CVE-2023-6121
Published: Nov 16, 2023
Modified: May 12, 2026
CVSS v3.1
4.3
Description
An out-of-bounds read vulnerability was found in the NVMe-oF/TCP subsystem in the Linux kernel. This issue may allow a remote attacker to send a crafted TCP packet, triggering a heap-based buffer overflow that results in kmalloc data being printed and potentially leaked to the kernel ring buffer (dmesg).
| Vendor | Product | Versions |
|---|---|---|
Red Hat | Red Hat Enterprise Linux 8 | unaffected 0:4.18.0-553.rt7.342.el8_10 - < * |
Red Hat | Red Hat Enterprise Linux 8 | unaffected 0:4.18.0-553.el8_10 - < * |
Red Hat | Red Hat Enterprise Linux 9 | unaffected 0:5.14.0-427.13.1.el9_4 - < * |
Red Hat | Red Hat Enterprise Linux 9 | unaffected 0:5.14.0-427.13.1.el9_4 - < * |
Red Hat | Red Hat Enterprise Linux 6 | All versions |
Red Hat | Red Hat Enterprise Linux 7 | All versions |
Red Hat | Red Hat Enterprise Linux 7 | All versions |
Red Hat | Red Hat Enterprise Linux 9 | All versions |
Weaknesses (CWE)
CVSS v3.1 Details
CVSS v3.1 Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
References
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