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The Linux Kernel 2.6.32 and later are affected by a denial of service, by flooding the…

Priority LOW 35CWE-754Published · Updated

Key facts

Attack vector
Adjacent network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
None · None · High
Fix status
Partial Red Hat: 14 fixed, 1 without a fix

Attack profile from CVSS 3.0 · NVD. Fix status from CNA and Red Hat.

Summary

The Linux Kernel 2.6.32 and later are affected by a denial of service, by flooding the diagnostic port 0x80 an exception can be triggered leading to a kernel panic.

Why it matters now

EPSS 0.01216 68th percentileScored 2026-11-07
Fix Partial Red Hat: 3 advisoriesRed Hat: 14 fixed, 1 without a fix

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 · 17

CPEVersionsRoleVendor
cpe:2.3:a:redhat:virtualization_host:4.0:*:*:*:*:*:*:*4.0VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*7.0VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*7.0VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*7.6VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:*7.6VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*7.6VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*7.0VulnerableRed Hat
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*2.6.32 to before 4.15VulnerableLinux
cpe:2.3:o:linux:linux_kernel:4.15:rc1:*:*:*:*:*:*4.15 rc1VulnerableLinux
cpe:2.3:o:linux:linux_kernel:4.15:rc2:*:*:*:*:*:*4.15 rc2VulnerableLinux
  • cpe:2.3:a:redhat:virtualization_host:4.0:*:*:*:*:*:*:* Versions 4.0 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:* Versions 7.6 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:* Versions 7.6 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:* Versions 7.6 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat
  • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Versions 2.6.32 to before 4.15 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:4.15:rc1:*:*:*:*:*:* Versions 4.15 rc1 Vulnerable ·Linux
  • cpe:2.3:o:linux:linux_kernel:4.15:rc2:*:*:*:*:*:* Versions 4.15 rc2 Vulnerable ·Linux
Show 7 more CPE
CPEVersionsRoleVendor
cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*7.0VulnerableDebian
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*8.0VulnerableDebian
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*9.0VulnerableDebian
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*12.04VulnerableCanonical
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*14.04VulnerableCanonical
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*16.04VulnerableCanonical
cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*17.10VulnerableCanonical
  • cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Debian
  • cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Debian
  • cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·Debian
  • cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:* Versions 12.04 Vulnerable ·Canonical
  • cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* Versions 14.04 Vulnerable ·Canonical
  • cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* Versions 16.04 Vulnerable ·Canonical
  • cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:* Versions 17.10 Vulnerable ·Canonical

Remediation

Red Hat 3 advisories

  • RHSA-2019:1170 Released 2019-05-14 · Red Hat rating Important
    kernel security and bug fix update
    • Red Hat Enterprise Linux ComputeNode EUS (v. 7.4) kernel-3.10.0-693.47.2.el7, kernel-abi-whitelists-3.10.0-693.47.2.el7, kernel-debug-3.10.0-693.47.2.el7 +7
    • Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.4) kernel-tools-libs-devel-3.10.0-693.47.2.el7
    • Red Hat Enterprise Linux Server EUS (v. 7.4) kernel-3.10.0-693.47.2.el7, kernel-abi-whitelists-3.10.0-693.47.2.el7, kernel-bootwrapper-3.10.0-693.47.2.el7 +10
    • Red Hat Enterprise Linux Server Optional EUS (v. 7.4) kernel-debug-devel-3.10.0-693.47.2.el7, kernel-tools-libs-devel-3.10.0-693.47.2.el7
  • RHSA-2018:1062 Released 2018-04-10 · Red Hat rating Important
    kernel security, bug fix, and enhancement update
    • Red Hat Enterprise Linux Client (v. 7) kernel-3.10.0-862.el7, kernel-abi-whitelists-3.10.0-862.el7, kernel-debug-3.10.0-862.el7 +8
    • Red Hat Enterprise Linux Client Optional (v. 7) kernel-tools-libs-devel-3.10.0-862.el7
    • Red Hat Enterprise Linux ComputeNode (v. 7) kernel-3.10.0-862.el7, kernel-abi-whitelists-3.10.0-862.el7, kernel-debug-3.10.0-862.el7 +8
    • Red Hat Enterprise Linux ComputeNode Optional (v. 7) kernel-tools-libs-devel-3.10.0-862.el7
    • Red Hat Enterprise Linux Server (v. 7) kernel-3.10.0-862.el7, kernel-abi-whitelists-3.10.0-862.el7, kernel-bootwrapper-3.10.0-862.el7 +11
    • Red Hat Enterprise Linux Server Optional (v. 7) kernel-debug-devel-3.10.0-862.el7, kernel-tools-libs-devel-3.10.0-862.el7
    • Red Hat Enterprise Linux Workstation (v. 7) kernel-3.10.0-862.el7, kernel-abi-whitelists-3.10.0-862.el7, kernel-debug-3.10.0-862.el7 +8
    • Red Hat Enterprise Linux Workstation Optional (v. 7) kernel-tools-libs-devel-3.10.0-862.el7
  • RHSA-2018:0676 Released 2018-04-10 · Red Hat rating Important
    kernel-rt security, bug fix, and enhancement update
    • Red Hat Enterprise Linux for Real Time (v. 7) kernel-rt-3.10.0-862.rt56.804.el7, kernel-rt-debug-3.10.0-862.rt56.804.el7, kernel-rt-debug-devel-3.10.0-862.rt56.804.el7 +4
    • Red Hat Enterprise Linux for Real Time for NFV (v. 7) kernel-rt-3.10.0-862.rt56.804.el7, kernel-rt-debug-3.10.0-862.rt56.804.el7, kernel-rt-debug-devel-3.10.0-862.rt56.804.el7 +7

Vendor assessments

Red Hat

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

ProductStatusPlan or fix
Red Hat Enterprise Linux 6AffectedNo fix planned: Will not fix
Red Hat Enterprise Linux Client (v. 7)Fixed RHSA-2018:1062
Red Hat Enterprise Linux Client Optional (v. 7)Fixed RHSA-2018:1062
Red Hat Enterprise Linux ComputeNode (v. 7)Fixed RHSA-2018:1062
Red Hat Enterprise Linux ComputeNode EUS (v. 7.4)Fixed RHSA-2019:1170
Red Hat Enterprise Linux ComputeNode Optional (v. 7)Fixed RHSA-2018:1062
Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.4)Fixed RHSA-2019:1170
Red Hat Enterprise Linux Server (v. 7)Fixed RHSA-2018:1062
Red Hat Enterprise Linux Server EUS (v. 7.4)Fixed RHSA-2019:1170
Red Hat Enterprise Linux Server Optional (v. 7)Fixed RHSA-2018:1062
Red Hat Enterprise Linux Server Optional EUS (v. 7.4)Fixed RHSA-2019:1170
Red Hat Enterprise Linux Workstation (v. 7)Fixed RHSA-2018:1062
Red Hat Enterprise Linux Workstation Optional (v. 7)Fixed RHSA-2018:1062
Red Hat Enterprise Linux for Real Time (v. 7)Fixed RHSA-2018:0676
Red Hat Enterprise Linux for Real Time for NFV (v. 7)Fixed RHSA-2018:0676
Not affected: 3 products
  • Red Hat Enterprise Linux 5
  • Red Hat Enterprise Linux 7
  • Red Hat Enterprise MRG 2

Timeline

  1. 2026-10-02 Threatist record created from CVE-2017-1000407
  2. 2026-10-03 Alias added: GHSA-jh8r-93cx-crmc

References

Sources