CVE-2023-6915
kernel: Null Pointer Dereference vulnerability in ida_free in lib/idr.c
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · January 15, 2024
Updated · August 7, 2026
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.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.
CVSS / CWE
CVSS 3.1 · 6.2CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-476 · NULL Pointer Dereference