Vulnerability in FreeBSD
CVE-2019-5612
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.
Vulnerability class: Race Condition
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.009 (58.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 58.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
- FreeBSD — versions 11.2, 11.3, 12.0
- NetApp Clustered Data Ontap
- FreeBSD — versions before 12.0-RELEASE-p10, before 11.3-RELEASE-p3, before 11.2-RELEASE-p14
Weakness classification (CWE)
References
- security.FreeBSD.org/advisories/FreeBSD-SA-19:23.midi.asc (Mitigation, Vendor Advisory)
- security.netapp.com/advisory/ntap-20190910-0002/ (Third Party Advisory)
Frequently asked questions
- What is CVE-2019-5612?
- CVE-2019-5612 is a high-severity vulnerability in FreeBSD, classified under Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition). CVSS score: 7.5/10. Published 2019-08-30.
- How severe is CVE-2019-5612?
- High severity. CVSS v3 base score is 7.5 out of 10.