Linux Kernel Use-After-Free Vulnerability

Linux kernel contains a use-after-free vulnerability that allows for privilege escalation to gain ring0 access from the system user.

cat cve-2023-0266.json

Vendor: Linux
Product: Kernel
CVSS: 7.9
EPSS (exploit probability): 3.7%
Status: kev
CISA patch-by (BOD 22-01): April 20, 2023
Published: March 30, 2023
Source: https://nvd.nist.gov/vuln/detail/CVE-2023-0266

Linux kernel contains a use-after-free vulnerability that allows for privilege escalation to gain ring0 access from the system user.

Added to CISA’s Known Exploited Vulnerabilities catalog on 2023-03-30. Required action per CISA: Apply updates per vendor instructions. Due date: 2023-04-20.

This is an auto-synced KEV catalog record pending a full 0dayNews write-up — see CISA’s KEV catalog and the NVD record linked above for primary sources.