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TI-2019-08849 Aliases CVE-2019-11811GHSA-62x2-7ppm-gf38

An issue was discovered in the Linux kernel before 5.0.4.

Priority LOW 31CWE-416Published · Updated

Key facts

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

Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-416 and the CVSS impact.

Summary

An issue was discovered in the Linux kernel before 5.0.4. There is a use-after-free upon attempted read access to /proc/ioports after the ipmi_si module is removed, related to drivers/char/ipmi/ipmi_si_intf.c, drivers/char/ipmi/ipmi_si_mem_io.c, and drivers/char/ipmi/ipmi_si_port_io.c.

Why it matters now

EPSS 0.00451 39th percentileScored 2026-11-07
Fix Fixed Red Hat: 8 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 · 10

CPEVersionsRoleVendor
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*4.18 to before 4.19.31; 4.20 to before 5.0.4VulnerableLinux
cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*15.1VulnerableopenSUSE
cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*7.0VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_aus:7.6:*:*:*:*:*:*:*7.6VulnerableRed 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:7.4:*:*:*:*:*:*:*7.4VulnerableRed Hat
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.4:*:*:*:*:*:*:*7.4VulnerableRed 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:*:*:*:*:*:*:*:* Versions 4.18 to before 4.19.31; 4.20 to before 5.0.4 Vulnerable ·Linux
  • cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* Versions 15.1 Vulnerable ·openSUSE
  • cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:* Versions 7.0 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_aus:7.6:*:*:*:*:*:*:* Versions 7.6 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:7.4:*:*:*:*:*:*:* Versions 7.4 Vulnerable ·Red Hat
  • cpe:2.3:o:redhat:enterprise_linux_server_tus:7.4:*:*:*:*:*:*:* Versions 7.4 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

Remediation

Red Hat 8 advisories

  • RHSA-2020:2854 Released 2020-07-07 · Red Hat rating Important
    kernel-alt security and bug fix update
    • Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) kernel-4.14.0-115.26.1.el7a, kernel-abi-whitelists-4.14.0-115.26.1.el7a, kernel-alt-4.14.0-115.26.1.el7a +8
    • Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) kernel-debug-devel-4.14.0-115.26.1.el7a, kernel-tools-libs-devel-4.14.0-115.26.1.el7a
  • RHSA-2020:0036 Released 2020-01-07 · Red Hat rating Moderate
    kernel security and bug fix update
    • Red Hat Enterprise Linux ComputeNode EUS (v. 7.5) kernel-3.10.0-862.46.1.el7, kernel-abi-whitelists-3.10.0-862.46.1.el7, kernel-debug-3.10.0-862.46.1.el7 +8
    • Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.5) kernel-tools-libs-devel-3.10.0-862.46.1.el7
    • Red Hat Enterprise Linux Server EUS (v. 7.5) kernel-3.10.0-862.46.1.el7, kernel-abi-whitelists-3.10.0-862.46.1.el7, kernel-bootwrapper-3.10.0-862.46.1.el7 +11
    • Red Hat Enterprise Linux Server Optional EUS (v. 7.5) kernel-debug-devel-3.10.0-862.46.1.el7, kernel-tools-libs-devel-3.10.0-862.46.1.el7
  • 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
Show 5 more Red Hat advisories
  • 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-2019:1971 Released 2019-07-30 · Red Hat rating Important
    kernel-rt security and bug fix update
    • Red Hat Enterprise Linux Real Time (v. 8) kernel-rt-4.18.0-80.7.1.rt9.153.el8_0, kernel-rt-core-4.18.0-80.7.1.rt9.153.el8_0, kernel-rt-debug-4.18.0-80.7.1.rt9.153.el8_0 +7
    • Red Hat Enterprise Linux Real Time for NFV (v. 8) kernel-rt-4.18.0-80.7.1.rt9.153.el8_0, kernel-rt-core-4.18.0-80.7.1.rt9.153.el8_0, kernel-rt-debug-4.18.0-80.7.1.rt9.153.el8_0 +9
  • RHSA-2019:1959 Released 2019-07-30 · Red Hat rating Important
    kernel security, bug fix, and enhancement update
    • Red Hat CodeReady Linux Builder (v. 8) kernel-tools-libs-devel-4.18.0-80.7.1.el8_0
    • Red Hat Enterprise Linux BaseOS (v. 8) bpftool-4.18.0-80.7.1.el8_0, kernel-4.18.0-80.7.1.el8_0, kernel-abi-whitelists-4.18.0-80.7.1.el8_0 +19
  • RHSA-2019:1873 Released 2019-07-29 · Red Hat rating Important
    kernel security, bug fix, and enhancement update
    • Red Hat Enterprise Linux Client (v. 7) bpftool-3.10.0-957.27.2.el7, kernel-3.10.0-957.27.2.el7, kernel-abi-whitelists-3.10.0-957.27.2.el7 +9
    • Red Hat Enterprise Linux Client Optional (v. 7) kernel-tools-libs-devel-3.10.0-957.27.2.el7
    • Red Hat Enterprise Linux ComputeNode (v. 7) bpftool-3.10.0-957.27.2.el7, kernel-3.10.0-957.27.2.el7, kernel-abi-whitelists-3.10.0-957.27.2.el7 +9
    • Red Hat Enterprise Linux ComputeNode Optional (v. 7) kernel-tools-libs-devel-3.10.0-957.27.2.el7
    • Red Hat Enterprise Linux Server (v. 7) bpftool-3.10.0-957.27.2.el7, kernel-3.10.0-957.27.2.el7, kernel-abi-whitelists-3.10.0-957.27.2.el7 +12
    • Red Hat Enterprise Linux Server Optional (v. 7) kernel-debug-devel-3.10.0-957.27.2.el7, kernel-tools-libs-devel-3.10.0-957.27.2.el7
    • Red Hat Enterprise Linux Workstation (v. 7) bpftool-3.10.0-957.27.2.el7, kernel-3.10.0-957.27.2.el7, kernel-abi-whitelists-3.10.0-957.27.2.el7 +9
    • Red Hat Enterprise Linux Workstation Optional (v. 7) kernel-tools-libs-devel-3.10.0-957.27.2.el7
  • RHSA-2019:1891 Released 2019-07-29 · Red Hat rating Important
    kernel-rt security and bug fix update
    • Red Hat Enterprise Linux Realtime (v. 7) kernel-rt-3.10.0-957.27.2.rt56.940.el7, kernel-rt-debug-3.10.0-957.27.2.rt56.940.el7, kernel-rt-debug-devel-3.10.0-957.27.2.rt56.940.el7 +4
    • Red Hat Enterprise Linux for Real Time for NFV (v. 7) kernel-rt-3.10.0-957.27.2.rt56.940.el7, kernel-rt-debug-3.10.0-957.27.2.rt56.940.el7, kernel-rt-debug-devel-3.10.0-957.27.2.rt56.940.el7 +7

Vendor assessments

Red Hat

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

ProductStatusPlan or fix
Red Hat CodeReady Linux Builder (v. 8)Fixed RHSA-2019:1959
Red Hat Enterprise Linux BaseOS (v. 8)Fixed RHSA-2019:1959
Red Hat Enterprise Linux Client (v. 7)Fixed RHSA-2019:1873
Red Hat Enterprise Linux Client Optional (v. 7)Fixed RHSA-2019:1873
Red Hat Enterprise Linux ComputeNode (v. 7)Fixed RHSA-2019:1873
Red Hat Enterprise Linux ComputeNode EUS (v. 7.5)Fixed RHSA-2020:0036
Red Hat Enterprise Linux ComputeNode Optional (v. 7)Fixed RHSA-2019:1873
Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.5)Fixed RHSA-2020:0036
Red Hat Enterprise Linux Real Time (v. 8)Fixed RHSA-2019:1971
Red Hat Enterprise Linux Real Time for NFV (v. 8)Fixed RHSA-2019:1971
Red Hat Enterprise Linux Realtime (v. 7)Fixed RHSA-2019:1891
Red Hat Enterprise Linux Server (v. 7)Fixed RHSA-2019:1873
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-2020:0036
Red Hat Enterprise Linux Server Optional (v. 7)Fixed RHSA-2019:1873
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-2020:0036
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-2019:1873
Red Hat Enterprise Linux Workstation Optional (v. 7)Fixed RHSA-2019:1873
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)Fixed RHSA-2020:2854
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7)Fixed RHSA-2020:2854
Red Hat Enterprise Linux for Real Time for NFV (v. 7)Fixed RHSA-2019:1891
Red Hat MRG Realtime for RHEL 6 Server v.2Fixed RHSA-2019:4057
Not affected: 3 products
  • Red Hat Enterprise Linux 5
  • Red Hat Enterprise Linux 6
  • Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)

Timeline

  1. 2026-10-02 Threatist record created from CVE-2019-11811
  2. 2026-10-03 Alias added: GHSA-62x2-7ppm-gf38

References

Patch 2

Advisory 11

Sources

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