PT-2023-9444
CVE-2023-52893
·
Published
2023-01-20
·
Updated
2025-09-29
Description by
CVSS 3.1
5.5
MediumMetricsAV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Name of the Vulnerable Software and Affected Versions
Linux kernel (affected versions not specified)
Description
The issue is related to a null pointer dereference in the gsmi component of the Linux kernel. This can be triggered by a new get variable call with attr=NULL, which was introduced by a commit to the efi: pstore module. The vulnerability may allow an attacker to cause a denial of service.
Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Exploitability
Exploit
Impacts
Researchers
Vendors
Affected products
Found an issue in the description? Have something to add? Feel free to write us 👾