Vulnerability Monitor

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CVE-2023-6915


A Null pointer dereference problem was found in ida_free in lib/idr.c in the Linux Kernel. This issue may allow an attacker using this library to cause a denial of service problem due to a missing check at a function return.


Security Impact Summary

This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 6.2, requiring local system access to exploit with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts and availability (service disruption) for affected systems. Impacting 24 products from debian, from redhat, from redhat and 21 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2024, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.


Published

2024-01-15T10:15:26.627

Last Modified

2026-10-23T14:20:36.027

Status

Analyzed

Source

[email protected]

Severity

CVSSv3.1: 6.2 (MEDIUM)

Weaknesses
  • Type: Secondary
    CWE-476
  • Type: Primary
    CWE-476

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System debian debian_linux 10.0 Yes
Application redhat codeready_linux_builder 8.0 Yes
Application redhat codeready_linux_builder_for_arm64 8.0_aarch64 Yes
Application redhat codeready_linux_builder_for_power_little_endian 8.0 Yes
Application redhat codeready_linux_builder_for_power_little_endian_els 8.10 Yes
Operating System redhat enterprise_linux 8.0 Yes
Operating System redhat enterprise_linux 8.0 Yes
Operating System redhat enterprise_linux_for_els 8.10 Yes
Operating System redhat enterprise_linux_for_els 8.10 Yes
Operating System redhat enterprise_linux_for_ibm_z_systems 8.0 Yes
Operating System redhat enterprise_linux_for_ibm_z_systems_els 8.10 Yes
Operating System redhat enterprise_linux_for_power_little_endian 8.0 Yes
Operating System redhat enterprise_linux_for_els 8.10 Yes
Operating System redhat enterprise_linux_for_real_time 8.0 Yes
Operating System redhat enterprise_linux_for_real_time_for_nfv 8.0 Yes
Application redhat codeready_linux_builder 9.0 Yes
Application redhat codeready_linux_builder 9.0 Yes
Application redhat codeready_linux_builder_for_eus 9.4 Yes
Application redhat codeready_linux_builder_for_eus 9.4 Yes
Application redhat codeready_linux_builder_for_eus 9.6 Yes
Application redhat codeready_linux_builder_for_eus 9.6 Yes
Application redhat codeready_linux_builder_for_eus 9.8 Yes
Application redhat codeready_linux_builder_for_eus 9.8 Yes
Application redhat codeready_linux_builder_for_ibm_z_systems 9.0_s390x Yes
Application redhat codeready_linux_builder_for_ibm_z_systems_eus 9.4_s390x Yes
Application redhat codeready_linux_builder_for_ibm_z_systems_eus 9.6_s390x Yes
Application redhat codeready_linux_builder_for_ibm_z_systems_eus 9.8_s390x Yes
Application redhat codeready_linux_builder_for_power_little_endian 9.0_ppc64le Yes
Application redhat codeready_linux_builder_for_power_little_endian_eus 9.4_ppc64le Yes
Application redhat codeready_linux_builder_for_power_little_endian_eus 9.6_ppc64le Yes
Application redhat codeready_linux_builder_for_power_little_endian_eus 9.8_ppc64le Yes
Operating System redhat enterprise_linux 9.0 Yes
Operating System redhat enterprise_linux 9.0 Yes
Operating System redhat enterprise_linux 9.4 Yes
Operating System redhat enterprise_linux 9.6 Yes
Operating System redhat enterprise_linux 9.8 Yes
Operating System redhat enterprise_linux_eus 9.4 Yes
Operating System redhat enterprise_linux_eus 9.4 Yes
Operating System redhat enterprise_linux_eus 9.6 Yes
Operating System redhat enterprise_linux_eus 9.6 Yes
Operating System redhat enterprise_linux_eus 9.8 Yes
Operating System redhat enterprise_linux_eus 9.8 Yes
Operating System redhat enterprise_linux_for_els 9.4 Yes
Operating System redhat enterprise_linux_for_els 9.4 Yes
Operating System redhat enterprise_linux_for_els 9.6 Yes
Operating System redhat enterprise_linux_for_els 9.6 Yes
Operating System redhat enterprise_linux_for_els 9.8 Yes
Operating System redhat enterprise_linux_for_els 9.8 Yes
Operating System redhat enterprise_linux_for_ibm_z_systems 9.0 Yes
Operating System redhat enterprise_linux_for_ibm_z_systems 9.4_s390x Yes
Operating System redhat enterprise_linux_for_ibm_z_systems 9.6_s390x Yes
Operating System redhat enterprise_linux_for_ibm_z_systems 9.8_s390x Yes
Operating System redhat enterprise_linux_for_ibm_z_systems_els 9.4 Yes
Operating System redhat enterprise_linux_for_ibm_z_systems_els 9.6 Yes
Operating System redhat enterprise_linux_for_ibm_z_systems_els 9.8 Yes
Operating System redhat enterprise_linux_for_ibm_z_systems_eus 9.4_s390x Yes
Operating System redhat enterprise_linux_for_ibm_z_systems_eus 9.6_s390x Yes
Operating System redhat enterprise_linux_for_ibm_z_systems_eus 9.8_s390x Yes
Operating System redhat enterprise_linux_for_power_little_endian 9.0 Yes
Operating System redhat enterprise_linux_for_power_little_endian_els 9.4 Yes
Operating System redhat enterprise_linux_for_power_little_endian_els 9.6 Yes
Operating System redhat enterprise_linux_for_power_little_endian_els 9.8 Yes
Operating System redhat enterprise_linux_for_power_little_endian_eus 9.4_ppc64le Yes
Operating System redhat enterprise_linux_for_power_little_endian_eus 9.6_ppc64le Yes
Operating System redhat enterprise_linux_for_power_little_endian_eus 9.8 Yes
Operating System redhat enterprise_linux_server_aus 9.4 Yes
Operating System redhat enterprise_linux_server_aus 9.6 Yes
Operating System redhat enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions 9.4_ppc64le Yes
Operating System redhat enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions 9.6_ppc64le Yes
Operating System redhat enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions 9.8 Yes
Operating System redhat enterprise_linux_update_services_for_sap_solutions 9.4 Yes
Operating System redhat enterprise_linux_update_services_for_sap_solutions 9.6 Yes
Operating System redhat enterprise_linux_update_services_for_sap_solutions 9.8 Yes
Operating System linux linux_kernel < 6.6.13 Yes
Operating System redhat enterprise_linux 8.0 Yes
Operating System redhat enterprise_linux 9.0 Yes

References

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For debian's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.