CVE-2016-7117

CRITICAL

9.8

CVSS Score

Published: October 10, 2016 at 10:00 AM UTC

Updated: June 17, 2026 at 12:52 AM UTC

3 products affected across 3 vendorsLinux KernelDebian LinuxUbuntu Linux

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Severity

CRITICAL9.8

Exploit prediction

EPSS 24%

Description

Use-after-free vulnerability in the __sys_recvmmsg function in net/socket.c in the Linux kernel before 4.5.2 allows remote attackers to execute arbitrary code via vectors involving a recvmmsg system call that is mishandled during error processing.

Affected

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

Ubuntu Linux · Canonicalrubygems

95%

16.04

Debian Linux · Debiandrupal

95%

7.0

Linux Kernel · Linux

95%

2.6.33 ≤ v < 3.2.803.11 ≤ v < 3.12.593.13 ≤ v < 3.14.673.15 ≤ v < 3.16.353.17 ≤ v < 3.18.373.19 ≤ v < 4.1.283.3 ≤ v < 3.4.1133.5 ≤ v < 3.10.1024.2.0 ≤ v < 4.4.84.5.0 ≤ v < 4.5.2

Affected range stops below 3.10.102, so it looks safe — our inference, not a vendor statement

Affected range stops below 3.12.59, so it looks safe — our inference, not a vendor statement

Affected range stops below 3.14.67, so it looks safe — our inference, not a vendor statement

Affected range stops below 3.16.35, so it looks safe — our inference, not a vendor statement

Affected range stops below 3.18.37, so it looks safe — our inference, not a vendor statement

Affected range stops below 3.2.80, so it looks safe — our inference, not a vendor statement

Affected range stops below 3.4.113, so it looks safe — our inference, not a vendor statement

Affected range stops below 4.1.28, so it looks safe — our inference, not a vendor statement

Affected range stops below 4.4.8, so it looks safe — our inference, not a vendor statement

Affected range stops below 4.5.2, 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