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TI-2017-13393 Aliases CVE-2017-18208GHSA-85g2-5cqr-rm5c

The madvise_willneed function in mm/madvise.c in the Linux kernel before 4.14.4 allows…

Priority LOW 25CWE-835Published · Updated

Key facts

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

Attack profile from CVSS 3.0 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-835.

Summary

The madvise_willneed function in mm/madvise.c in the Linux kernel before 4.14.4 allows local users to cause a denial of service (infinite loop) by triggering use of MADVISE_WILLNEED for a DAX mapping.

Why it matters now

EPSS 0.00466 40th percentileScored 2026-11-07
Fix Fixed Red Hat: 6 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:*:*:*:*:*:*:*:*before 4.14.4VulnerableLinux
  • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Versions before 4.14.4 Vulnerable ·Linux

Remediation

Red Hat 6 advisories

  • RHSA-2019:4058 Released 2019-12-03 · Red Hat rating Important
    kernel security and bug fix update
    • Red Hat Enterprise Linux Server AUS (v. 7.4) kernel-3.10.0-693.61.1.el7, kernel-abi-whitelists-3.10.0-693.61.1.el7, kernel-debug-3.10.0-693.61.1.el7 +8
    • Red Hat Enterprise Linux Server E4S (v. 7.4) kernel-3.10.0-693.61.1.el7, kernel-abi-whitelists-3.10.0-693.61.1.el7, kernel-bootwrapper-3.10.0-693.61.1.el7 +9
    • Red Hat Enterprise Linux Server Optional AUS (v. 7.4) kernel-tools-libs-devel-3.10.0-693.61.1.el7
    • Red Hat Enterprise Linux Server Optional E4S (v. 7.4) kernel-debug-devel-3.10.0-693.61.1.el7, kernel-tools-libs-devel-3.10.0-693.61.1.el7
    • Red Hat Enterprise Linux Server Optional TUS (v. 7.4) kernel-tools-libs-devel-3.10.0-693.61.1.el7
    • Red Hat Enterprise Linux Server TUS (v. 7.4) kernel-3.10.0-693.61.1.el7, kernel-abi-whitelists-3.10.0-693.61.1.el7, kernel-debug-3.10.0-693.61.1.el7 +8
  • RHSA-2019:4057 Released 2019-12-03 · Red Hat rating Important
    kernel-rt security and bug fix update
    • Red Hat MRG Realtime for RHEL 6 Server v.2 kernel-rt-1:3.10.0-693.61.1.rt56.656.el6rt, kernel-rt-debug-1:3.10.0-693.61.1.rt56.656.el6rt, kernel-rt-debug-devel-1:3.10.0-693.61.1.rt56.656.el6rt +7
  • RHSA-2019:3967 Released 2019-11-26 · Red Hat rating Important
    kernel security and bug fix update
    • Red Hat Enterprise Linux ComputeNode EUS (v. 7.5) kernel-3.10.0-862.44.2.el7, kernel-abi-whitelists-3.10.0-862.44.2.el7, kernel-debug-3.10.0-862.44.2.el7 +8
    • Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.5) kernel-tools-libs-devel-3.10.0-862.44.2.el7
    • Red Hat Enterprise Linux Server EUS (v. 7.5) kernel-3.10.0-862.44.2.el7, kernel-abi-whitelists-3.10.0-862.44.2.el7, kernel-bootwrapper-3.10.0-862.44.2.el7 +11
    • Red Hat Enterprise Linux Server Optional EUS (v. 7.5) kernel-debug-devel-3.10.0-862.44.2.el7, kernel-tools-libs-devel-3.10.0-862.44.2.el7
Show 3 more Red Hat advisories
  • RHSA-2018:3096 Released 2018-10-30 · Red Hat rating Important
    kernel-rt security, bug fix, and enhancement update
    • Red Hat Enterprise Linux for Real Time (v. 7) kernel-rt-3.10.0-957.rt56.910.el7, kernel-rt-debug-3.10.0-957.rt56.910.el7, kernel-rt-debug-devel-3.10.0-957.rt56.910.el7 +4
    • Red Hat Enterprise Linux for Real Time for NFV (v. 7) kernel-rt-3.10.0-957.rt56.910.el7, kernel-rt-debug-3.10.0-957.rt56.910.el7, kernel-rt-debug-devel-3.10.0-957.rt56.910.el7 +7
  • RHSA-2018:2948 Released 2018-10-30 · Red Hat rating Important
    kernel-alt security, bug fix, and enhancement update
    • Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) kernel-4.14.0-115.el7a, kernel-abi-whitelists-4.14.0-115.el7a, kernel-alt-4.14.0-115.el7a +9
    • Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) kernel-debug-devel-4.14.0-115.el7a, kernel-tools-libs-devel-4.14.0-115.el7a
  • RHSA-2018:3083 Released 2018-10-30 · Red Hat rating Important
    kernel security, bug fix, and enhancement update
    • Red Hat Enterprise Linux Client (v. 7) bpftool-3.10.0-957.el7, kernel-3.10.0-957.el7, kernel-abi-whitelists-3.10.0-957.el7 +8
    • Red Hat Enterprise Linux Client Optional (v. 7) kernel-tools-libs-devel-3.10.0-957.el7
    • Red Hat Enterprise Linux ComputeNode (v. 7) bpftool-3.10.0-957.el7, kernel-3.10.0-957.el7, kernel-abi-whitelists-3.10.0-957.el7 +8
    • Red Hat Enterprise Linux ComputeNode Optional (v. 7) kernel-tools-libs-devel-3.10.0-957.el7
    • Red Hat Enterprise Linux Server (v. 7) bpftool-3.10.0-957.el7, kernel-3.10.0-957.el7, kernel-abi-whitelists-3.10.0-957.el7 +11
    • Red Hat Enterprise Linux Server Optional (v. 7) kernel-debug-devel-3.10.0-957.el7, kernel-tools-libs-devel-3.10.0-957.el7
    • Red Hat Enterprise Linux Workstation (v. 7) bpftool-3.10.0-957.el7, kernel-3.10.0-957.el7, kernel-abi-whitelists-3.10.0-957.el7 +8
    • Red Hat Enterprise Linux Workstation Optional (v. 7) kernel-tools-libs-devel-3.10.0-957.el7
    • Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) kernel-3.10.0-957.el7, kernel-abi-whitelists-3.10.0-957.el7, kernel-bootwrapper-3.10.0-957.el7 +10
    • Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) kernel-debug-devel-3.10.0-957.el7, kernel-tools-libs-devel-3.10.0-957.el7

Vendor assessments

Red Hat

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

ProductStatusPlan or fix
Red Hat Enterprise Linux Client (v. 7)Fixed RHSA-2018:3083
Red Hat Enterprise Linux Client Optional (v. 7)Fixed RHSA-2018:3083
Red Hat Enterprise Linux ComputeNode (v. 7)Fixed RHSA-2018:3083
Red Hat Enterprise Linux ComputeNode EUS (v. 7.5)Fixed RHSA-2019:3967
Red Hat Enterprise Linux ComputeNode Optional (v. 7)Fixed RHSA-2018:3083
Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.5)Fixed RHSA-2019:3967
Red Hat Enterprise Linux Server (v. 7)Fixed RHSA-2018:3083
Red Hat Enterprise Linux Server AUS (v. 7.4)Fixed RHSA-2019:4058
Red Hat Enterprise Linux Server E4S (v. 7.4)Fixed RHSA-2019:4058
Red Hat Enterprise Linux Server EUS (v. 7.5)Fixed RHSA-2019:3967
Red Hat Enterprise Linux Server Optional (v. 7)Fixed RHSA-2018:3083
Red Hat Enterprise Linux Server Optional AUS (v. 7.4)Fixed RHSA-2019:4058
Red Hat Enterprise Linux Server Optional E4S (v. 7.4)Fixed RHSA-2019:4058
Red Hat Enterprise Linux Server Optional EUS (v. 7.5)Fixed RHSA-2019:3967
Red Hat Enterprise Linux Server Optional TUS (v. 7.4)Fixed RHSA-2019:4058
Red Hat Enterprise Linux Server TUS (v. 7.4)Fixed RHSA-2019:4058
Red Hat Enterprise Linux Workstation (v. 7)Fixed RHSA-2018:3083
Red Hat Enterprise Linux Workstation Optional (v. 7)Fixed RHSA-2018:3083
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)Fixed RHSA-2018:2948, RHSA-2018:3083
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7)Fixed RHSA-2018:2948, RHSA-2018:3083
Red Hat Enterprise Linux for Real Time (v. 7)Fixed RHSA-2018:3096
Red Hat Enterprise Linux for Real Time for NFV (v. 7)Fixed RHSA-2018:3096
Red Hat MRG Realtime for RHEL 6 Server v.2Fixed RHSA-2019:4057
Not affected: 8 products
  • Red Hat Enterprise Linux 5
  • Red Hat Enterprise Linux 6
  • Red Hat Enterprise Linux 8
  • Red Hat Enterprise Linux Client (v. 7)
  • Red Hat Enterprise Linux ComputeNode (v. 7)
  • Red Hat Enterprise Linux Server (v. 7)
  • Red Hat Enterprise Linux Workstation (v. 7)
  • Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)

Timeline

  1. 2026-10-02 Threatist record created from CVE-2017-18208
  2. 2026-10-03 Alias added: GHSA-85g2-5cqr-rm5c

References

Advisory 16

  • 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