CVE-2023-1628 Jianming Antivirus IoControlCode kvcore.sys null pointer dereference

Medium 5.5 Published 25 Mar 2023 Updated 19 Feb 2025

A local attacker can cause a denial of service in Jianming Antivirus via a null pointer dereference in the kvcore.sys driver.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2023-1628?

CVE-2023-1628 is a medium-severity vulnerability in Jianming Antivirus, published on 25 Mar 2023. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

A vulnerability classified as problematic has been found in Jianming Antivirus 16.2.2022.418. Affected is an unknown function in the library kvcore.sys of the component IoControlCode Handler. The manipulation leads to null pointer dereference. The attack needs to be approached locally. The exploit has been disclosed to the public and may be used. VDB-224010 is the identifier assigned to this vulnerability.

Weakness: CWE-476

Which versions are affected by CVE-2023-1628?

It affects 1 product.

Products include Jiangmin Jiangmin Antivirus.

How do I fix CVE-2023-1628?

No fix has been published for CVE-2023-1628 yet. Limit exposure of the affected software until one is available.

Is CVE-2023-1628 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-1628 exists.

Sources

Also known as GHSA-hcgv-rjpx-8qjc.