CVE-2023-0122 — HIGH (7.5) — White Hats Nepal

Vulnerability Description

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.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Linux	Linux Kernel	6.0

Related Weaknesses (CWE)

CWE-476

References

http://www.openwall.com/lists/oss-security/2023/01/18/1Mailing ListThird Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=daMailing ListPatchVendor Advisory
https://security.netapp.com/advisory/ntap-20230302-0002/
http://www.openwall.com/lists/oss-security/2023/01/18/1Mailing ListThird Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=daMailing ListPatchVendor Advisory
https://security.netapp.com/advisory/ntap-20230302-0002/

FAQ

What is CVE-2023-0122?

CVE-2023-0122 is a vulnerability with a CVSS score of 7.5 (HIGH). 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. Aff...

How severe is CVE-2023-0122?

CVE-2023-0122 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-0122?

Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.