CVE-2023-28327 — MEDIUM (5.5)

Q: How severe is CVE-2023-28327?

CVE-2023-28327 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2023-28327?

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

Vulnerability Description

A NULL pointer dereference flaw was found in the UNIX protocol in net/unix/diag.c In unix_diag_get_exact in the Linux Kernel. The newly allocated skb does not have sk, leading to a NULL pointer. This flaw allows a local user to crash or potentially cause a denial of service.

CVSS Score

5.5

MEDIUM

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

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Linux	Linux Kernel	< 6.0
Redhat	Enterprise Linux	8.0

Related Weaknesses (CWE)

CWE-476

References

https://bugzilla.redhat.com/show_bug.cgi?id=2177382Issue TrackingPatch
https://bugzilla.redhat.com/show_bug.cgi?id=2177382Issue TrackingPatch

FAQ

What is CVE-2023-28327?

CVE-2023-28327 is a vulnerability with a CVSS score of 5.5 (MEDIUM). A NULL pointer dereference flaw was found in the UNIX protocol in net/unix/diag.c In unix_diag_get_exact in the Linux Kernel. The newly allocated skb does not have sk, leading to a NULL pointer. This ...

How severe is CVE-2023-28327?

CVE-2023-28327 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2023-28327?

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