CVE-2023-6535
6.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
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, causing kernel panic and a denial of service.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Red Hat | Red Hat Enterprise Linux 8 | 0:4.18.0-513.18.1.rt7.320.el8_9 < * | unaffected |
| Red Hat | Red Hat Enterprise Linux 8 | 0:4.18.0-513.18.1.el8_9 < * | unaffected |
| Red Hat | Red Hat Enterprise Linux 8.6 Extended Update Support | 0:4.18.0-372.91.1.el8_6 < * | unaffected |
| Red Hat | Red Hat Enterprise Linux 8.8 Extended Update Support | 0:4.18.0-477.58.1.el8_8 < * | unaffected |
| Red Hat | Red Hat Enterprise Linux 9 | 0:5.14.0-362.24.1.el9_3 < * | unaffected |
| Red Hat | Red Hat Enterprise Linux 9 | 0:5.14.0-362.24.1.el9_3 < * | unaffected |
| Red Hat | Red Hat Enterprise Linux 9.2 Extended Update Support | 0:5.14.0-284.52.1.el9_2 < * | unaffected |
| Red Hat | Red Hat Enterprise Linux 9.2 Extended Update Support | 0:5.14.0-284.52.1.rt14.337.el9_2 < * | unaffected |
| Red Hat | Red Hat Virtualization 4 for Red Hat Enterprise Linux 8 | 0:4.18.0-372.91.1.el8_6 < * | unaffected |
| Red Hat | RHOL-5.8-RHEL-9 | v5.8.6-22 < * | unaffected |
| Red Hat | RHOL-5.8-RHEL-9 | v5.8.6-11 < * | unaffected |
| Red Hat | RHOL-5.8-RHEL-9 | v6.8.1-407 < * | unaffected |
| Red Hat | RHOL-5.8-RHEL-9 | v5.8.6-19 < * | unaffected |
| Red Hat | RHOL-5.8-RHEL-9 | v1.0.0-479 < * | unaffected |
| Red Hat | RHOL-5.8-RHEL-9 | v5.8.6-7 < * | unaffected |
| Red Hat | RHOL-5.8-RHEL-9 | v0.4.0-247 < * | unaffected |
| Red Hat | RHOL-5.8-RHEL-9 | v5.8.6-5 < * | unaffected |
| Red Hat | RHOL-5.8-RHEL-9 | v1.1.0-227 < * | unaffected |
| Red Hat | RHOL-5.8-RHEL-9 | v5.8.1-470 < * | unaffected |
| Red Hat | RHOL-5.8-RHEL-9 | v2.9.6-14 < * | unaffected |
| Red Hat | RHOL-5.8-RHEL-9 | v5.8.6-2 < * | unaffected |
| Red Hat | RHOL-5.8-RHEL-9 | v5.8.6-24 < * | unaffected |
| Red Hat | RHOL-5.8-RHEL-9 | v5.8.6-10 < * | unaffected |
| Red Hat | RHOL-5.8-RHEL-9 | v0.1.0-525 < * | unaffected |
| Red Hat | RHOL-5.8-RHEL-9 | v0.1.0-224 < * | unaffected |
| Red Hat | RHOL-5.8-RHEL-9 | v0.28.1-56 < * | unaffected |
Weaknesses
- CWE-476: NULL Pointer Dereference
Workarounds
To mitigate this issue, prevent module nvmet-tcp from being loaded. Please see https://access.redhat.com/solutions/41278 for how to blacklist a kernel module to prevent it from loading automatically.
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
CVE Program Container
Additional References
- https://access.redhat.com/errata/RHSA-2024:0723
- https://access.redhat.com/errata/RHSA-2024:0724
- https://access.redhat.com/errata/RHSA-2024:0725
- https://access.redhat.com/errata/RHSA-2024:0881
- https://access.redhat.com/errata/RHSA-2024:0897
- https://access.redhat.com/errata/RHSA-2024:1248
- https://access.redhat.com/errata/RHSA-2024:2094
- https://access.redhat.com/errata/RHSA-2024:3810
- https://access.redhat.com/security/cve/CVE-2023-6535
- https://bugzilla.redhat.com/show_bug.cgi?id=2254053
- https://lists.debian.org/debian-lts-announce/2024/06/msg00016.html
- https://security.netapp.com/advisory/ntap-20240415-0003/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZFYW6R64GPLUOXSQBJI3JBUX3HGLAYPP/
References
- https://access.redhat.com/errata/RHSA-2024:0723
- https://access.redhat.com/errata/RHSA-2024:0724
- https://access.redhat.com/errata/RHSA-2024:0725
- https://access.redhat.com/errata/RHSA-2024:0881
- https://access.redhat.com/errata/RHSA-2024:0897
- https://access.redhat.com/errata/RHSA-2024:1248
- https://access.redhat.com/errata/RHSA-2024:2094
- https://access.redhat.com/errata/RHSA-2024:3810
- https://access.redhat.com/security/cve/CVE-2023-6535
- https://bugzilla.redhat.com/show_bug.cgi?id=2254053
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