CVE-2016-4565

HIGH

7.8

CVSS Score

Published: May 23, 2016 at 10:00 AM UTC

Updated: June 17, 2026 at 12:47 AM UTC

3 products affected across 3 vendorsLinux KernelDebian LinuxUbuntu Linux

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Severity

HIGH7.8

Exploit prediction

EPSS 0.5%

Description

The InfiniBand (aka IB) stack in the Linux kernel before 4.5.3 incorrectly relies on the write system call, which allows local users to cause a denial of service (kernel memory write operation) or possibly have unspecified other impact via a uAPI interface.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Ubuntu Linux · Canonicalrubygems

95%

12.04 14.04 15.10 16.04

Debian Linux · Debiandrupal

95%

8.0

Linux Kernel · Linux

95%

v < 3.2.813.11 ≤ v < 3.12.613.13 ≤ v < 3.14.763.15 ≤ v < 3.16.363.17 ≤ v < 3.18.343.19 ≤ v < 4.1.253.3 ≤ v < 3.10.1034.2 ≤ v < 4.4.94.5 ≤ v < 4.5.3

Affected range stops below 3.10.103, so it looks safe — our inference, not a vendor statement

Affected range stops below 3.12.61, so it looks safe — our inference, not a vendor statement

Affected range stops below 3.14.76, so it looks safe — our inference, not a vendor statement

Affected range stops below 3.16.36, so it looks safe — our inference, not a vendor statement

Affected range stops below 3.18.34, so it looks safe — our inference, not a vendor statement

Affected range stops below 3.2.81, so it looks safe — our inference, not a vendor statement

Affected range stops below 4.1.25, so it looks safe — our inference, not a vendor statement

Affected range stops below 4.4.9, so it looks safe — our inference, not a vendor statement

Affected range stops below 4.5.3, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references