CVE-2016-7422

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

0.36% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 29.5% of scored records. A rank, not a probability.

NVD base score

6.0 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Low. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2016-12-10 00:00Z9 YR AGO

Last updated

2024-08-06 01:57Z2 YR AGO

Reserved

2016-09-09

Assigning CNA

redhat

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')Base
• CWE-476NULL Pointer DereferenceBase

Data version

5.1

Document digest

9212d38aa28a47aae67b324c9af09862f82d7977848577d9f743a8e84916101a

• git.qemu.orghttp://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=973e7170dddefb491a48df5cba33b2ae151013a0x_refsource_CONFIRM
• lists.gnu.org[qemu-devel] 20160915 [PATCH] virtio: add check for descriptor's mapped addresshttps://lists.gnu.org/archive/html/qemu-devel/2016-09/msg03546.htmlmailing-listx_refsource_MLIST
• access.redhat.comRHSA-2017:2392https://access.redhat.com/errata/RHSA-2017:2392vendor-advisoryx_refsource_REDHAT
• lists.opensuse.orgopenSUSE-SU-2016:3237http://lists.opensuse.org/opensuse-updates/2016-12/msg00140.htmlvendor-advisoryx_refsource_SUSE
• security.gentoo.orgGLSA-201609-01https://security.gentoo.org/glsa/201609-01vendor-advisoryx_refsource_GENTOO
• www.securityfocus.com92996http://www.securityfocus.com/bid/92996vdb-entryx_refsource_BID
• www.openwall.com[oss-security] 20160916 Re: CVE request Qemu: virtio: null pointer dereference in virtqueu_map_deschttp://www.openwall.com/lists/oss-security/2016/09/16/10mailing-listx_refsource_MLIST
• www.openwall.com[oss-security] 20160916 CVE request Qemu: virtio: null pointer dereference in virtqueu_map_deschttp://www.openwall.com/lists/oss-security/2016/09/16/4mailing-listx_refsource_MLIST
• access.redhat.comRHSA-2017:2408https://access.redhat.com/errata/RHSA-2017:2408vendor-advisoryx_refsource_REDHAT