Linux Kernel NVMe Driver Vulnerability Leads to Kernel Panic and Denial of Service
CVE-2023-6536

6.5MEDIUM

Key Information:

Vendor
Red Hat
Status
Red Hat Enterprise Linux 8
Red Hat Enterprise Linux 8.6 Extended Update Support
Red Hat Enterprise Linux 8.8 Extended Update Support
Red Hat Enterprise Linux 9
Vendor
CVE Published:
7 February 2024

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 Version(s)

Red Hat Enterprise Linux 8 0:4.18.0-513.18.1.rt7.320.el8_9

Red Hat Enterprise Linux 8 0:4.18.0-513.18.1.el8_9

Red Hat Enterprise Linux 8.6 Extended Update Support 0:4.18.0-372.91.1.el8_6

References

https://access.redhat.com/errata/RHSA-2024:0723
vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2024:0724
vendor-advisoryx_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2024:0725
vendor-advisoryx_refsource_REDHAT

CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Collectors

NVD DatabaseMitre Database

Credit

Red Hat would like to thank Alon Zahavi for reporting this issue.
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