{"id":"CVE-2024-8178","aliases":["EUVD-2024-49000","GHSA-9qxr-9qr6-7x7w"],"status":"published","title":"Multiple issues in ctl(4) CAM Target Layer","description":"The ctl_write_buffer and ctl_read_buffer functions allocated memory to be returned to userspace, without initializing it.\n\nMalicious 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.","severity":{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.00601,"percentile":0.4905,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-908","CWE-909"],"published":"2024-09-05T04:31:12Z","modified":"2026-06-17T08:22:03Z","products":[{"vendor":"freebsd","product":"freebsd"}],"references":[{"url":"https://security.freebsd.org/advisories/FreeBSD-SA-24:11.ctl.asc","tags":["vendor-advisory","Vendor Advisory"]},{"url":"https://security.netapp.com/advisory/ntap-20240920-0010/"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-8178"},{"url":"https://security.netapp.com/advisory/ntap-20240920-0010"},{"url":"https://github.com/advisories/GHSA-9qxr-9qr6-7x7w"}],"sources":{"cve":[{"id":"CVE-2024-8178","title":"Multiple issues in ctl(4) CAM Target Layer","description":"The ctl_write_buffer and ctl_read_buffer functions allocated memory to be returned to userspace, without initializing it.\n\nMalicious 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.","status":"published","published":"2024-09-05T04:31:12.231Z","modified":"2025-11-04T16:15:56.298Z","cvss":[{"version":"3.1","score":9.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"adp"}],"cwes":["CWE-908","CWE-909"],"updated_at":"2026-11-02T14:34:09.540667Z"}],"euvd":[{"id":"EUVD-2024-49000","description":"The ctl_write_buffer and ctl_read_buffer functions allocated memory to be returned to userspace, without initializing it.\n\nMalicious 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.","status":"published","published":"2024-09-05T04:31:12Z","modified":"2025-11-04T16:15:56Z","cvss":[{"version":"3.1","score":9.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T19:49:28.888576Z"}],"ghsa":[{"id":"GHSA-9qxr-9qr6-7x7w","title":"The ctl_write_buffer and ctl_read_buffer functions allocated memory to be returned to userspace,...","description":"The ctl_write_buffer and ctl_read_buffer functions allocated memory to be returned to userspace, without initializing it.\n\nMalicious 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.","status":"published","published":"2024-09-05T06:31:35Z","modified":"2025-11-04T18:31:19Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-908","CWE-909"],"updated_at":"2026-11-02T15:04:33.911399Z"}],"nvd":[{"id":"CVE-2024-8178","description":"The ctl_write_buffer and ctl_read_buffer functions allocated memory to be returned to userspace, without initializing it.\n\nMalicious 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.","status":"published","published":"2024-09-05T05:15:13.907Z","modified":"2026-06-17T08:22:03.84Z","cvss":[{"version":"3.1","score":8.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"3.1","score":9.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-908","CWE-909"],"updated_at":"2026-11-02T14:10:24.514378Z"}]}}