CVE-2016-5126

high

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.

References

Advisories
More

https://security.gentoo.org/glsa/201609-01

https://lists.gnu.org/archive/html/qemu-block/2016-05/msg00779.html

https://lists.debian.org/debian-lts-announce/2019/09/msg00021.html

https://bugzilla.redhat.com/show_bug.cgi?id=1340924

http://www.ubuntu.com/usn/USN-3047-2

http://www.ubuntu.com/usn/USN-3047-1

http://www.securityfocus.com/bid/90948

http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html

http://www.openwall.com/lists/oss-security/2016/05/30/7

http://www.openwall.com/lists/oss-security/2016/05/30/6

http://rhn.redhat.com/errata/RHSA-2016-1763.html

http://rhn.redhat.com/errata/RHSA-2016-1756.html

http://rhn.redhat.com/errata/RHSA-2016-1655.html

http://rhn.redhat.com/errata/RHSA-2016-1654.html

http://rhn.redhat.com/errata/RHSA-2016-1653.html

http://rhn.redhat.com/errata/RHSA-2016-1607.html

http://rhn.redhat.com/errata/RHSA-2016-1606.html

http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=a6b3167fa0e825aebb5a7cd8b437b6d41584a196

Details

Source: Mitre, NVD

Published: 2016-06-01

Updated: 2025-04-12

Risk Information

CVSS v2

Base Score: 4.6

Vector: CVSS2#AV:L/AC:L/Au:N/C:P/I:P/A:P

Severity: Medium

CVSS v3

Base Score: 7.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Severity: High

EPSS

EPSS: 0.00144

Detections

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