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TI-2019-08848 Aliases CVE-2019-11810GHSA-v8xr-mc49-hfww

An issue was discovered in the Linux kernel before 5.0.7.

Priority MEDIUM 42CWE-416Published · 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
Partial Red Hat: 33 fixed, 2 without a fix

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 5.0.7. A NULL pointer dereference can occur when megasas_create_frame_pool() fails in megasas_alloc_cmds() in drivers/scsi/megaraid/megaraid_sas_base.c. This causes a Denial of Service, related to a use-after-free.

Why it matters now

EPSS 0.05789 93rd percentileScored 2026-11-07
Fix Partial Red Hat: 8 advisoriesRed Hat: 33 fixed, 2 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 · 6

CPEVersionsRoleVendor
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*before 3.16.69; 3.17 to before 3.18.139; 3.19 to before 4.4.179; 4.5 to before 4.9.168; 4.10 to before 4.14.111; 4.15 to before 4.19.34; 4.20 to before 5.0.7VulnerableLinux
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*14.04VulnerableCanonical
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*16.04VulnerableCanonical
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*18.04VulnerableCanonical
cpe:2.3:o:canonical:ubuntu_linux:19.04:*:*:*:*:*:*:*19.04VulnerableCanonical
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*8.0VulnerableDebian
  • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Versions before 3.16.69; 3.17 to before 3.18.139; 3.19 to before 4.4.179; 4.5 to before 4.9.168; 4.10 to before 4.14.111; 4.15 to before 4.19.34; 4.20 to before 5.0.7 Vulnerable ·Linux
  • cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:* Versions 14.04 Vulnerable ·Canonical
  • cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:* Versions 16.04 Vulnerable ·Canonical
  • cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* Versions 18.04 Vulnerable ·Canonical
  • cpe:2.3:o:canonical:ubuntu_linux:19.04:*:*:*:*:*:*:* Versions 19.04 Vulnerable ·Canonical
  • cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* Versions 8.0 Vulnerable ·Debian

Remediation

Red Hat 8 advisories

  • 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-2019:3217 Released 2019-10-29 · 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-4.14.0-115.14.1.el7a, kernel-abi-whitelists-4.14.0-115.14.1.el7a, kernel-alt-4.14.0-115.14.1.el7a +8
    • Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) kernel-debug-devel-4.14.0-115.14.1.el7a, kernel-tools-libs-devel-4.14.0-115.14.1.el7a
  • RHSA-2019:2837 Released 2019-09-20 · Red Hat rating Important
    kernel security and bug fix update
    • Red Hat Enterprise Linux ComputeNode EUS (v. 7.6) bpftool-3.10.0-957.35.1.el7, kernel-3.10.0-957.35.1.el7, kernel-abi-whitelists-3.10.0-957.35.1.el7 +9
    • Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.6) kernel-tools-libs-devel-3.10.0-957.35.1.el7
    • Red Hat Enterprise Linux Server EUS (v. 7.6) bpftool-3.10.0-957.35.1.el7, kernel-3.10.0-957.35.1.el7, kernel-abi-whitelists-3.10.0-957.35.1.el7 +12
    • Red Hat Enterprise Linux Server Optional EUS (v. 7.6) kernel-debug-devel-3.10.0-957.35.1.el7, kernel-tools-libs-devel-3.10.0-957.35.1.el7
    • Red Hat Virtualization 4.2 Hypervisor for RHEL 7.6 EUS kernel-devel-3.10.0-957.35.1.el7, kernel-headers-3.10.0-957.35.1.el7, perf-3.10.0-957.35.1.el7 +1
Show 5 more Red Hat advisories
  • RHSA-2019:2736 Released 2019-09-12 · Red Hat rating Important
    kernel security and bug fix update
    • Red Hat Enterprise Linux Desktop (v. 6) kernel-2.6.32-754.22.1.el6, kernel-abi-whitelists-2.6.32-754.22.1.el6, kernel-debug-2.6.32-754.22.1.el6 +6
    • Red Hat Enterprise Linux Desktop Optional (v. 6) python-perf-2.6.32-754.22.1.el6
    • Red Hat Enterprise Linux HPC Node (v. 6) kernel-2.6.32-754.22.1.el6, kernel-abi-whitelists-2.6.32-754.22.1.el6, kernel-debug-2.6.32-754.22.1.el6 +6
    • Red Hat Enterprise Linux HPC Node Optional (v. 6) python-perf-2.6.32-754.22.1.el6
    • Red Hat Enterprise Linux Server (v. 6) kernel-2.6.32-754.22.1.el6, kernel-abi-whitelists-2.6.32-754.22.1.el6, kernel-bootwrapper-2.6.32-754.22.1.el6 +9
    • Red Hat Enterprise Linux Server Optional (v. 6) python-perf-2.6.32-754.22.1.el6
    • Red Hat Enterprise Linux Workstation (v. 6) kernel-2.6.32-754.22.1.el6, kernel-abi-whitelists-2.6.32-754.22.1.el6, kernel-debug-2.6.32-754.22.1.el6 +6
    • Red Hat Enterprise Linux Workstation Optional (v. 6) python-perf-2.6.32-754.22.1.el6
  • RHSA-2019:2043 Released 2019-08-07 · Red Hat rating Important
    kernel-rt security and bug fix update
    • Red Hat Enterprise Linux for Real Time (v. 7) kernel-rt-3.10.0-1062.rt56.1022.el7, kernel-rt-debug-3.10.0-1062.rt56.1022.el7, kernel-rt-debug-devel-3.10.0-1062.rt56.1022.el7 +4
    • Red Hat Enterprise Linux for Real Time for NFV (v. 7) kernel-rt-3.10.0-1062.rt56.1022.el7, kernel-rt-debug-3.10.0-1062.rt56.1022.el7, kernel-rt-debug-devel-3.10.0-1062.rt56.1022.el7 +7
  • RHSA-2019:2029 Released 2019-08-06 · Red Hat rating Important
    kernel security, bug fix, and enhancement update
    • Red Hat Enterprise Linux Client (v. 7) bpftool-3.10.0-1062.el7, kernel-3.10.0-1062.el7, kernel-abi-whitelists-3.10.0-1062.el7 +8
    • Red Hat Enterprise Linux Client Optional (v. 7) kernel-tools-libs-devel-3.10.0-1062.el7
    • Red Hat Enterprise Linux ComputeNode (v. 7) bpftool-3.10.0-1062.el7, kernel-3.10.0-1062.el7, kernel-abi-whitelists-3.10.0-1062.el7 +8
    • Red Hat Enterprise Linux ComputeNode Optional (v. 7) kernel-tools-libs-devel-3.10.0-1062.el7
    • Red Hat Enterprise Linux Server (v. 7) bpftool-3.10.0-1062.el7, kernel-3.10.0-1062.el7, kernel-abi-whitelists-3.10.0-1062.el7 +11
    • Red Hat Enterprise Linux Server Optional (v. 7) kernel-debug-devel-3.10.0-1062.el7, kernel-tools-libs-devel-3.10.0-1062.el7
    • Red Hat Enterprise Linux Workstation (v. 7) bpftool-3.10.0-1062.el7, kernel-3.10.0-1062.el7, kernel-abi-whitelists-3.10.0-1062.el7 +8
    • Red Hat Enterprise Linux Workstation Optional (v. 7) kernel-tools-libs-devel-3.10.0-1062.el7
  • 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

Vendor assessments

Red Hat

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

ProductStatusPlan or fix
Red Hat Enterprise Linux 5AffectedNo fix planned: Out of support scope
Red Hat Enterprise MRG 2AffectedNo fix planned: Will not 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-2019:2029
Red Hat Enterprise Linux Client Optional (v. 7)Fixed RHSA-2019:2029
Red Hat Enterprise Linux ComputeNode (v. 7)Fixed RHSA-2019:2029
Red Hat Enterprise Linux ComputeNode EUS (v. 7.5)Fixed RHSA-2020:0036
Red Hat Enterprise Linux ComputeNode EUS (v. 7.6)Fixed RHSA-2019:2837
Red Hat Enterprise Linux ComputeNode Optional (v. 7)Fixed RHSA-2019:2029
Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.5)Fixed RHSA-2020:0036
Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.6)Fixed RHSA-2019:2837
Red Hat Enterprise Linux Desktop (v. 6)Fixed RHSA-2019:2736
Red Hat Enterprise Linux Desktop Optional (v. 6)Fixed RHSA-2019:2736
Red Hat Enterprise Linux HPC Node (v. 6)Fixed RHSA-2019:2736
Red Hat Enterprise Linux HPC Node Optional (v. 6)Fixed RHSA-2019:2736
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 Server (v. 6)Fixed RHSA-2019:2736
Red Hat Enterprise Linux Server (v. 7)Fixed RHSA-2019:2029
Red Hat Enterprise Linux Server EUS (v. 7.5)Fixed RHSA-2020:0036
Red Hat Enterprise Linux Server EUS (v. 7.6)Fixed RHSA-2019:2837
Red Hat Enterprise Linux Server Optional (v. 6)Fixed RHSA-2019:2736
Red Hat Enterprise Linux Server Optional (v. 7)Fixed RHSA-2019:2029
Red Hat Enterprise Linux Server Optional EUS (v. 7.5)Fixed RHSA-2020:0036
Red Hat Enterprise Linux Server Optional EUS (v. 7.6)Fixed RHSA-2019:2837
Red Hat Enterprise Linux Workstation (v. 6)Fixed RHSA-2019:2736
Red Hat Enterprise Linux Workstation (v. 7)Fixed RHSA-2019:2029
Red Hat Enterprise Linux Workstation Optional (v. 6)Fixed RHSA-2019:2736
Red Hat Enterprise Linux Workstation Optional (v. 7)Fixed RHSA-2019:2029
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7)Fixed RHSA-2019:3217
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7)Fixed RHSA-2019:3217
Red Hat Enterprise Linux for Real Time (v. 7)Fixed RHSA-2019:2043
Red Hat Enterprise Linux for Real Time for NFV (v. 7)Fixed RHSA-2019:2043
Red Hat Virtualization 4.2 Hypervisor for RHEL 7.6 EUSFixed RHSA-2019:2837

Timeline

  1. 2026-10-02 Threatist record created from CVE-2019-11810
  2. 2026-10-03 Alias added: GHSA-v8xr-mc49-hfww

References

Patch 2

Advisory 19

Sources

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