Home/CVE/A flaw was found in the Linux kernel's NVMe driver. This issue may allow an unauthenticated malicious actor to send a se
CVE

CVE-2023-6535

A flaw was found in the Linux kernel's NVMe driver. This issue may allow an unauthenticated malicious actor to send a se

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.

MEDIUM · CVSS 6.5 EPSS 0.00027
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-476NULL Pointer Dereference
▤

Affected Products & Versions

16
linux kernelall versions
redhat codeready linux builder eusall versions
redhat codeready linux builder eus for power little endian eusall versions
redhat codeready linux builder for arm64 eusall versions
redhat codeready linux builder for ibm z systems eusall versions
redhat enterprise linuxall versions
redhat enterprise linux eusall versions
redhat enterprise linux for arm 64 eusall versions
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD07 Feb 2024 · 09:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

30
rhsaRHSA-2024:0724Low
rhsaRHSA-2024:3810Moderate
suse-csafopenSUSE-SU-2025:14705-1
usnUSN-6819-4
usnUSN-6818-4
🔗

References & Sources

11
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://access.redhat.com/errata/RHSA-2024:0723Third Party Advisory
https://access.redhat.com/errata/RHSA-2024:0725Third Party Advisory
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
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