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CVE-2023-6356

Kernel: null pointer dereference in nvmet_tcp_build_iovec

Published: 2/7/2024 Last updated: 11/6/2025 Reserved: 11/28/2023

A flaw was found in the Linux kernel's NVMe driver. This issue may allow an unauthenticated malicious actor to send a set of crafted TCP packages when using NVMe over TCP, leading the NVMe driver to a NULL pointer dereference in the NVMe driver and causing kernel panic and a denial of service.

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

Metrics

Version Score Severity Vector String
3.1 6.5 Medium CVSS:3.1/AV:N/AC:L/PR:L/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 (54)

Product Vendor Version
Red Hat Enterprise Linux 9 Red Hat 15.6(2)T
Red Hat Enterprise Linux 9 Red Hat 16.12.1a
Red Hat Enterprise Linux 8.8 Extended Update Support Red Hat V500R005C00
Red Hat Enterprise Linux 8.6 Extended Update Support Red Hat 15.6(1)T
Red Hat Enterprise Linux 8 Red Hat 16.12.1s
Red Hat Enterprise Linux 7 Red Hat < ddd49cbbd4c1ceb38032018b589b44208e54f55e
Red Hat Enterprise Linux 8 Red Hat < 11.7
Red Hat Enterprise Linux 9 Red Hat and 2015.006.30464 and earlier versions
Red Hat Enterprise Linux 9.2 Extended Update Support Red Hat <= 2.15.5
Red Hat Enterprise Linux 7 Red Hat 16.12.2a
Red Hat Enterprise Linux 6 Red Hat 8.10.2
Red Hat Enterprise Linux 6 Red Hat < ad0dfe9bcf0d78e699c7efb64c90ed062dc48bea
Red Hat Virtualization 4 for Red Hat Enterprise Linux 8 Red Hat 15.6(1)T0a
Red Hat Enterprise Linux 8.6 Extended Update Support Red Hat 3.2
Red Hat Enterprise Linux 9.2 Extended Update Support Red Hat 16.12.1c
Red Hat Enterprise Linux 9 Red Hat < iCloud for Windows 7.11
Red Hat Enterprise Linux 9.2 Extended Update Support Red Hat 3.3
Red Hat Enterprise Linux 9 Red Hat 15.6(2)T2
Red Hat Enterprise Linux 7 Red Hat n/a
Red Hat Enterprise Linux 9.2 Extended Update Support Red Hat n/a
Red Hat Enterprise Linux 7 Red Hat n/a
Red Hat Enterprise Linux 8 Red Hat V500R001C60
RHOL-5.8-RHEL-9 Red Hat V500R001C30
RHOL-5.8-RHEL-9 Red Hat 3.4
RHOL-5.8-RHEL-9 Red Hat n/a
RHOL-5.8-RHEL-9 Red Hat <= 11.30.0
RHOL-5.8-RHEL-9 Red Hat 16.12.1w
RHOL-5.8-RHEL-9 Red Hat <= 2.0.0
RHOL-5.8-RHEL-9 Red Hat 3.5
RHOL-5.8-RHEL-9 Red Hat 15.6(1)T1
RHOL-5.8-RHEL-9 Red Hat < publication
RHOL-5.8-RHEL-9 Red Hat n/a
RHOL-5.8-RHEL-9 Red Hat V500R001C60
RHOL-5.8-RHEL-9 Red Hat n/a
RHOL-5.8-RHEL-9 Red Hat < iOS 12.2
RHOL-5.8-RHEL-9 Red Hat 16.12.2
RHOL-5.8-RHEL-9 Red Hat < publication
RHOL-5.8-RHEL-9 Red Hat 15.6(2)T1
RHOL-5.8-RHEL-9 Red Hat <= 1.00
RHOL-5.8-RHEL-9 Red Hat 5.0.0
RHOL-5.8-RHEL-9 Red Hat < tvOS 12.2
RHOL-5.8-RHEL-9 Red Hat V500R005C00
RHOL-5.8-RHEL-9 Red Hat 8.10.1
RHOL-5.8-RHEL-9 Red Hat consult Xen advisory XSA-418
RHOL-5.8-RHEL-9 Red Hat firmware FS010W_00_V1.3.0 and earlier
RHOL-5.8-RHEL-9 Red Hat 16.12.1y
RHOL-5.8-RHEL-9 Red Hat 2.8.0
RHOL-5.8-RHEL-9 Red Hat < Safari 12.1
RHOL-5.8-RHEL-9 Red Hat 15.6(1)T2
RHOL-5.8-RHEL-9 Red Hat < publication
RHOL-5.8-RHEL-9 Red Hat 10.1.1.37576
RHOL-5.8-RHEL-9 Red Hat 2013 Service Pack 1
RHOL-5.8-RHEL-9 Red Hat 5.0.5.2
RHOL-5.8-RHEL-9 Red Hat < iTunes 12.9.4 for Windows

References (46)

Credits (2)