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CVE-2023-0122

Date: January 16, 2023

A NULL pointer dereference vulnerability in the Linux kernel NVMe functionality, in nvmet_setup_auth(), allows an attacker to perform a Pre-Auth Denial of Service (DoS) attack on a remote machine. Affected versions v6.0-rc1 to v6.0-rc3, fixed in v6.0-rc4.

Language: C

Severity Score

Related Resources (6)

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=da0342a3aa0357795224e6283df86444e1117168
https://nvd.nist.gov/vuln/detail/CVE-2023-0122
https://security-tracker.debian.org/tracker/CVE-2023-0122
https://security.netapp.com/advisory/ntap-20230302-0002/
http://www.openwall.com/lists/oss-security/2023/01/18/1
https://www.mend.io/vulnerability-database/CVE-2023-0122

Severity Score

Weakness Type (CWE)

NULL Pointer Dereference

CWE-476

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

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