CVE-2023-6121

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2023-6121
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).

4.3 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

References
Link Resource
https://access.redhat.com/errata/RHSA-2024:2394
https://access.redhat.com/security/cve/CVE-2023-6121 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2250043 Issue Tracking Third Party Advisory
https://lists.debian.org/debian-lts-announce/2024/01/msg00005.html
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*
History

30 Apr 2024, 14:15

Type Values Removed Values Added
References
  • () https://access.redhat.com/errata/RHSA-2024:2394 -

11 Jan 2024, 21:15

Type Values Removed Values Added
References
  • () https://lists.debian.org/debian-lts-announce/2024/01/msg00005.html -

20 Dec 2023, 19:15

Type Values Removed Values Added
Summary (en) An out-of-bounds read vulnerability was found in the NVMe-oF/TCP subsystem in the Linux kernel. This flaw allows a remote attacker to send a crafted TCP packet, triggering a heap-based buffer overflow that results in kmalloc data to be printed (and potentially leaked) to the kernel ring buffer (dmesg). (en) 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).

28 Nov 2023, 19:07

Type Values Removed Values Added
References () https://bugzilla.redhat.com/show_bug.cgi?id=2250043 - () https://bugzilla.redhat.com/show_bug.cgi?id=2250043 - Issue Tracking, Third Party Advisory
References () https://access.redhat.com/security/cve/CVE-2023-6121 - () https://access.redhat.com/security/cve/CVE-2023-6121 - Third Party Advisory
CPE cpe:2.3:o:redhat:enterprise_linux:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
First Time Redhat
Redhat enterprise Linux
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 4.3
CWE CWE-125

16 Nov 2023, 15:15

Type Values Removed Values Added
New CVE
Information

Published : 2023-11-16 15:15

Updated : 2024-04-30 14:15

NVD link : CVE-2023-6121

Mitre link : CVE-2023-6121

CVE.ORG link : CVE-2023-6121

JSON object : View

Products Affected

redhat

  • enterprise_linux
CWE
CWE-125

Out-of-bounds Read