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CVE-2023-4459

Kernel: vmxnet3: null pointer dereference in vmxnet3_rq_cleanup()

Published: 8/21/2023 Last updated: 11/15/2025 Reserved: 8/21/2023

A NULL pointer dereference flaw was found in vmxnet3_rq_cleanup in drivers/net/vmxnet3/vmxnet3_drv.c in the networking sub-component in vmxnet3 in the Linux Kernel. This issue may allow a local attacker with normal user privilege to cause a denial of service due to a missing sanity check during cleanup.

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

Metrics

Version Score Severity Vector String
3.1 5.5 Medium CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Opam packages affected (29)

albatross cdrom conf-bpftool conf-libbpf conf-linux-libc-dev core core_unix hvsock mirage-block-unix mm ocaml-probes ortools_solvers orun rawlink rawlink-eio rawlink-lwt restricted 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 (21)

Product Vendor Version
Red Hat Enterprise Linux 7 Red Hat <= 6.3.*
Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support Red Hat <= 6.12.*
Red Hat Enterprise Linux 8.2 Telecommunications Update Service Red Hat 4.2
Red Hat Enterprise Linux 9 Red Hat < 6853d56dba56d1c24db403ff3885c71e18d572c4
Red Hat Enterprise Linux 8.4 Telecommunications Update Service Red Hat <= *
Red Hat Enterprise Linux 8.4 Update Services for SAP Solutions Red Hat < 92e6c79acad4b96efeff261d27bdbd8089a7dd24
Red Hat Enterprise Linux 9 Red Hat <= <= 1.08
Red Hat Enterprise Linux 8.2 Advanced Update Support Red Hat < 273d1ea12e42e9babb9783837906f3c466f213d3
Red Hat Enterprise Linux 8.6 Extended Update Support Red Hat < 375d192eb1f1d9229a6d994da7ba31f3582b106b
Red Hat Enterprise Linux 9.0 Extended Update Support Red Hat < 9bb10b7aaec3b6278f9cc410c17dcaa129bbbbf0
Red Hat Enterprise Linux 8.2 Update Services for SAP Solutions Red Hat < 4.2
Red Hat Virtualization 4 for Red Hat Enterprise Linux 8 Red Hat < 4.15
Red Hat Enterprise Linux 6 Red Hat <= 6.1.*
Red Hat Enterprise Linux 9 Red Hat <= <= 1.0.2
Red Hat Enterprise Linux 8.2 Telecommunications Update Service Red Hat < 859958a7faefe5b7742b7b8cdbc170713d4bf158
Red Hat Enterprise Linux 8.4 Telecommunications Update Service Red Hat <= 6.17.*
Red Hat Enterprise Linux 9.0 Extended Update Support Red Hat 4.15
Red Hat Enterprise Linux 7 Red Hat <= *
Red Hat Enterprise Linux 8 Red Hat < 4bdfa48d74649898468a0bf5c8b8a48dded77b4a
Red Hat Enterprise Linux 9 Red Hat < 972243f973eb0821084e5833d5f7f4ed025f42da
Red Hat Enterprise Linux 8 Red Hat <= <= 3.3.8

References (40)