CVE-2019-5612
HIGHFreeBSD Kernel Memory Exposure via /dev/midistat Race Condition
Title source: llmDescription
In FreeBSD 12.0-STABLE before r351264, 12.0-RELEASE before 12.0-RELEASE-p10, 11.3-STABLE before r351265, 11.3-RELEASE before 11.3-RELEASE-p3, and 11.2-RELEASE before 11.2-RELEASE-p14, the kernel driver for /dev/midistat implements a read handler that is not thread-safe. A multi-threaded program can exploit races in the handler to copy out kernel memory outside the boundaries of midistat's data buffer.
References (2)
Core 2
Core References
Mitigation, Vendor Advisory x_refsource_confirm
https://security.FreeBSD.org/advisories/FreeBSD-SA-19:23.midi.asc
Third Party Advisory x_refsource_confirm
https://security.netapp.com/advisory/ntap-20190910-0002/
Scores
CVSS v3
7.5
EPSS
0.0030
EPSS Percentile
53.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-362
Status
published
Products (4)
freebsd/freebsd
11.2 (13 CPE variants)
freebsd/freebsd
11.3 (5 CPE variants)
freebsd/freebsd
12.0 (6 CPE variants)
netapp/clustered_data_ontap
Published
Aug 30, 2019
Tracked Since
Feb 18, 2026