CVE-2023-6915

MEDIUM

Linux Kernel < 6.7 - NULL Pointer Dereference

Title source: rule
STIX 2.1

Description

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.

References (7)

Core 7
Core References
Vendor Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2024:2394
Vendor Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2024:2950
Vendor Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2024:3138
Third Party Advisory vdb-entry x_refsource_redhat
https://access.redhat.com/security/cve/CVE-2023-6915
Issue Tracking issue-tracking x_refsource_redhat
https://bugzilla.redhat.com/show_bug.cgi?id=2254982

Scores

CVSS v3 6.2
EPSS 0.0001
EPSS Percentile 1.5%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-476
Status published
Products (4)
linux/linux_kernel 6.7 rc7 (2 CPE variants)
linux/linux_kernel < 6.7
redhat/enterprise_linux 8.0
redhat/enterprise_linux 9.0
Published Jan 15, 2024
Tracked Since Feb 18, 2026