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CVE-2023-6915

Kernel: null pointer dereference vulnerability in ida_free in lib/idr.c

Published: 1/15/2024 Last updated: 11/6/2025 Reserved: 12/18/2023

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.

CNA assigner: redhat (53f830b8-0a3f-465b-8143-3b8a9948e749) Requested by: n/a

Metrics

Version Score Severity Vector String
3.1 6.2 Medium CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Opam packages affected (27)

albatross cdrom conf-bpftool conf-libbpf conf-linux-libc-dev core core_unix hvsock mirage-block-unix mm ocaml-probes orun rawlink rawlink-eio rawlink-lwt shell solo5 solo5-bindings-hvt solo5-bindings-spt solo5-cross-aarch64 solo5-kernel-ukvm tracy-client tuntap uring vhd-format vhd-format-lwt xapi-stdext-unix

Products affected (12)

Product Vendor Version
Red Hat Enterprise Linux 9 Red Hat 3.14.0S
Red Hat Enterprise Linux 9 Red Hat < 7.13.0
Red Hat Enterprise Linux 7 Red Hat 3.14.1S
Red Hat Enterprise Linux 6 Red Hat n/a
Red Hat Enterprise Linux 7 Red Hat MDM9225
Red Hat Enterprise Linux 8 Red Hat MDM9205
Red Hat Enterprise Linux 9 Red Hat n/a
Red Hat Enterprise Linux 8 Red Hat n/a
Red Hat Enterprise Linux 9 Red Hat <=4.4.0
Red Hat Enterprise Linux 9 Red Hat MDM9225M
Red Hat Enterprise Linux 8 Red Hat 3.6.10E
Red Hat Enterprise Linux 8 Red Hat n/a

References (26)

Credits (2)