CVE-2016-9644

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

1.45% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 71.6% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

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

Red Hat severity

Important. 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

2016-11-28 03:01Z9 YR AGO

Last updated

2024-08-06 02:59Z2 YR AGO

Reserved

2016-11-27

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-264

Data version

5.1

Document digest

45b80fbd996c150925cd1461c4adccdb488e56c9c81dbb6ed51057d0ba33c5b6

• www.ubuntu.comUSN-3146-2http://www.ubuntu.com/usn/USN-3146-2vendor-advisoryx_refsource_UBUNTU
• www.securityfocus.com94545http://www.securityfocus.com/bid/94545vdb-entryx_refsource_BID
• www.ubuntu.comUSN-3146-1http://www.ubuntu.com/usn/USN-3146-1vendor-advisoryx_refsource_UBUNTU
• www.openwall.com[oss-security] 20161107 Re: Re: kernel: fix minor infoleak in get_user_ex()http://www.openwall.com/lists/oss-security/2016/11/07/4mailing-listx_refsource_MLIST
• lwn.nethttps://lwn.net/Articles/705220/x_refsource_CONFIRM