Risk Letters

Exploited vulnerability

CVE-2023-0266

TLP:CLEAR

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.

Facts

  • Vendor: Linux
  • Product: Kernel
  • CVSS: 7.9
  • EPSS (probability of exploitation within 30 days): 3.7 %
  • On CISA's Known Exploited Vulnerabilities list since: 30 March 2023
  • First known exploitation: 30 March 2023
  • CISA's deadline for US federal agencies: 20 April 2023
  • Weakness: CWE-416
  • First seen by Risk Letters: 30 March 2023

Members see which Nordic sectors the flaw hits, and what to do about it.

Get the full brief

Data: NVD (public domain), CISA KEV, FIRST EPSS, MITRE ATT&CK, AlienVault OTX. NVD