CVE-2019-15879: Race Condition
First published: Wed May 13 2020(Updated: )
In FreeBSD 12.1-STABLE before r356908, 12.1-RELEASE before p5, 11.3-STABLE before r356908, and 11.3-RELEASE before p9, a race condition in the cryptodev module permitted a data structure in the kernel to be used after it was freed, allowing an unprivileged process can overwrite arbitrary kernel memory.
Credit: secteam@freebsd.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| FreeBSD FreeBSD | =11.3 | |
| FreeBSD FreeBSD | =11.3-p1 | |
| FreeBSD FreeBSD | =11.3-p2 | |
| FreeBSD FreeBSD | =11.3-p3 | |
| FreeBSD FreeBSD | =11.3-p4 | |
| FreeBSD FreeBSD | =11.3-p5 | |
| FreeBSD FreeBSD | =11.3-p6 | |
| FreeBSD FreeBSD | =11.3-p7 | |
| FreeBSD FreeBSD | =11.3-p8 | |
| FreeBSD FreeBSD | =12.1 | |
| FreeBSD FreeBSD | =12.1-p1 | |
| FreeBSD FreeBSD | =12.1-p2 | |
| FreeBSD FreeBSD | =12.1-p3 | |
| FreeBSD FreeBSD | =12.1-p4 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Frequently Asked Questions
What is the severity of CVE-2019-15879?
The severity of CVE-2019-15879 is high, with a CVSS score of 7.4.
Which versions of FreeBSD are affected by CVE-2019-15879?
FreeBSD 11.3 and FreeBSD 12.1, along with their corresponding patch versions, are affected by CVE-2019-15879.
What is the vulnerability in CVE-2019-15879?
CVE-2019-15879 is a race condition vulnerability in the cryptodev module of FreeBSD.
How can an unprivileged process exploit CVE-2019-15879?
An unprivileged process can exploit CVE-2019-15879 by causing a data structure in the kernel to be used after it was freed, allowing the process to overwrite arbitrary kernel memory.
Where can I find more information about CVE-2019-15879?
You can find more information about CVE-2019-15879 on the FreeBSD security advisories website and the NetApp security advisory website.
- collector/nvd-index
- agent/references
- agent/tags
- agent/weakness
- agent/severity
- agent/author
- agent/type
- agent/description
- agent/event
- agent/last-modified-date
- agent/softwarecombine
- agent/first-publish-date
- collector/mitre-cve
- source/MITRE
- vendor/freebsd
- canonical/freebsd freebsd
- version/freebsd freebsd/11.3
- version/freebsd freebsd/11.3-p1
- version/freebsd freebsd/11.3-p2
- version/freebsd freebsd/11.3-p3
- version/freebsd freebsd/11.3-p4
- version/freebsd freebsd/11.3-p5
- version/freebsd freebsd/11.3-p6
- version/freebsd freebsd/11.3-p7
- version/freebsd freebsd/11.3-p8
- version/freebsd freebsd/12.1
- version/freebsd freebsd/12.1-p1
- version/freebsd freebsd/12.1-p2
- version/freebsd freebsd/12.1-p3
- version/freebsd freebsd/12.1-p4