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TI-2016-07124 Aliases CVE-2016-8666GHSA-59g9-3m7p-ch4f

The IP stack in the Linux kernel before 4.6 allows remote attackers to cause a denial of…

Priority MEDIUM 40CWE-400Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Denial of service
Confidentiality · integrity · availability
None · None · High
Fix status
Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-400.

Summary

The IP stack in the Linux kernel before 4.6 allows remote attackers to cause a denial of service (stack consumption and panic) or possibly have unspecified other impact by triggering use of the GRO path for packets with tunnel stacking, as demonstrated by interleaved IPv4 headers and GRE headers, a related issue to CVE-2016-7039.

Why it matters now

EPSS 0.047 91st percentileScored 2026-11-07
Fix Fixed Red Hat: 5 advisories

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

VendorProductAffected versionsFixed inStatusSource
——all versions—No fix listedCNA
  • — Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*3.14 to before 3.16.35; 3.17 to before 3.18.47; 3.19 to before 4.1.38; 4.2 to before 4.4.29; 4.5 to before 4.6VulnerableLinux
  • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Versions 3.14 to before 3.16.35; 3.17 to before 3.18.47; 3.19 to before 4.1.38; 4.2 to before 4.4.29; 4.5 to before 4.6 Vulnerable ·Linux

Remediation

Red Hat 5 advisories

  • RHSA-2017:0372 Released 2017-03-02 · Red Hat rating Important
    kernel-aarch64 security and bug fix update
    • Red Hat Enterprise Linux Server (v. 7) kernel-4.5.0-15.2.1.el7, kernel-aarch64-4.5.0-15.2.1.el7, kernel-debug-4.5.0-15.2.1.el7 +7
    • Red Hat Enterprise Linux Server Optional (v. 7) kernel-tools-libs-devel-4.5.0-15.2.1.el7
  • RHSA-2017:0004 Released 2017-01-03 · Red Hat rating Important
    kernel security and bug fix update
    • Red Hat Enterprise Linux ComputeNode EUS (v. 7.1) kernel-3.10.0-229.46.1.el7, kernel-abi-whitelists-3.10.0-229.46.1.el7, kernel-debug-3.10.0-229.46.1.el7 +7
    • Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.1) kernel-tools-libs-devel-3.10.0-229.46.1.el7, python-perf-3.10.0-229.46.1.el7
    • Red Hat Enterprise Linux Server EUS (v. 7.1) kernel-3.10.0-229.46.1.ael7b, kernel-3.10.0-229.46.1.el7, kernel-abi-whitelists-3.10.0-229.46.1.ael7b +20
    • Red Hat Enterprise Linux Server Optional EUS (v. 7.1) kernel-debug-devel-3.10.0-229.46.1.ael7b, kernel-tools-libs-devel-3.10.0-229.46.1.ael7b, kernel-tools-libs-devel-3.10.0-229.46.1.el7 +2
  • RHSA-2016:2110 Released 2016-10-26 · Red Hat rating Important
    kernel-rt security update
    • Red Hat Enterprise Linux Realtime (v. 7) kernel-rt-3.10.0-327.36.3.rt56.238.el7, kernel-rt-debug-3.10.0-327.36.3.rt56.238.el7, kernel-rt-debug-devel-3.10.0-327.36.3.rt56.238.el7 +4
    • Red Hat Enterprise Linux for Real Time for NFV (v. 7) kernel-rt-3.10.0-327.36.3.rt56.238.el7, kernel-rt-debug-3.10.0-327.36.3.rt56.238.el7, kernel-rt-debug-devel-3.10.0-327.36.3.rt56.238.el7 +7
Show 2 more Red Hat advisories
  • RHSA-2016:2107 Released 2016-10-26 · Red Hat rating Important
    kernel-rt security update
    • Red Hat MRG Realtime for RHEL 6 Server v.2 kernel-rt-1:3.10.0-327.rt56.198.el6rt, kernel-rt-debug-1:3.10.0-327.rt56.198.el6rt, kernel-rt-debug-devel-1:3.10.0-327.rt56.198.el6rt +7
  • RHSA-2016:2047 Released 2016-10-10 · Red Hat rating Important
    kernel security update
    • Red Hat Enterprise Linux Client (v. 7) kernel-3.10.0-327.36.2.el7, kernel-abi-whitelists-3.10.0-327.36.2.el7, kernel-debug-3.10.0-327.36.2.el7 +8
    • Red Hat Enterprise Linux Client Optional (v. 7) kernel-tools-libs-devel-3.10.0-327.36.2.el7
    • Red Hat Enterprise Linux ComputeNode (v. 7) kernel-3.10.0-327.36.2.el7, kernel-abi-whitelists-3.10.0-327.36.2.el7, kernel-debug-3.10.0-327.36.2.el7 +8
    • Red Hat Enterprise Linux ComputeNode Optional (v. 7) kernel-tools-libs-devel-3.10.0-327.36.2.el7
    • Red Hat Enterprise Linux Server (v. 7) kernel-3.10.0-327.36.2.el7, kernel-abi-whitelists-3.10.0-327.36.2.el7, kernel-bootwrapper-3.10.0-327.36.2.el7 +11
    • Red Hat Enterprise Linux Server Optional (v. 7) kernel-debug-devel-3.10.0-327.36.2.el7, kernel-tools-libs-devel-3.10.0-327.36.2.el7
    • Red Hat Enterprise Linux Workstation (v. 7) kernel-3.10.0-327.36.2.el7, kernel-abi-whitelists-3.10.0-327.36.2.el7, kernel-debug-3.10.0-327.36.2.el7 +8
    • Red Hat Enterprise Linux Workstation Optional (v. 7) kernel-tools-libs-devel-3.10.0-327.36.2.el7

Vendor assessments

Red Hat

Red Hat rating: Important. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux Client (v. 7)Fixed RHSA-2016:2047
Red Hat Enterprise Linux Client Optional (v. 7)Fixed RHSA-2016:2047
Red Hat Enterprise Linux ComputeNode (v. 7)Fixed RHSA-2016:2047
Red Hat Enterprise Linux ComputeNode EUS (v. 7.1)Fixed RHSA-2017:0004
Red Hat Enterprise Linux ComputeNode Optional (v. 7)Fixed RHSA-2016:2047
Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.1)Fixed RHSA-2017:0004
Red Hat Enterprise Linux Realtime (v. 7)Fixed RHSA-2016:2110
Red Hat Enterprise Linux Server (v. 7)Fixed RHSA-2016:2047, RHSA-2017:0372
Red Hat Enterprise Linux Server EUS (v. 7.1)Fixed RHSA-2017:0004
Red Hat Enterprise Linux Server Optional (v. 7)Fixed RHSA-2016:2047, RHSA-2017:0372
Red Hat Enterprise Linux Server Optional EUS (v. 7.1)Fixed RHSA-2017:0004
Red Hat Enterprise Linux Workstation (v. 7)Fixed RHSA-2016:2047
Red Hat Enterprise Linux Workstation Optional (v. 7)Fixed RHSA-2016:2047
Red Hat Enterprise Linux for Real Time for NFV (v. 7)Fixed RHSA-2016:2110
Red Hat MRG Realtime for RHEL 6 Server v.2Fixed RHSA-2016:2107
Not affected: 2 products
  • Red Hat Enterprise Linux 5
  • Red Hat Enterprise Linux 6

Timeline

  1. 2026-10-02 Threatist record created from CVE-2016-8666
  2. 2026-10-03 Alias added: GHSA-59g9-3m7p-ch4f

References

Advisory 5

Other 6

  • TI-2025-26358 tls: fix handling of zero-length records on the rx_list KEVCVSS 3.1CRITICAL 9.8
  • TI-2026-38352 netfilter: bridge: make ebt_snat ARP rewrite writable KEVCVSS 3.1HIGH 8.8
  • TI-2013-05264 The (1) get_user and (2) put_user API functions in the Linux kernel before 3.5.5 on the… KEVCVSS 3.1HIGH 8.8
  • TI-2022-00125 Integer overflow in kernel KEVCVSS 3.1HIGH 8.4
  • TI-2013-01864 The perf_swevent_init function in kernel/events/core.c in the Linux kernel before 3.8.9… KEVCVSS 3.1HIGH 8.4
  • TI-2021-05514 Heap Out-Of-Bounds Write in Netfilter IP6T_SO_SET_REPLACE KEVCVSS 3.1HIGH 8.3
See all 15278 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences