-364da2661108
Issue Tracking Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/09/msg00021.html
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Third Party Advisory
https://lists.gnu.org/archive/html/qemu-block/2016-05/msg00779.html
Source: af854a3a-2127-422b-91ae-364da2661108
Mailing List Patch Third Party Advisory
https://security.gentoo.org/glsa/201609-01
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory

36 reference(s) from NVD

Quick Stats

CVSS v3 Score
7.8 / 10.0
EPSS (Exploit Probability)
0.3%
50th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-787

Affected Vendors

oracle redhat debian qemu canonical

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