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Fencer Intel
high 7.8

CVE-2016-3135 json

Integer overflow in the xt_alloc_table_info function in net/netfilter/x_tables.c in the Linux kernel through 4.5.2 on 32-bit platforms allo…

published 2016-04-27 10 y ago modified 2026-06-17 4 mo ago also EUVD-2016-4187

cvss
7.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.0%
EPSS 1.0% chance of exploitation in 30 days, percentile 63%
public exploits
1
Exploit-DB

Summary

Integer overflow in the xt_alloc_table_info function in net/netfilter/x_tables.c in the Linux kernel through 4.5.2 on 32-bit platforms allows local users to gain privileges or cause a denial of service (heap memory corruption) via an IPT_SO_SET_REPLACE setsockopt call.

Patch / fix

  • linux linux_kernel 4.4.21, 4.6
  • linux Debian 14, Debian 13, Debian 12 4.4.6-1

debian advisories DEBIAN-CVE-2016-3135

  • linux Ubuntu 16.04 LTS 4.4.0-34.53
  • linux-raspi2 Ubuntu 16.04 LTS 4.4.0-1019.25
  • linux-lts-wily Ubuntu 14.04 LTS 4.2.0-34.39~14.04.1
  • linux-lts-xenial Ubuntu 14.04 LTS 4.4.0-34.53~14.04.1
  • linux-snapdragon Ubuntu 16.04 LTS 4.4.0-1022.25

ubuntu advisories UBUNTU-CVE-2016-3135

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • kernel-source openSUSE Tumbleweed 4.8.13-1.1

opensuse advisories openSUSE-SU-2024:10128-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2016-3135 updated cvss 6.2

kernel: netfilter: size overflow in x_tables

  • Red Hat Enterprise Linux 5 kernel Red Hat Enterprise Linux 6 perf, kernel, python-perf, kernel-kdump, kernel-firmware, kernel-bootwrapper, +1 more Red Hat Enterprise Linux 7 perf, kernel, bpftool, kernel-rt, python-perf, kernel-kdump, +8 more Red Hat Enterprise MRG 2 kernel-rt, mrg-rt-release, kernel-rt-trace, kernel-rt-vanilla, kernel-rt-firmware
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Timeline

  1. First public exploit (EDB-39545)
  2. Published

Exploit prediction

1.00% chance of exploitation in the next 30 days, higher than 63% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • EDB-39545 Linux Kernel 3.10/3.18 /4.4 - Netfilter IPT_SO_SET_REPLACE Memory Corruption dos, 2016-03-09

CVSS scores

assigned by version score vector
NVD 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.2 AV:L/AC:L/Au:N/C:C/I:C/A:C

Classification

Weakness
Technology feeds

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.