CVE-2016-4470 is a denial-of-service vulnerability in the Linux kernel (through version 4.6.3), affecting products from vendors like Novell, Oracle, and Red Hat. The flaw stems from an uninitialized data structure in the key_reject_and_link function, allowing local users to crash the system via a crafted keyctl request2 command. With a CVSS score of 5.5 (Medium), it requires local access and has a high impact on availability. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
3.3CPE matchmatch criteria | cpe:2.3:o:oracle:vm_server:3.3:*:*:*:*:*:*:* | ||
3.4CPE matchmatch criteria | cpe:2.3:o:oracle:vm_server:3.4:*:*:*:*:*:*:* | ||
5.0CPE matchmatch criteria | cpe:2.3:o:oracle:linux:5.0:*:*:*:*:*:*:* | ||
6CPE matchmatch criteria | cpe:2.3:o:oracle:linux:6:*:*:*:*:*:*:* | ||
7CPE matchmatch criteria | cpe:2.3:o:oracle:linux:7:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.