CVE-2024-8178

Sept. 6, 2024, 5:35 p.m.

8.8
High

Description

The ctl_write_buffer and ctl_read_buffer functions allocated memory to be returned to userspace, without initializing it. Malicious software running in a guest VM that exposes virtio_scsi can exploit the vulnerabilities to achieve code execution on the host in the bhyve userspace process, which typically runs as root. Note that bhyve runs in a Capsicum sandbox, so malicious code is constrained by the capabilities available to the bhyve process. A malicious iSCSI initiator could achieve remote code execution on the iSCSI target host.

Product(s) Impacted

Vendor Product Versions
Freebsd
  • Freebsd
  • *, 13.3, 13.4, 14.0, 14.1

Weaknesses

CWE-908
Use of Uninitialized Resource
The product uses or accesses a resource that has not been initialized.
CWE-909
Missing Initialization of Resource
The product does not initialize a critical resource.

*CPE(s)

Type Vendor Product Version Update Edition Language Software Edition Target Software Target Hardware Other Information
o freebsd freebsd / / / / / / / /
o freebsd freebsd 13.3 - / / / / / /
o freebsd freebsd 13.3 p1 / / / / / /
o freebsd freebsd 13.3 p2 / / / / / /
o freebsd freebsd 13.3 p3 / / / / / /
o freebsd freebsd 13.3 p4 / / / / / /
o freebsd freebsd 13.3 p5 / / / / / /
o freebsd freebsd 13.4 beta3 / / / / / /
o freebsd freebsd 14.0 - / / / / / /
o freebsd freebsd 14.0 beta5 / / / / / /
o freebsd freebsd 14.0 p1 / / / / / /
o freebsd freebsd 14.0 p2 / / / / / /
o freebsd freebsd 14.0 p3 / / / / / /
o freebsd freebsd 14.0 p4 / / / / / /
o freebsd freebsd 14.0 p5 / / / / / /
o freebsd freebsd 14.0 p6 / / / / / /
o freebsd freebsd 14.0 p7 / / / / / /
o freebsd freebsd 14.0 p8 / / / / / /
o freebsd freebsd 14.0 p9 / / / / / /
o freebsd freebsd 14.0 rc3 / / / / / /
o freebsd freebsd 14.0 rc4-p1 / / / / / /
o freebsd freebsd 14.1 - / / / / / /
o freebsd freebsd 14.1 p1 / / / / / /
o freebsd freebsd 14.1 p2 / / / / / /
o freebsd freebsd 14.1 p3 / / / / / /

CVSS Score

8.8 / 10

CVSS Data

  • Attack Vector: LOCAL
  • Attack Complexity: LOW
  • Privileges Required: LOW
  • Scope: CHANGED
  • Confidentiality Impact: HIGH
  • Integrity Impact: HIGH
  • Availability Impact: HIGH
  • View Vector String

    CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Date

  • Published: Sept. 5, 2024, 5:15 a.m.
  • Last Modified: Sept. 6, 2024, 5:35 p.m.

Status : Modified

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

secteam@freebsd.org

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.