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TI-2023-01884 Aliases CVE-2023-2002GHSA-vp9w-43wr-g8fj

Incorrect authorization in Kernel

Priority LOW 33CWE-250Published · Updated

Key facts

Attack vector
Adjacent network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
Privilege escalation, Security bypass
Confidentiality · integrity · availability
Low · Low · High
Fix status
Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA and Red Hat. Impact type from CWE-250 and CWE-863.

Summary

A vulnerability was found in the HCI sockets implementation due to a missing capability check in net/bluetooth/hci_sock.c in the Linux Kernel. This flaw allows an attacker to unauthorized execution of management commands, compromising the confidentiality, integrity, and availability of Bluetooth communication.

Why it matters now

EPSS 0.0147 73rd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed Red Hat: 13 advisories

SSVC decision points

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

Affected products

VendorProductAffected versionsFixed inStatusSource
—KernelKernel prior to Kernel 6.4-rc1—No fix listedCNA
  • Kernel Vendor— Affected Kernel prior to Kernel 6.4-rc1 Fixed in — No fix listed CNA

CPE configurations NVD · 3

CPEVersionsRoleVendor
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*before 6.4VulnerableLinux
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*10.0VulnerableDebian
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*11.0VulnerableDebian
  • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* Versions before 6.4 Vulnerable ·Linux
  • cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* Versions 10.0 Vulnerable ·Debian
  • cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:* Versions 11.0 Vulnerable ·Debian

Remediation

Red Hat 13 advisories

  • RHSA-2024:4098 Released 2024-06-25 · Red Hat rating Moderate
    kernel security update
    • Red Hat Enterprise Linux Server AUS (v. 7.6) bpftool-3.10.0-957.114.1.el7, kernel-3.10.0-957.114.1.el7, kernel-abi-whitelists-3.10.0-957.114.1.el7 +8
    • Red Hat Enterprise Linux Server Optional AUS (v. 7.6) kernel-tools-libs-devel-3.10.0-957.114.1.el7
  • RHSA-2024:2004 Released 2024-04-23 · Red Hat rating Important
    kernel security and bug fix update
    • Red Hat Enterprise Linux Client (v. 7) bpftool-3.10.0-1160.118.1.el7, kernel-3.10.0-1160.118.1.el7, kernel-abi-whitelists-3.10.0-1160.118.1.el7 +8
    • Red Hat Enterprise Linux Client Optional (v. 7) kernel-tools-libs-devel-3.10.0-1160.118.1.el7
    • Red Hat Enterprise Linux ComputeNode Optional (v. 7) kernel-tools-libs-devel-3.10.0-1160.118.1.el7
    • Red Hat Enterprise Linux Server (v. 7) bpftool-3.10.0-1160.118.1.el7, kernel-3.10.0-1160.118.1.el7, kernel-abi-whitelists-3.10.0-1160.118.1.el7 +11
    • Red Hat Enterprise Linux Server Optional (v. 7) kernel-debug-devel-3.10.0-1160.118.1.el7, kernel-tools-libs-devel-3.10.0-1160.118.1.el7
    • Red Hat Enterprise Linux Workstation (v. 7) bpftool-3.10.0-1160.118.1.el7, kernel-3.10.0-1160.118.1.el7, kernel-abi-whitelists-3.10.0-1160.118.1.el7 +8
    • Red Hat Enterprise Linux Workstation Optional (v. 7) kernel-tools-libs-devel-3.10.0-1160.118.1.el7
  • RHSA-2024:2003 Released 2024-04-23 · Red Hat rating Important
    kernel-rt security update
    • Red Hat Enterprise Linux for Real Time (v. 7) kernel-rt-3.10.0-1160.118.1.rt56.1269.el7, kernel-rt-debug-3.10.0-1160.118.1.rt56.1269.el7, kernel-rt-debug-devel-3.10.0-1160.118.1.rt56.1269.el7 +4
    • Red Hat Enterprise Linux for Real Time for NFV (v. 7) kernel-rt-3.10.0-1160.118.1.rt56.1269.el7, kernel-rt-debug-3.10.0-1160.118.1.rt56.1269.el7, kernel-rt-debug-devel-3.10.0-1160.118.1.rt56.1269.el7 +7
Show 10 more Red Hat advisories
  • RHSA-2024:1746 Released 2024-04-10 · Red Hat rating Important
    kernel security update
    • Red Hat Enterprise Linux Server AUS (v. 7.7) bpftool-3.10.0-1062.87.1.el7, kernel-3.10.0-1062.87.1.el7, kernel-abi-whitelists-3.10.0-1062.87.1.el7 +8
    • Red Hat Enterprise Linux Server Optional AUS (v. 7.7) kernel-tools-libs-devel-3.10.0-1062.87.1.el7
  • RHSA-2023:5244 Released 2023-09-19 · Red Hat rating Important
    kernel security, bug fix, and enhancement update
    • Red Hat Enterprise Linux BaseOS (v. 8) bpftool-4.18.0-477.27.1.el8_8, kernel-4.18.0-477.27.1.el8_8, kernel-abi-stablelists-4.18.0-477.27.1.el8_8 +19
    • Red Hat Enterprise Linux CRB (v. 8) kernel-tools-libs-devel-4.18.0-477.27.1.el8_8
  • RHSA-2023:5255 Released 2023-09-19 · Red Hat rating Important
    kernel-rt security and bug fix update
    • Red Hat Enterprise Linux NFV (v. 8) kernel-rt-4.18.0-477.27.1.rt7.290.el8_8, kernel-rt-core-4.18.0-477.27.1.rt7.290.el8_8, kernel-rt-debug-4.18.0-477.27.1.rt7.290.el8_8 +9
    • Red Hat Enterprise Linux RT (v. 8) kernel-rt-4.18.0-477.27.1.rt7.290.el8_8, kernel-rt-core-4.18.0-477.27.1.rt7.290.el8_8, kernel-rt-debug-4.18.0-477.27.1.rt7.290.el8_8 +7
  • RHSA-2023:4962 Released 2023-09-05 · Red Hat rating Important
    kernel security, bug fix, and enhancement update
    • Red Hat Enterprise Linux BaseOS AUS (v.8.4) bpftool-4.18.0-305.103.1.el8_4, kernel-4.18.0-305.103.1.el8_4, kernel-abi-stablelists-4.18.0-305.103.1.el8_4 +14
    • Red Hat Enterprise Linux BaseOS E4S (v.8.4) bpftool-4.18.0-305.103.1.el8_4, kernel-4.18.0-305.103.1.el8_4, kernel-abi-stablelists-4.18.0-305.103.1.el8_4 +19
    • Red Hat Enterprise Linux BaseOS TUS (v.8.4) bpftool-4.18.0-305.103.1.el8_4, kernel-4.18.0-305.103.1.el8_4, kernel-abi-stablelists-4.18.0-305.103.1.el8_4 +14
  • RHSA-2023:4961 Released 2023-09-05 · Red Hat rating Important
    kernel-rt security and bug fix update
    • Red Hat Enterprise Linux NFV E4S (v.8.4) kernel-rt-4.18.0-305.103.1.rt7.178.el8_4, kernel-rt-core-4.18.0-305.103.1.rt7.178.el8_4, kernel-rt-debug-4.18.0-305.103.1.rt7.178.el8_4 +9
    • Red Hat Enterprise Linux NFV TUS (v.8.4) kernel-rt-4.18.0-305.103.1.rt7.178.el8_4, kernel-rt-core-4.18.0-305.103.1.rt7.178.el8_4, kernel-rt-debug-4.18.0-305.103.1.rt7.178.el8_4 +9
    • Red Hat Enterprise Linux RT TUS (v.8.4) kernel-rt-4.18.0-305.103.1.rt7.178.el8_4, kernel-rt-core-4.18.0-305.103.1.rt7.178.el8_4, kernel-rt-debug-4.18.0-305.103.1.rt7.178.el8_4 +7
  • RHSA-2023:4789 Released 2023-08-29 · Red Hat rating Important
    kernel security, bug fix, and enhancement update
    • Red Hat CodeReady Linux Builder EUS (v.8.6) kernel-tools-libs-devel-4.18.0-372.70.1.el8_6
    • Red Hat Enterprise Linux BaseOS EUS (v.8.6) bpftool-4.18.0-372.70.1.el8_6, kernel-4.18.0-372.70.1.el8_6, kernel-abi-stablelists-4.18.0-372.70.1.el8_6 +19
    • Red Hat Virtualization 4 Hypervisor for RHEL 8 kernel-devel-4.18.0-372.70.1.el8_6, perf-4.18.0-372.70.1.el8_6
  • RHSA-2023:4137 Released 2023-07-18 · Red Hat rating Important
    kernel security and bug fix update
    • Red Hat CodeReady Linux Builder EUS (v.9.0) kernel-tools-libs-devel-5.14.0-70.64.1.el9_0
    • Red Hat Enterprise Linux AppStream EUS (v.9.0) kernel-debug-devel-5.14.0-70.64.1.el9_0, kernel-debug-devel-matched-5.14.0-70.64.1.el9_0, kernel-devel-5.14.0-70.64.1.el9_0 +5
    • Red Hat Enterprise Linux BaseOS EUS (v.9.0) bpftool-5.14.0-70.64.1.el9_0, kernel-5.14.0-70.64.1.el9_0, kernel-abi-stablelists-5.14.0-70.64.1.el9_0 +14
  • RHSA-2023:4138 Released 2023-07-18 · Red Hat rating Important
    kernel-rt security and bug fix update
    • Red Hat Enterprise Linux Real Time EUS (v.9.0) kernel-rt-5.14.0-70.64.1.rt21.135.el9_0, kernel-rt-core-5.14.0-70.64.1.rt21.135.el9_0, kernel-rt-debug-5.14.0-70.64.1.rt21.135.el9_0 +7
    • Red Hat Enterprise Linux Real Time for NFV EUS (v.9.0) kernel-rt-5.14.0-70.64.1.rt21.135.el9_0, kernel-rt-core-5.14.0-70.64.1.rt21.135.el9_0, kernel-rt-debug-5.14.0-70.64.1.rt21.135.el9_0 +9
  • RHSA-2023:3708 Released 2023-06-21 · Red Hat rating Important
    kernel-rt security and bug fix update
    • Red Hat Enterprise Linux NFV (v. 9) kernel-rt-5.14.0-284.18.1.rt14.303.el9_2, kernel-rt-core-5.14.0-284.18.1.rt14.303.el9_2, kernel-rt-debug-5.14.0-284.18.1.rt14.303.el9_2 +11
    • Red Hat Enterprise Linux RT (v. 9) kernel-rt-5.14.0-284.18.1.rt14.303.el9_2, kernel-rt-core-5.14.0-284.18.1.rt14.303.el9_2, kernel-rt-debug-5.14.0-284.18.1.rt14.303.el9_2 +9
  • RHSA-2023:3723 Released 2023-06-21 · Red Hat rating Important
    kernel security and bug fix update
    • Red Hat Enterprise Linux AppStream (v. 9) kernel-64k-debug-devel-5.14.0-284.18.1.el9_2, kernel-64k-debug-devel-matched-5.14.0-284.18.1.el9_2, kernel-64k-devel-5.14.0-284.18.1.el9_2 +10
    • Red Hat Enterprise Linux BaseOS (v. 9) bpftool-7.0.0-284.18.1.el9_2, kernel-5.14.0-284.18.1.el9_2, kernel-64k-5.14.0-284.18.1.el9_2 +29
    • Red Hat Enterprise Linux CRB (v. 9) kernel-tools-libs-devel-5.14.0-284.18.1.el9_2

Vendor assessments

Red Hat

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

ProductStatusPlan or fix
Red Hat CodeReady Linux Builder EUS (v.8.6)Fixed RHSA-2023:4789
Red Hat CodeReady Linux Builder EUS (v.9.0)Fixed RHSA-2023:4137
Red Hat Enterprise Linux AppStream (v. 9)Fixed RHSA-2023:3723
Red Hat Enterprise Linux AppStream EUS (v.9.0)Fixed RHSA-2023:4137
Red Hat Enterprise Linux BaseOS (v. 8)Fixed RHSA-2023:5244
Red Hat Enterprise Linux BaseOS (v. 9)Fixed RHSA-2023:3723
Red Hat Enterprise Linux BaseOS AUS (v.8.4)Fixed RHSA-2023:4962
Red Hat Enterprise Linux BaseOS E4S (v.8.4)Fixed RHSA-2023:4962
Red Hat Enterprise Linux BaseOS EUS (v.8.6)Fixed RHSA-2023:4789
Red Hat Enterprise Linux BaseOS EUS (v.9.0)Fixed RHSA-2023:4137
Red Hat Enterprise Linux BaseOS TUS (v.8.4)Fixed RHSA-2023:4962
Red Hat Enterprise Linux CRB (v. 8)Fixed RHSA-2023:5244
Red Hat Enterprise Linux CRB (v. 9)Fixed RHSA-2023:3723
Red Hat Enterprise Linux Client (v. 7)Fixed RHSA-2024:2004
Red Hat Enterprise Linux Client Optional (v. 7)Fixed RHSA-2024:2004
Red Hat Enterprise Linux ComputeNode Optional (v. 7)Fixed RHSA-2024:2004
Red Hat Enterprise Linux NFV (v. 8)Fixed RHSA-2023:5255
Red Hat Enterprise Linux NFV (v. 9)Fixed RHSA-2023:3708
Red Hat Enterprise Linux NFV E4S (v.8.4)Fixed RHSA-2023:4961
Red Hat Enterprise Linux NFV TUS (v.8.4)Fixed RHSA-2023:4961
Red Hat Enterprise Linux RT (v. 8)Fixed RHSA-2023:5255
Red Hat Enterprise Linux RT (v. 9)Fixed RHSA-2023:3708
Red Hat Enterprise Linux RT TUS (v.8.4)Fixed RHSA-2023:4961
Red Hat Enterprise Linux Real Time EUS (v.9.0)Fixed RHSA-2023:4138
Red Hat Enterprise Linux Real Time for NFV EUS (v.9.0)Fixed RHSA-2023:4138
Red Hat Enterprise Linux Server (v. 7)Fixed RHSA-2024:2004
Red Hat Enterprise Linux Server AUS (v. 7.6)Fixed RHSA-2024:4098
Red Hat Enterprise Linux Server AUS (v. 7.7)Fixed RHSA-2024:1746
Red Hat Enterprise Linux Server Optional (v. 7)Fixed RHSA-2024:2004
Red Hat Enterprise Linux Server Optional AUS (v. 7.6)Fixed RHSA-2024:4098
Red Hat Enterprise Linux Server Optional AUS (v. 7.7)Fixed RHSA-2024:1746
Red Hat Enterprise Linux Workstation (v. 7)Fixed RHSA-2024:2004
Red Hat Enterprise Linux Workstation Optional (v. 7)Fixed RHSA-2024:2004
Red Hat Enterprise Linux for Real Time (v. 7)Fixed RHSA-2024:2003
Red Hat Enterprise Linux for Real Time for NFV (v. 7)Fixed RHSA-2024:2003
Red Hat Virtualization 4 Hypervisor for RHEL 8Fixed RHSA-2023:4789
Not affected: 2 products
  • Red Hat Enterprise Linux 6
  • Red Hat Enterprise Linux AppStream (v. 9)

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-2002
  2. 2026-10-03 Alias added: GHSA-vp9w-43wr-g8fj

References

Exploit 1

Advisory 3

Other 1

Sources

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