VULNERABILITY INTELLIGENCE

CVE-2021-47049

CVSS score8.4 HIGH
EPSS probability0.23%
CISA KEVNot currently listed
Published2024-02-28
Last modified2026-08-04
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: vmbus: Use after free in __vmbus_open() The "open_info" variable is added to the &vmbus_connection.chn_msg_list, but the error handling frees "open_info" without removing it from the list. This will result in a use after free. First remove it from the list, and then free it.

Weakness classification

  • nvd@nist.gov: CWE-416

Primary references